/*!
 * jQuery JavaScript Library v1.7
 * http://jquery.com/
 *
 * Copyright 2011, John Resig
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * Includes Sizzle.js
 * http://sizzlejs.com/
 * Copyright 2011, The Dojo Foundation
 * Released under the MIT, BSD, and GPL Licenses.
 *
 * Date: Thu Nov 3 16:18:21 2011 -0400
 */
(function( window, undefined ) {

    // Use the correct document accordingly with window argument (sandbox)
    var document = window.document,
    navigator = window.navigator,
    location = window.location;
    var jQuery = (function() {

        // Define a local copy of jQuery
        var jQuery = function( selector, context ) {
            // The jQuery object is actually just the init constructor 'enhanced'
            return new jQuery.fn.init( selector, context, rootjQuery );
        },

        // Map over jQuery in case of overwrite
        _jQuery = window.jQuery,

        // Map over the $ in case of overwrite
        _$ = window.$,

        // A central reference to the root jQuery(document)
        rootjQuery,

        // A simple way to check for HTML strings or ID strings
        // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
        quickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/,

        // Check if a string has a non-whitespace character in it
        rnotwhite = /\S/,

        // Used for trimming whitespace
        trimLeft = /^\s+/,
        trimRight = /\s+$/,

        // Check for digits
        rdigit = /\d/,

        // Match a standalone tag
        rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>)?$/,

        // JSON RegExp
        rvalidchars = /^[\],:{}\s]*$/,
        rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,
        rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,
        rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,

        // Useragent RegExp
        rwebkit = /(webkit)[ \/]([\w.]+)/,
        ropera = /(opera)(?:.*version)?[ \/]([\w.]+)/,
        rmsie = /(msie) ([\w.]+)/,
        rmozilla = /(mozilla)(?:.*? rv:([\w.]+))?/,

        // Matches dashed string for camelizing
        rdashAlpha = /-([a-z]|[0-9])/ig,
        rmsPrefix = /^-ms-/,

        // Used by jQuery.camelCase as callback to replace()
        fcamelCase = function( all, letter ) {
            return ( letter + "" ).toUpperCase();
        },

        // Keep a UserAgent string for use with jQuery.browser
        userAgent = navigator.userAgent,

        // For matching the engine and version of the browser
        browserMatch,

        // The deferred used on DOM ready
        readyList,

        // The ready event handler
        DOMContentLoaded,

        // Save a reference to some core methods
        toString = Object.prototype.toString,
        hasOwn = Object.prototype.hasOwnProperty,
        push = Array.prototype.push,
        slice = Array.prototype.slice,
        trim = String.prototype.trim,
        indexOf = Array.prototype.indexOf,

        // [[Class]] -> type pairs
        class2type = {};

        jQuery.fn = jQuery.prototype = {
            constructor: jQuery,
            init: function( selector, context, rootjQuery ) {
                var match, elem, ret, doc;

                // Handle $(""), $(null), or $(undefined)
                if ( !selector ) {
                    return this;
                }

                // Handle $(DOMElement)
                if ( selector.nodeType ) {
                    this.context = this[0] = selector;
                    this.length = 1;
                    return this;
                }

                // The body element only exists once, optimize finding it
                if ( selector === "body" && !context && document.body ) {
                    this.context = document;
                    this[0] = document.body;
                    this.selector = selector;
                    this.length = 1;
                    return this;
                }

                // Handle HTML strings
                if ( typeof selector === "string" ) {
                    // Are we dealing with HTML string or an ID?
                    if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
                        // Assume that strings that start and end with <> are HTML and skip the regex check
                        match = [ null, selector, null ];

                    } else {
                        match = quickExpr.exec( selector );
                    }

                    // Verify a match, and that no context was specified for #id
                    if ( match && (match[1] || !context) ) {

                        // HANDLE: $(html) -> $(array)
                        if ( match[1] ) {
                            context = context instanceof jQuery ? context[0] : context;
                            doc = ( context ? context.ownerDocument || context : document );

                            // If a single string is passed in and it's a single tag
                            // just do a createElement and skip the rest
                            ret = rsingleTag.exec( selector );

                            if ( ret ) {
                                if ( jQuery.isPlainObject( context ) ) {
                                    selector = [ document.createElement( ret[1] ) ];
                                    jQuery.fn.attr.call( selector, context, true );

                                } else {
                                    selector = [ doc.createElement( ret[1] ) ];
                                }

                            } else {
                                ret = jQuery.buildFragment( [ match[1] ], [ doc ] );
                                selector = ( ret.cacheable ? jQuery.clone(ret.fragment) : ret.fragment ).childNodes;
                            }

                            return jQuery.merge( this, selector );

                        // HANDLE: $("#id")
                        } else {
                            elem = document.getElementById( match[2] );

                            // Check parentNode to catch when Blackberry 4.6 returns
                            // nodes that are no longer in the document #6963
                            if ( elem && elem.parentNode ) {
                                // Handle the case where IE and Opera return items
                                // by name instead of ID
                                if ( elem.id !== match[2] ) {
                                    return rootjQuery.find( selector );
                                }

                                // Otherwise, we inject the element directly into the jQuery object
                                this.length = 1;
                                this[0] = elem;
                            }

                            this.context = document;
                            this.selector = selector;
                            return this;
                        }

                    // HANDLE: $(expr, $(...))
                    } else if ( !context || context.jquery ) {
                        return ( context || rootjQuery ).find( selector );

                    // HANDLE: $(expr, context)
                    // (which is just equivalent to: $(context).find(expr)
                    } else {
                        return this.constructor( context ).find( selector );
                    }

                // HANDLE: $(function)
                // Shortcut for document ready
                } else if ( jQuery.isFunction( selector ) ) {
                    return rootjQuery.ready( selector );
                }

                if ( selector.selector !== undefined ) {
                    this.selector = selector.selector;
                    this.context = selector.context;
                }

                return jQuery.makeArray( selector, this );
            },

            // Start with an empty selector
            selector: "",

            // The current version of jQuery being used
            jquery: "1.7",

            // The default length of a jQuery object is 0
            length: 0,

            // The number of elements contained in the matched element set
            size: function() {
                return this.length;
            },

            toArray: function() {
                return slice.call( this, 0 );
            },

            // Get the Nth element in the matched element set OR
            // Get the whole matched element set as a clean array
            get: function( num ) {
                return num == null ?

                // Return a 'clean' array
                this.toArray() :

                // Return just the object
                ( num < 0 ? this[ this.length + num ] : this[ num ] );
            },

            // Take an array of elements and push it onto the stack
            // (returning the new matched element set)
            pushStack: function( elems, name, selector ) {
                // Build a new jQuery matched element set
                var ret = this.constructor();

                if ( jQuery.isArray( elems ) ) {
                    push.apply( ret, elems );

                } else {
                    jQuery.merge( ret, elems );
                }

                // Add the old object onto the stack (as a reference)
                ret.prevObject = this;

                ret.context = this.context;

                if ( name === "find" ) {
                    ret.selector = this.selector + ( this.selector ? " " : "" ) + selector;
                } else if ( name ) {
                    ret.selector = this.selector + "." + name + "(" + selector + ")";
                }

                // Return the newly-formed element set
                return ret;
            },

            // Execute a callback for every element in the matched set.
            // (You can seed the arguments with an array of args, but this is
            // only used internally.)
            each: function( callback, args ) {
                return jQuery.each( this, callback, args );
            },

            ready: function( fn ) {
                // Attach the listeners
                jQuery.bindReady();

                // Add the callback
                readyList.add( fn );

                return this;
            },

            eq: function( i ) {
                return i === -1 ?
                this.slice( i ) :
                this.slice( i, +i + 1 );
            },

            first: function() {
                return this.eq( 0 );
            },

            last: function() {
                return this.eq( -1 );
            },

            slice: function() {
                return this.pushStack( slice.apply( this, arguments ),
                    "slice", slice.call(arguments).join(",") );
            },

            map: function( callback ) {
                return this.pushStack( jQuery.map(this, function( elem, i ) {
                    return callback.call( elem, i, elem );
                }));
            },

            end: function() {
                return this.prevObject || this.constructor(null);
            },

            // For internal use only.
            // Behaves like an Array's method, not like a jQuery method.
            push: push,
            sort: [].sort,
            splice: [].splice
        };

        // Give the init function the jQuery prototype for later instantiation
        jQuery.fn.init.prototype = jQuery.fn;

        jQuery.extend = jQuery.fn.extend = function() {
            var options, name, src, copy, copyIsArray, clone,
            target = arguments[0] || {},
            i = 1,
            length = arguments.length,
            deep = false;

            // Handle a deep copy situation
            if ( typeof target === "boolean" ) {
                deep = target;
                target = arguments[1] || {};
                // skip the boolean and the target
                i = 2;
            }

            // Handle case when target is a string or something (possible in deep copy)
            if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
                target = {};
            }

            // extend jQuery itself if only one argument is passed
            if ( length === i ) {
                target = this;
                --i;
            }

            for ( ; i < length; i++ ) {
                // Only deal with non-null/undefined values
                if ( (options = arguments[ i ]) != null ) {
                    // Extend the base object
                    for ( name in options ) {
                        src = target[ name ];
                        copy = options[ name ];

                        // Prevent never-ending loop
                        if ( target === copy ) {
                            continue;
                        }

                        // Recurse if we're merging plain objects or arrays
                        if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
                            if ( copyIsArray ) {
                                copyIsArray = false;
                                clone = src && jQuery.isArray(src) ? src : [];

                            } else {
                                clone = src && jQuery.isPlainObject(src) ? src : {};
                            }

                            // Never move original objects, clone them
                            target[ name ] = jQuery.extend( deep, clone, copy );

                        // Don't bring in undefined values
                        } else if ( copy !== undefined ) {
                            target[ name ] = copy;
                        }
                    }
                }
            }

            // Return the modified object
            return target;
        };

        jQuery.extend({
            noConflict: function( deep ) {
                if ( window.$ === jQuery ) {
                    window.$ = _$;
                }

                if ( deep && window.jQuery === jQuery ) {
                    window.jQuery = _jQuery;
                }

                return jQuery;
            },

            // Is the DOM ready to be used? Set to true once it occurs.
            isReady: false,

            // A counter to track how many items to wait for before
            // the ready event fires. See #6781
            readyWait: 1,

            // Hold (or release) the ready event
            holdReady: function( hold ) {
                if ( hold ) {
                    jQuery.readyWait++;
                } else {
                    jQuery.ready( true );
                }
            },

            // Handle when the DOM is ready
            ready: function( wait ) {
                // Either a released hold or an DOMready/load event and not yet ready
                if ( (wait === true && !--jQuery.readyWait) || (wait !== true && !jQuery.isReady) ) {
                    // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
                    if ( !document.body ) {
                        return setTimeout( jQuery.ready, 1 );
                    }

                    // Remember that the DOM is ready
                    jQuery.isReady = true;

                    // If a normal DOM Ready event fired, decrement, and wait if need be
                    if ( wait !== true && --jQuery.readyWait > 0 ) {
                        return;
                    }

                    // If there are functions bound, to execute
                    readyList.fireWith( document, [ jQuery ] );

                    // Trigger any bound ready events
                    if ( jQuery.fn.trigger ) {
                        jQuery( document ).trigger( "ready" ).unbind( "ready" );
                    }
                }
            },

            bindReady: function() {
                if ( readyList ) {
                    return;
                }

                readyList = jQuery.Callbacks( "once memory" );

                // Catch cases where $(document).ready() is called after the
                // browser event has already occurred.
                if ( document.readyState === "complete" ) {
                    // Handle it asynchronously to allow scripts the opportunity to delay ready
                    return setTimeout( jQuery.ready, 1 );
                }

                // Mozilla, Opera and webkit nightlies currently support this event
                if ( document.addEventListener ) {
                    // Use the handy event callback
                    document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false );

                    // A fallback to window.onload, that will always work
                    window.addEventListener( "load", jQuery.ready, false );

                // If IE event model is used
                } else if ( document.attachEvent ) {
                    // ensure firing before onload,
                    // maybe late but safe also for iframes
                    document.attachEvent( "onreadystatechange", DOMContentLoaded );

                    // A fallback to window.onload, that will always work
                    window.attachEvent( "onload", jQuery.ready );

                    // If IE and not a frame
                    // continually check to see if the document is ready
                    var toplevel = false;

                    try {
                        toplevel = window.frameElement == null;
                    } catch(e) {}

                    if ( document.documentElement.doScroll && toplevel ) {
                        doScrollCheck();
                    }
                }
            },

            // See test/unit/core.js for details concerning isFunction.
            // Since version 1.3, DOM methods and functions like alert
            // aren't supported. They return false on IE (#2968).
            isFunction: function( obj ) {
                return jQuery.type(obj) === "function";
            },

            isArray: Array.isArray || function( obj ) {
                return jQuery.type(obj) === "array";
            },

            // A crude way of determining if an object is a window
            isWindow: function( obj ) {
                return obj && typeof obj === "object" && "setInterval" in obj;
            },

            isNumeric: function( obj ) {
                return obj != null && rdigit.test( obj ) && !isNaN( obj );
            },

            type: function( obj ) {
                return obj == null ?
                String( obj ) :
                class2type[ toString.call(obj) ] || "object";
            },

            isPlainObject: function( obj ) {
                // Must be an Object.
                // Because of IE, we also have to check the presence of the constructor property.
                // Make sure that DOM nodes and window objects don't pass through, as well
                if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
                    return false;
                }

                try {
                    // Not own constructor property must be Object
                    if ( obj.constructor &&
                        !hasOwn.call(obj, "constructor") &&
                        !hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
                        return false;
                    }
                } catch ( e ) {
                    // IE8,9 Will throw exceptions on certain host objects #9897
                    return false;
                }

                // Own properties are enumerated firstly, so to speed up,
                // if last one is own, then all properties are own.

                var key;
                for ( key in obj ) {}

                return key === undefined || hasOwn.call( obj, key );
            },

            isEmptyObject: function( obj ) {
                for ( var name in obj ) {
                    return false;
                }
                return true;
            },

            error: function( msg ) {
                throw msg;
            },

            parseJSON: function( data ) {
                if ( typeof data !== "string" || !data ) {
                    return null;
                }

                // Make sure leading/trailing whitespace is removed (IE can't handle it)
                data = jQuery.trim( data );

                // Attempt to parse using the native JSON parser first
                if ( window.JSON && window.JSON.parse ) {
                    return window.JSON.parse( data );
                }

                // Make sure the incoming data is actual JSON
                // Logic borrowed from http://json.org/json2.js
                if ( rvalidchars.test( data.replace( rvalidescape, "@" )
                    .replace( rvalidtokens, "]" )
                    .replace( rvalidbraces, "")) ) {

                    return ( new Function( "return " + data ) )();

                }
                jQuery.error( "Invalid JSON: " + data );
            },

            // Cross-browser xml parsing
            parseXML: function( data ) {
                var xml, tmp;
                try {
                    if ( window.DOMParser ) { // Standard
                        tmp = new DOMParser();
                        xml = tmp.parseFromString( data , "text/xml" );
                    } else { // IE
                        xml = new ActiveXObject( "Microsoft.XMLDOM" );
                        xml.async = "false";
                        xml.loadXML( data );
                    }
                } catch( e ) {
                    xml = undefined;
                }
                if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
                    jQuery.error( "Invalid XML: " + data );
                }
                return xml;
            },

            noop: function() {},

            // Evaluates a script in a global context
            // Workarounds based on findings by Jim Driscoll
            // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
            globalEval: function( data ) {
                if ( data && rnotwhite.test( data ) ) {
                    // We use execScript on Internet Explorer
                    // We use an anonymous function so that context is window
                    // rather than jQuery in Firefox
                    ( window.execScript || function( data ) {
                        window[ "eval" ].call( window, data );
                    } )( data );
                }
            },

            // Convert dashed to camelCase; used by the css and data modules
            // Microsoft forgot to hump their vendor prefix (#9572)
            camelCase: function( string ) {
                return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
            },

            nodeName: function( elem, name ) {
                return elem.nodeName && elem.nodeName.toUpperCase() === name.toUpperCase();
            },

            // args is for internal usage only
            each: function( object, callback, args ) {
                var name, i = 0,
                length = object.length,
                isObj = length === undefined || jQuery.isFunction( object );

                if ( args ) {
                    if ( isObj ) {
                        for ( name in object ) {
                            if ( callback.apply( object[ name ], args ) === false ) {
                                break;
                            }
                        }
                    } else {
                        for ( ; i < length; ) {
                            if ( callback.apply( object[ i++ ], args ) === false ) {
                                break;
                            }
                        }
                    }

                // A special, fast, case for the most common use of each
                } else {
                    if ( isObj ) {
                        for ( name in object ) {
                            if ( callback.call( object[ name ], name, object[ name ] ) === false ) {
                                break;
                            }
                        }
                    } else {
                        for ( ; i < length; ) {
                            if ( callback.call( object[ i ], i, object[ i++ ] ) === false ) {
                                break;
                            }
                        }
                    }
                }

                return object;
            },

            // Use native String.trim function wherever possible
            trim: trim ?
            function( text ) {
                return text == null ?
                "" :
                trim.call( text );
            } :

            // Otherwise use our own trimming functionality
            function( text ) {
                return text == null ?
                "" :
                text.toString().replace( trimLeft, "" ).replace( trimRight, "" );
            },

            // results is for internal usage only
            makeArray: function( array, results ) {
                var ret = results || [];

                if ( array != null ) {
                    // The window, strings (and functions) also have 'length'
                    // The extra typeof function check is to prevent crashes
                    // in Safari 2 (See: #3039)
                    // Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930
                    var type = jQuery.type( array );

                    if ( array.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( array ) ) {
                        push.call( ret, array );
                    } else {
                        jQuery.merge( ret, array );
                    }
                }

                return ret;
            },

            inArray: function( elem, array, i ) {
                var len;

                if ( array ) {
                    if ( indexOf ) {
                        return indexOf.call( array, elem, i );
                    }

                    len = array.length;
                    i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;

                    for ( ; i < len; i++ ) {
                        // Skip accessing in sparse arrays
                        if ( i in array && array[ i ] === elem ) {
                            return i;
                        }
                    }
                }

                return -1;
            },

            merge: function( first, second ) {
                var i = first.length,
                j = 0;

                if ( typeof second.length === "number" ) {
                    for ( var l = second.length; j < l; j++ ) {
                        first[ i++ ] = second[ j ];
                    }

                } else {
                    while ( second[j] !== undefined ) {
                        first[ i++ ] = second[ j++ ];
                    }
                }

                first.length = i;

                return first;
            },

            grep: function( elems, callback, inv ) {
                var ret = [], retVal;
                inv = !!inv;

                // Go through the array, only saving the items
                // that pass the validator function
                for ( var i = 0, length = elems.length; i < length; i++ ) {
                    retVal = !!callback( elems[ i ], i );
                    if ( inv !== retVal ) {
                        ret.push( elems[ i ] );
                    }
                }

                return ret;
            },

            // arg is for internal usage only
            map: function( elems, callback, arg ) {
                var value, key, ret = [],
                i = 0,
                length = elems.length,
                // jquery objects are treated as arrays
                isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ;

                // Go through the array, translating each of the items to their
                if ( isArray ) {
                    for ( ; i < length; i++ ) {
                        value = callback( elems[ i ], i, arg );

                        if ( value != null ) {
                            ret[ ret.length ] = value;
                        }
                    }

                // Go through every key on the object,
                } else {
                    for ( key in elems ) {
                        value = callback( elems[ key ], key, arg );

                        if ( value != null ) {
                            ret[ ret.length ] = value;
                        }
                    }
                }

                // Flatten any nested arrays
                return ret.concat.apply( [], ret );
            },

            // A global GUID counter for objects
            guid: 1,

            // Bind a function to a context, optionally partially applying any
            // arguments.
            proxy: function( fn, context ) {
                if ( typeof context === "string" ) {
                    var tmp = fn[ context ];
                    context = fn;
                    fn = tmp;
                }

                // Quick check to determine if target is callable, in the spec
                // this throws a TypeError, but we will just return undefined.
                if ( !jQuery.isFunction( fn ) ) {
                    return undefined;
                }

                // Simulated bind
                var args = slice.call( arguments, 2 ),
                proxy = function() {
                    return fn.apply( context, args.concat( slice.call( arguments ) ) );
                };

                // Set the guid of unique handler to the same of original handler, so it can be removed
                proxy.guid = fn.guid = fn.guid || proxy.guid || jQuery.guid++;

                return proxy;
            },

            // Mutifunctional method to get and set values to a collection
            // The value/s can optionally be executed if it's a function
            access: function( elems, key, value, exec, fn, pass ) {
                var length = elems.length;

                // Setting many attributes
                if ( typeof key === "object" ) {
                    for ( var k in key ) {
                        jQuery.access( elems, k, key[k], exec, fn, value );
                    }
                    return elems;
                }

                // Setting one attribute
                if ( value !== undefined ) {
                    // Optionally, function values get executed if exec is true
                    exec = !pass && exec && jQuery.isFunction(value);

                    for ( var i = 0; i < length; i++ ) {
                        fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass );
                    }

                    return elems;
                }

                // Getting an attribute
                return length ? fn( elems[0], key ) : undefined;
            },

            now: function() {
                return ( new Date() ).getTime();
            },

            // Use of jQuery.browser is frowned upon.
            // More details: http://docs.jquery.com/Utilities/jQuery.browser
            uaMatch: function( ua ) {
                ua = ua.toLowerCase();

                var match = rwebkit.exec( ua ) ||
                ropera.exec( ua ) ||
                rmsie.exec( ua ) ||
                ua.indexOf("compatible") < 0 && rmozilla.exec( ua ) ||
                [];

                return {
                    browser: match[1] || "", 
                    version: match[2] || "0"
                };
            },

            sub: function() {
                function jQuerySub( selector, context ) {
                    return new jQuerySub.fn.init( selector, context );
                }
                jQuery.extend( true, jQuerySub, this );
                jQuerySub.superclass = this;
                jQuerySub.fn = jQuerySub.prototype = this();
                jQuerySub.fn.constructor = jQuerySub;
                jQuerySub.sub = this.sub;
                jQuerySub.fn.init = function init( selector, context ) {
                    if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) {
                        context = jQuerySub( context );
                    }

                    return jQuery.fn.init.call( this, selector, context, rootjQuerySub );
                };
                jQuerySub.fn.init.prototype = jQuerySub.fn;
                var rootjQuerySub = jQuerySub(document);
                return jQuerySub;
            },

            browser: {}
        });

        // Populate the class2type map
        jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) {
            class2type[ "[object " + name + "]" ] = name.toLowerCase();
        });

        browserMatch = jQuery.uaMatch( userAgent );
        if ( browserMatch.browser ) {
            jQuery.browser[ browserMatch.browser ] = true;
            jQuery.browser.version = browserMatch.version;
        }

        // Deprecated, use jQuery.browser.webkit instead
        if ( jQuery.browser.webkit ) {
            jQuery.browser.safari = true;
        }

        // IE doesn't match non-breaking spaces with \s
        if ( rnotwhite.test( "\xA0" ) ) {
            trimLeft = /^[\s\xA0]+/;
            trimRight = /[\s\xA0]+$/;
        }

        // All jQuery objects should point back to these
        rootjQuery = jQuery(document);

        // Cleanup functions for the document ready method
        if ( document.addEventListener ) {
            DOMContentLoaded = function() {
                document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false );
                jQuery.ready();
            };

        } else if ( document.attachEvent ) {
            DOMContentLoaded = function() {
                // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
                if ( document.readyState === "complete" ) {
                    document.detachEvent( "onreadystatechange", DOMContentLoaded );
                    jQuery.ready();
                }
            };
        }

        // The DOM ready check for Internet Explorer
        function doScrollCheck() {
            if ( jQuery.isReady ) {
                return;
            }

            try {
                // If IE is used, use the trick by Diego Perini
                // http://javascript.nwbox.com/IEContentLoaded/
                document.documentElement.doScroll("left");
            } catch(e) {
                setTimeout( doScrollCheck, 1 );
                return;
            }

            // and execute any waiting functions
            jQuery.ready();
        }

        // Expose jQuery as an AMD module, but only for AMD loaders that
        // understand the issues with loading multiple versions of jQuery
        // in a page that all might call define(). The loader will indicate
        // they have special allowances for multiple jQuery versions by
        // specifying define.amd.jQuery = true. Register as a named module,
        // since jQuery can be concatenated with other files that may use define,
        // but not use a proper concatenation script that understands anonymous
        // AMD modules. A named AMD is safest and most robust way to register.
        // Lowercase jquery is used because AMD module names are derived from
        // file names, and jQuery is normally delivered in a lowercase file name.
        if ( typeof define === "function" && define.amd && define.amd.jQuery ) {
            define( "jquery", [], function () {
                return jQuery;
            } );
        }

        return jQuery;

    })();


    // String to Object flags format cache
    var flagsCache = {};

    // Convert String-formatted flags into Object-formatted ones and store in cache
    function createFlags( flags ) {
        var object = flagsCache[ flags ] = {},
        i, length;
        flags = flags.split( /\s+/ );
        for ( i = 0, length = flags.length; i < length; i++ ) {
            object[ flags[i] ] = true;
        }
        return object;
    }

    /*
 * Create a callback list using the following parameters:
 *
 *	flags:	an optional list of space-separated flags that will change how
 *			the callback list behaves
 *
 * By default a callback list will act like an event callback list and can be
 * "fired" multiple times.
 *
 * Possible flags:
 *
 *	once:			will ensure the callback list can only be fired once (like a Deferred)
 *
 *	memory:			will keep track of previous values and will call any callback added
 *					after the list has been fired right away with the latest "memorized"
 *					values (like a Deferred)
 *
 *	unique:			will ensure a callback can only be added once (no duplicate in the list)
 *
 *	stopOnFalse:	interrupt callings when a callback returns false
 *
 */
    jQuery.Callbacks = function( flags ) {

        // Convert flags from String-formatted to Object-formatted
        // (we check in cache first)
        flags = flags ? ( flagsCache[ flags ] || createFlags( flags ) ) : {};

        var // Actual callback list
        list = [],
        // Stack of fire calls for repeatable lists
        stack = [],
        // Last fire value (for non-forgettable lists)
        memory,
        // Flag to know if list is currently firing
        firing,
        // First callback to fire (used internally by add and fireWith)
        firingStart,
        // End of the loop when firing
        firingLength,
        // Index of currently firing callback (modified by remove if needed)
        firingIndex,
        // Add one or several callbacks to the list
        add = function( args ) {
            var i,
            length,
            elem,
            type,
            actual;
            for ( i = 0, length = args.length; i < length; i++ ) {
                elem = args[ i ];
                type = jQuery.type( elem );
                if ( type === "array" ) {
                    // Inspect recursively
                    add( elem );
                } else if ( type === "function" ) {
                    // Add if not in unique mode and callback is not in
                    if ( !flags.unique || !self.has( elem ) ) {
                        list.push( elem );
                    }
                }
            }
        },
        // Fire callbacks
        fire = function( context, args ) {
            args = args || [];
            memory = !flags.memory || [ context, args ];
            firing = true;
            firingIndex = firingStart || 0;
            firingStart = 0;
            firingLength = list.length;
            for ( ; list && firingIndex < firingLength; firingIndex++ ) {
                if ( list[ firingIndex ].apply( context, args ) === false && flags.stopOnFalse ) {
                    memory = true; // Mark as halted
                    break;
                }
            }
            firing = false;
            if ( list ) {
                if ( !flags.once ) {
                    if ( stack && stack.length ) {
                        memory = stack.shift();
                        self.fireWith( memory[ 0 ], memory[ 1 ] );
                    }
                } else if ( memory === true ) {
                    self.disable();
                } else {
                    list = [];
                }
            }
        },
        // Actual Callbacks object
        self = {
            // Add a callback or a collection of callbacks to the list
            add: function() {
                if ( list ) {
                    var length = list.length;
                    add( arguments );
                    // Do we need to add the callbacks to the
                    // current firing batch?
                    if ( firing ) {
                        firingLength = list.length;
                    // With memory, if we're not firing then
                    // we should call right away, unless previous
                    // firing was halted (stopOnFalse)
                    } else if ( memory && memory !== true ) {
                        firingStart = length;
                        fire( memory[ 0 ], memory[ 1 ] );
                    }
                }
                return this;
            },
            // Remove a callback from the list
            remove: function() {
                if ( list ) {
                    var args = arguments,
                    argIndex = 0,
                    argLength = args.length;
                    for ( ; argIndex < argLength ; argIndex++ ) {
                        for ( var i = 0; i < list.length; i++ ) {
                            if ( args[ argIndex ] === list[ i ] ) {
                                // Handle firingIndex and firingLength
                                if ( firing ) {
                                    if ( i <= firingLength ) {
                                        firingLength--;
                                        if ( i <= firingIndex ) {
                                            firingIndex--;
                                        }
                                    }
                                }
                                // Remove the element
                                list.splice( i--, 1 );
                                // If we have some unicity property then
                                // we only need to do this once
                                if ( flags.unique ) {
                                    break;
                                }
                            }
                        }
                    }
                }
                return this;
            },
            // Control if a given callback is in the list
            has: function( fn ) {
                if ( list ) {
                    var i = 0,
                    length = list.length;
                    for ( ; i < length; i++ ) {
                        if ( fn === list[ i ] ) {
                            return true;
                        }
                    }
                }
                return false;
            },
            // Remove all callbacks from the list
            empty: function() {
                list = [];
                return this;
            },
            // Have the list do nothing anymore
            disable: function() {
                list = stack = memory = undefined;
                return this;
            },
            // Is it disabled?
            disabled: function() {
                return !list;
            },
            // Lock the list in its current state
            lock: function() {
                stack = undefined;
                if ( !memory || memory === true ) {
                    self.disable();
                }
                return this;
            },
            // Is it locked?
            locked: function() {
                return !stack;
            },
            // Call all callbacks with the given context and arguments
            fireWith: function( context, args ) {
                if ( stack ) {
                    if ( firing ) {
                        if ( !flags.once ) {
                            stack.push( [ context, args ] );
                        }
                    } else if ( !( flags.once && memory ) ) {
                        fire( context, args );
                    }
                }
                return this;
            },
            // Call all the callbacks with the given arguments
            fire: function() {
                self.fireWith( this, arguments );
                return this;
            },
            // To know if the callbacks have already been called at least once
            fired: function() {
                return !!memory;
            }
        };

        return self;
    };




    var // Static reference to slice
    sliceDeferred = [].slice;

    jQuery.extend({

        Deferred: function( func ) {
            var doneList = jQuery.Callbacks( "once memory" ),
            failList = jQuery.Callbacks( "once memory" ),
            progressList = jQuery.Callbacks( "memory" ),
            state = "pending",
            lists = {
                resolve: doneList,
                reject: failList,
                notify: progressList
            },
            promise = {
                done: doneList.add,
                fail: failList.add,
                progress: progressList.add,

                state: function() {
                    return state;
                },

                // Deprecated
                isResolved: doneList.fired,
                isRejected: failList.fired,

                then: function( doneCallbacks, failCallbacks, progressCallbacks ) {
                    deferred.done( doneCallbacks ).fail( failCallbacks ).progress( progressCallbacks );
                    return this;
                },
                always: function() {
                    return deferred.done.apply( deferred, arguments ).fail.apply( deferred, arguments );
                },
                pipe: function( fnDone, fnFail, fnProgress ) {
                    return jQuery.Deferred(function( newDefer ) {
                        jQuery.each( {
                            done: [ fnDone, "resolve" ],
                            fail: [ fnFail, "reject" ],
                            progress: [ fnProgress, "notify" ]
                        }, function( handler, data ) {
                            var fn = data[ 0 ],
                            action = data[ 1 ],
                            returned;
                            if ( jQuery.isFunction( fn ) ) {
                                deferred[ handler ](function() {
                                    returned = fn.apply( this, arguments );
                                    if ( returned && jQuery.isFunction( returned.promise ) ) {
                                        returned.promise().then( newDefer.resolve, newDefer.reject, newDefer.notify );
                                    } else {
                                        newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] );
                                    }
                                });
                            } else {
                                deferred[ handler ]( newDefer[ action ] );
                            }
                        });
                    }).promise();
                },
                // Get a promise for this deferred
                // If obj is provided, the promise aspect is added to the object
                promise: function( obj ) {
                    if ( obj == null ) {
                        obj = promise;
                    } else {
                        for ( var key in promise ) {
                            obj[ key ] = promise[ key ];
                        }
                    }
                    return obj;
                }
            },
            deferred = promise.promise({}),
            key;

            for ( key in lists ) {
                deferred[ key ] = lists[ key ].fire;
                deferred[ key + "With" ] = lists[ key ].fireWith;
            }

            // Handle state
            deferred.done( function() {
                state = "resolved";
            }, failList.disable, progressList.lock ).fail( function() {
                state = "rejected";
            }, doneList.disable, progressList.lock );

            // Call given func if any
            if ( func ) {
                func.call( deferred, deferred );
            }

            // All done!
            return deferred;
        },

        // Deferred helper
        when: function( firstParam ) {
            var args = sliceDeferred.call( arguments, 0 ),
            i = 0,
            length = args.length,
            pValues = new Array( length ),
            count = length,
            pCount = length,
            deferred = length <= 1 && firstParam && jQuery.isFunction( firstParam.promise ) ?
            firstParam :
            jQuery.Deferred(),
            promise = deferred.promise();
            function resolveFunc( i ) {
                return function( value ) {
                    args[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value;
                    if ( !( --count ) ) {
                        deferred.resolveWith( deferred, args );
                    }
                };
            }
            function progressFunc( i ) {
                return function( value ) {
                    pValues[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value;
                    deferred.notifyWith( promise, pValues );
                };
            }
            if ( length > 1 ) {
                for ( ; i < length; i++ ) {
                    if ( args[ i ] && args[ i ].promise && jQuery.isFunction( args[ i ].promise ) ) {
                        args[ i ].promise().then( resolveFunc(i), deferred.reject, progressFunc(i) );
                    } else {
                        --count;
                    }
                }
                if ( !count ) {
                    deferred.resolveWith( deferred, args );
                }
            } else if ( deferred !== firstParam ) {
                deferred.resolveWith( deferred, length ? [ firstParam ] : [] );
            }
            return promise;
        }
    });




    jQuery.support = (function() {

        var div = document.createElement( "div" ),
        documentElement = document.documentElement,
        all,
        a,
        select,
        opt,
        input,
        marginDiv,
        support,
        fragment,
        body,
        testElementParent,
        testElement,
        testElementStyle,
        tds,
        events,
        eventName,
        i,
        isSupported;

        // Preliminary tests
        div.setAttribute("className", "t");
        div.innerHTML = "   <link/><table></table><a href='/a' style='top:1px;float:left;opacity:.55;'>a</a><input type='checkbox'/><nav></nav>";


        all = div.getElementsByTagName( "*" );
        a = div.getElementsByTagName( "a" )[ 0 ];

        // Can't get basic test support
        if ( !all || !all.length || !a ) {
            return {};
        }

        // First batch of supports tests
        select = document.createElement( "select" );
        opt = select.appendChild( document.createElement("option") );
        input = div.getElementsByTagName( "input" )[ 0 ];

        support = {
            // IE strips leading whitespace when .innerHTML is used
            leadingWhitespace: ( div.firstChild.nodeType === 3 ),

            // Make sure that tbody elements aren't automatically inserted
            // IE will insert them into empty tables
            tbody: !div.getElementsByTagName( "tbody" ).length,

            // Make sure that link elements get serialized correctly by innerHTML
            // This requires a wrapper element in IE
            htmlSerialize: !!div.getElementsByTagName( "link" ).length,

            // Get the style information from getAttribute
            // (IE uses .cssText instead)
            style: /top/.test( a.getAttribute("style") ),

            // Make sure that URLs aren't manipulated
            // (IE normalizes it by default)
            hrefNormalized: ( a.getAttribute( "href" ) === "/a" ),

            // Make sure that element opacity exists
            // (IE uses filter instead)
            // Use a regex to work around a WebKit issue. See #5145
            opacity: /^0.55/.test( a.style.opacity ),

            // Verify style float existence
            // (IE uses styleFloat instead of cssFloat)
            cssFloat: !!a.style.cssFloat,

            // Make sure unknown elements (like HTML5 elems) are handled appropriately
            unknownElems: !!div.getElementsByTagName( "nav" ).length,

            // Make sure that if no value is specified for a checkbox
            // that it defaults to "on".
            // (WebKit defaults to "" instead)
            checkOn: ( input.value === "on" ),

            // Make sure that a selected-by-default option has a working selected property.
            // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
            optSelected: opt.selected,

            // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
            getSetAttribute: div.className !== "t",

            // Tests for enctype support on a form(#6743)
            enctype: !!document.createElement("form").enctype,

            // Will be defined later
            submitBubbles: true,
            changeBubbles: true,
            focusinBubbles: false,
            deleteExpando: true,
            noCloneEvent: true,
            inlineBlockNeedsLayout: false,
            shrinkWrapBlocks: false,
            reliableMarginRight: true
        };

        // Make sure checked status is properly cloned
        input.checked = true;
        support.noCloneChecked = input.cloneNode( true ).checked;

        // Make sure that the options inside disabled selects aren't marked as disabled
        // (WebKit marks them as disabled)
        select.disabled = true;
        support.optDisabled = !opt.disabled;

        // Test to see if it's possible to delete an expando from an element
        // Fails in Internet Explorer
        try {
            delete div.test;
        } catch( e ) {
            support.deleteExpando = false;
        }

        if ( !div.addEventListener && div.attachEvent && div.fireEvent ) {
            div.attachEvent( "onclick", function() {
                // Cloning a node shouldn't copy over any
                // bound event handlers (IE does this)
                support.noCloneEvent = false;
            });
            div.cloneNode( true ).fireEvent( "onclick" );
        }

        // Check if a radio maintains its value
        // after being appended to the DOM
        input = document.createElement("input");
        input.value = "t";
        input.setAttribute("type", "radio");
        support.radioValue = input.value === "t";

        input.setAttribute("checked", "checked");
        div.appendChild( input );
        fragment = document.createDocumentFragment();
        fragment.appendChild( div.lastChild );

        // WebKit doesn't clone checked state correctly in fragments
        support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;

        div.innerHTML = "";

        // Figure out if the W3C box model works as expected
        div.style.width = div.style.paddingLeft = "1px";

        // We don't want to do body-related feature tests on frameset
        // documents, which lack a body. So we use
        // document.getElementsByTagName("body")[0], which is undefined in
        // frameset documents, while document.body isn’t. (7398)
        body = document.getElementsByTagName("body")[ 0 ];
        // We use our own, invisible, body unless the body is already present
        // in which case we use a div (#9239)
        testElement = document.createElement( body ? "div" : "body" );
        testElementStyle = {
            visibility: "hidden",
            width: 0,
            height: 0,
            border: 0,
            margin: 0,
            background: "none"
        };
        if ( body ) {
            jQuery.extend( testElementStyle, {
                position: "absolute",
                left: "-999px",
                top: "-999px"
            });
        }
        for ( i in testElementStyle ) {
            testElement.style[ i ] = testElementStyle[ i ];
        }
        testElement.appendChild( div );
        testElementParent = body || documentElement;
        testElementParent.insertBefore( testElement, testElementParent.firstChild );

        // Check if a disconnected checkbox will retain its checked
        // value of true after appended to the DOM (IE6/7)
        support.appendChecked = input.checked;

        support.boxModel = div.offsetWidth === 2;

        if ( "zoom" in div.style ) {
            // Check if natively block-level elements act like inline-block
            // elements when setting their display to 'inline' and giving
            // them layout
            // (IE < 8 does this)
            div.style.display = "inline";
            div.style.zoom = 1;
            support.inlineBlockNeedsLayout = ( div.offsetWidth === 2 );

            // Check if elements with layout shrink-wrap their children
            // (IE 6 does this)
            div.style.display = "";
            div.innerHTML = "<div style='width:4px;'></div>";
            support.shrinkWrapBlocks = ( div.offsetWidth !== 2 );
        }

        div.innerHTML = "<table><tr><td style='padding:0;border:0;display:none'></td><td>t</td></tr></table>";
        tds = div.getElementsByTagName( "td" );

        // Check if table cells still have offsetWidth/Height when they are set
        // to display:none and there are still other visible table cells in a
        // table row; if so, offsetWidth/Height are not reliable for use when
        // determining if an element has been hidden directly using
        // display:none (it is still safe to use offsets if a parent element is
        // hidden; don safety goggles and see bug #4512 for more information).
        // (only IE 8 fails this test)
        isSupported = ( tds[ 0 ].offsetHeight === 0 );

        tds[ 0 ].style.display = "";
        tds[ 1 ].style.display = "none";

        // Check if empty table cells still have offsetWidth/Height
        // (IE < 8 fail this test)
        support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
        div.innerHTML = "";

        // Check if div with explicit width and no margin-right incorrectly
        // gets computed margin-right based on width of container. For more
        // info see bug #3333
        // Fails in WebKit before Feb 2011 nightlies
        // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
        if ( document.defaultView && document.defaultView.getComputedStyle ) {
            marginDiv = document.createElement( "div" );
            marginDiv.style.width = "0";
            marginDiv.style.marginRight = "0";
            div.appendChild( marginDiv );
            support.reliableMarginRight =
            ( parseInt( ( document.defaultView.getComputedStyle( marginDiv, null ) || {
                marginRight: 0
            } ).marginRight, 10 ) || 0 ) === 0;
        }

        // Technique from Juriy Zaytsev
        // http://perfectionkills.com/detecting-event-support-without-browser-sniffing/
        // We only care about the case where non-standard event systems
        // are used, namely in IE. Short-circuiting here helps us to
        // avoid an eval call (in setAttribute) which can cause CSP
        // to go haywire. See: https://developer.mozilla.org/en/Security/CSP
        if ( div.attachEvent ) {
            for( i in {
                submit: 1,
                change: 1,
                focusin: 1
            } ) {
                eventName = "on" + i;
                isSupported = ( eventName in div );
                if ( !isSupported ) {
                    div.setAttribute( eventName, "return;" );
                    isSupported = ( typeof div[ eventName ] === "function" );
                }
                support[ i + "Bubbles" ] = isSupported;
            }
        }

        // Run fixed position tests at doc ready to avoid a crash
        // related to the invisible body in IE8
        jQuery(function() {
            var container, outer, inner, table, td, offsetSupport,
            conMarginTop = 1,
            ptlm = "position:absolute;top:0;left:0;width:1px;height:1px;margin:0;",
            vb = "visibility:hidden;border:0;",
            style = "style='" + ptlm + "border:5px solid #000;padding:0;'",
            html = "<div " + style + "><div></div></div>" +
            "<table " + style + " cellpadding='0' cellspacing='0'>" +
            "<tr><td></td></tr></table>";

            // Reconstruct a container
            body = document.getElementsByTagName("body")[0];
            if ( !body ) {
                // Return for frameset docs that don't have a body
                // These tests cannot be done
                return;
            }

            container = document.createElement("div");
            container.style.cssText = vb + "width:0;height:0;position:static;top:0;margin-top:" + conMarginTop + "px";
            body.insertBefore( container, body.firstChild );

            // Construct a test element
            testElement = document.createElement("div");
            testElement.style.cssText = ptlm + vb;

            testElement.innerHTML = html;
            container.appendChild( testElement );
            outer = testElement.firstChild;
            inner = outer.firstChild;
            td = outer.nextSibling.firstChild.firstChild;

            offsetSupport = {
                doesNotAddBorder: ( inner.offsetTop !== 5 ),
                doesAddBorderForTableAndCells: ( td.offsetTop === 5 )
            };

            inner.style.position = "fixed";
            inner.style.top = "20px";

            // safari subtracts parent border width here which is 5px
            offsetSupport.fixedPosition = ( inner.offsetTop === 20 || inner.offsetTop === 15 );
            inner.style.position = inner.style.top = "";

            outer.style.overflow = "hidden";
            outer.style.position = "relative";

            offsetSupport.subtractsBorderForOverflowNotVisible = ( inner.offsetTop === -5 );
            offsetSupport.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== conMarginTop );

            body.removeChild( container );
            testElement = container = null;

            jQuery.extend( support, offsetSupport );
        });

        testElement.innerHTML = "";
        testElementParent.removeChild( testElement );

        // Null connected elements to avoid leaks in IE
        testElement = fragment = select = opt = body = marginDiv = div = input = null;

        return support;
    })();

    // Keep track of boxModel
    jQuery.boxModel = jQuery.support.boxModel;




    var rbrace = /^(?:\{.*\}|\[.*\])$/,
    rmultiDash = /([A-Z])/g;

    jQuery.extend({
        cache: {},

        // Please use with caution
        uuid: 0,

        // Unique for each copy of jQuery on the page
        // Non-digits removed to match rinlinejQuery
        expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace( /\D/g, "" ),

        // The following elements throw uncatchable exceptions if you
        // attempt to add expando properties to them.
        noData: {
            "embed": true,
            // Ban all objects except for Flash (which handle expandos)
            "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
            "applet": true
        },

        hasData: function( elem ) {
            elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
            return !!elem && !isEmptyDataObject( elem );
        },

        data: function( elem, name, data, pvt /* Internal Use Only */ ) {
            if ( !jQuery.acceptData( elem ) ) {
                return;
            }

            var privateCache, thisCache, ret,
            internalKey = jQuery.expando,
            getByName = typeof name === "string",

            // We have to handle DOM nodes and JS objects differently because IE6-7
            // can't GC object references properly across the DOM-JS boundary
            isNode = elem.nodeType,

            // Only DOM nodes need the global jQuery cache; JS object data is
            // attached directly to the object so GC can occur automatically
            cache = isNode ? jQuery.cache : elem,

            // Only defining an ID for JS objects if its cache already exists allows
            // the code to shortcut on the same path as a DOM node with no cache
            id = isNode ? elem[ jQuery.expando ] : elem[ jQuery.expando ] && jQuery.expando,
            isEvents = name === "events";

            // Avoid doing any more work than we need to when trying to get data on an
            // object that has no data at all
            if ( (!id || !cache[id] || (!isEvents && !pvt && !cache[id].data)) && getByName && data === undefined ) {
                return;
            }

            if ( !id ) {
                // Only DOM nodes need a new unique ID for each element since their data
                // ends up in the global cache
                if ( isNode ) {
                    elem[ jQuery.expando ] = id = ++jQuery.uuid;
                } else {
                    id = jQuery.expando;
                }
            }

            if ( !cache[ id ] ) {
                cache[ id ] = {};

                // Avoids exposing jQuery metadata on plain JS objects when the object
                // is serialized using JSON.stringify
                if ( !isNode ) {
                    cache[ id ].toJSON = jQuery.noop;
                }
            }

            // An object can be passed to jQuery.data instead of a key/value pair; this gets
            // shallow copied over onto the existing cache
            if ( typeof name === "object" || typeof name === "function" ) {
                if ( pvt ) {
                    cache[ id ] = jQuery.extend( cache[ id ], name );
                } else {
                    cache[ id ].data = jQuery.extend( cache[ id ].data, name );
                }
            }

            privateCache = thisCache = cache[ id ];

            // jQuery data() is stored in a separate object inside the object's internal data
            // cache in order to avoid key collisions between internal data and user-defined
            // data.
            if ( !pvt ) {
                if ( !thisCache.data ) {
                    thisCache.data = {};
                }

                thisCache = thisCache.data;
            }

            if ( data !== undefined ) {
                thisCache[ jQuery.camelCase( name ) ] = data;
            }

            // Users should not attempt to inspect the internal events object using jQuery.data,
            // it is undocumented and subject to change. But does anyone listen? No.
            if ( isEvents && !thisCache[ name ] ) {
                return privateCache.events;
            }

            // Check for both converted-to-camel and non-converted data property names
            // If a data property was specified
            if ( getByName ) {

                // First Try to find as-is property data
                ret = thisCache[ name ];

                // Test for null|undefined property data
                if ( ret == null ) {

                    // Try to find the camelCased property
                    ret = thisCache[ jQuery.camelCase( name ) ];
                }
            } else {
                ret = thisCache;
            }

            return ret;
        },

        removeData: function( elem, name, pvt /* Internal Use Only */ ) {
            if ( !jQuery.acceptData( elem ) ) {
                return;
            }

            var thisCache, i, l,

            // Reference to internal data cache key
            internalKey = jQuery.expando,

            isNode = elem.nodeType,

            // See jQuery.data for more information
            cache = isNode ? jQuery.cache : elem,

            // See jQuery.data for more information
            id = isNode ? elem[ jQuery.expando ] : jQuery.expando;

            // If there is already no cache entry for this object, there is no
            // purpose in continuing
            if ( !cache[ id ] ) {
                return;
            }

            if ( name ) {

                thisCache = pvt ? cache[ id ] : cache[ id ].data;

                if ( thisCache ) {

                    // Support space separated names
                    if ( jQuery.isArray( name ) ) {
                        name = name;
                    } else if ( name in thisCache ) {
                        name = [ name ];
                    } else {

                        // split the camel cased version by spaces
                        name = jQuery.camelCase( name );
                        if ( name in thisCache ) {
                            name = [ name ];
                        } else {
                            name = name.split( " " );
                        }
                    }

                    for ( i = 0, l = name.length; i < l; i++ ) {
                        delete thisCache[ name[i] ];
                    }

                    // If there is no data left in the cache, we want to continue
                    // and let the cache object itself get destroyed
                    if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {
                        return;
                    }
                }
            }

            // See jQuery.data for more information
            if ( !pvt ) {
                delete cache[ id ].data;

                // Don't destroy the parent cache unless the internal data object
                // had been the only thing left in it
                if ( !isEmptyDataObject(cache[ id ]) ) {
                    return;
                }
            }

            // Browsers that fail expando deletion also refuse to delete expandos on
            // the window, but it will allow it on all other JS objects; other browsers
            // don't care
            // Ensure that `cache` is not a window object #10080
            if ( jQuery.support.deleteExpando || !cache.setInterval ) {
                delete cache[ id ];
            } else {
                cache[ id ] = null;
            }

            // We destroyed the cache and need to eliminate the expando on the node to avoid
            // false lookups in the cache for entries that no longer exist
            if ( isNode ) {
                // IE does not allow us to delete expando properties from nodes,
                // nor does it have a removeAttribute function on Document nodes;
                // we must handle all of these cases
                if ( jQuery.support.deleteExpando ) {
                    delete elem[ jQuery.expando ];
                } else if ( elem.removeAttribute ) {
                    elem.removeAttribute( jQuery.expando );
                } else {
                    elem[ jQuery.expando ] = null;
                }
            }
        },

        // For internal use only.
        _data: function( elem, name, data ) {
            return jQuery.data( elem, name, data, true );
        },

        // A method for determining if a DOM node can handle the data expando
        acceptData: function( elem ) {
            if ( elem.nodeName ) {
                var match = jQuery.noData[ elem.nodeName.toLowerCase() ];

                if ( match ) {
                    return !(match === true || elem.getAttribute("classid") !== match);
                }
            }

            return true;
        }
    });

    jQuery.fn.extend({
        data: function( key, value ) {
            var parts, attr, name,
            data = null;

            if ( typeof key === "undefined" ) {
                if ( this.length ) {
                    data = jQuery.data( this[0] );

                    if ( this[0].nodeType === 1 && !jQuery._data( this[0], "parsedAttrs" ) ) {
                        attr = this[0].attributes;
                        for ( var i = 0, l = attr.length; i < l; i++ ) {
                            name = attr[i].name;

                            if ( name.indexOf( "data-" ) === 0 ) {
                                name = jQuery.camelCase( name.substring(5) );

                                dataAttr( this[0], name, data[ name ] );
                            }
                        }
                        jQuery._data( this[0], "parsedAttrs", true );
                    }
                }

                return data;

            } else if ( typeof key === "object" ) {
                return this.each(function() {
                    jQuery.data( this, key );
                });
            }

            parts = key.split(".");
            parts[1] = parts[1] ? "." + parts[1] : "";

            if ( value === undefined ) {
                data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);

                // Try to fetch any internally stored data first
                if ( data === undefined && this.length ) {
                    data = jQuery.data( this[0], key );
                    data = dataAttr( this[0], key, data );
                }

                return data === undefined && parts[1] ?
                this.data( parts[0] ) :
                data;

            } else {
                return this.each(function() {
                    var $this = jQuery( this ),
                    args = [ parts[0], value ];

                    $this.triggerHandler( "setData" + parts[1] + "!", args );
                    jQuery.data( this, key, value );
                    $this.triggerHandler( "changeData" + parts[1] + "!", args );
                });
            }
        },

        removeData: function( key ) {
            return this.each(function() {
                jQuery.removeData( this, key );
            });
        }
    });

    function dataAttr( elem, key, data ) {
        // If nothing was found internally, try to fetch any
        // data from the HTML5 data-* attribute
        if ( data === undefined && elem.nodeType === 1 ) {

            var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();

            data = elem.getAttribute( name );

            if ( typeof data === "string" ) {
                try {
                    data = data === "true" ? true :
                    data === "false" ? false :
                    data === "null" ? null :
                    jQuery.isNumeric( data ) ? parseFloat( data ) :
                    rbrace.test( data ) ? jQuery.parseJSON( data ) :
                    data;
                } catch( e ) {}

                // Make sure we set the data so it isn't changed later
                jQuery.data( elem, key, data );

            } else {
                data = undefined;
            }
        }

        return data;
    }

    // checks a cache object for emptiness
    function isEmptyDataObject( obj ) {
        for ( var name in obj ) {

            // if the public data object is empty, the private is still empty
            if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
                continue;
            }
            if ( name !== "toJSON" ) {
                return false;
            }
        }

        return true;
    }




    function handleQueueMarkDefer( elem, type, src ) {
        var deferDataKey = type + "defer",
        queueDataKey = type + "queue",
        markDataKey = type + "mark",
        defer = jQuery._data( elem, deferDataKey );
        if ( defer &&
            ( src === "queue" || !jQuery._data(elem, queueDataKey) ) &&
            ( src === "mark" || !jQuery._data(elem, markDataKey) ) ) {
            // Give room for hard-coded callbacks to fire first
            // and eventually mark/queue something else on the element
            setTimeout( function() {
                if ( !jQuery._data( elem, queueDataKey ) &&
                    !jQuery._data( elem, markDataKey ) ) {
                    jQuery.removeData( elem, deferDataKey, true );
                    defer.fire();
                }
            }, 0 );
        }
    }

    jQuery.extend({

        _mark: function( elem, type ) {
            if ( elem ) {
                type = ( type || "fx" ) + "mark";
                jQuery._data( elem, type, (jQuery._data( elem, type ) || 0) + 1 );
            }
        },

        _unmark: function( force, elem, type ) {
            if ( force !== true ) {
                type = elem;
                elem = force;
                force = false;
            }
            if ( elem ) {
                type = type || "fx";
                var key = type + "mark",
                count = force ? 0 : ( (jQuery._data( elem, key ) || 1) - 1 );
                if ( count ) {
                    jQuery._data( elem, key, count );
                } else {
                    jQuery.removeData( elem, key, true );
                    handleQueueMarkDefer( elem, type, "mark" );
                }
            }
        },

        queue: function( elem, type, data ) {
            var q;
            if ( elem ) {
                type = ( type || "fx" ) + "queue";
                q = jQuery._data( elem, type );

                // Speed up dequeue by getting out quickly if this is just a lookup
                if ( data ) {
                    if ( !q || jQuery.isArray(data) ) {
                        q = jQuery._data( elem, type, jQuery.makeArray(data) );
                    } else {
                        q.push( data );
                    }
                }
                return q || [];
            }
        },

        dequeue: function( elem, type ) {
            type = type || "fx";

            var queue = jQuery.queue( elem, type ),
            fn = queue.shift(),
            hooks = {};

            // If the fx queue is dequeued, always remove the progress sentinel
            if ( fn === "inprogress" ) {
                fn = queue.shift();
            }

            if ( fn ) {
                // Add a progress sentinel to prevent the fx queue from being
                // automatically dequeued
                if ( type === "fx" ) {
                    queue.unshift( "inprogress" );
                }

                jQuery._data( elem, type + ".run", hooks );
                fn.call( elem, function() {
                    jQuery.dequeue( elem, type );
                }, hooks );
            }

            if ( !queue.length ) {
                jQuery.removeData( elem, type + "queue " + type + ".run", true );
                handleQueueMarkDefer( elem, type, "queue" );
            }
        }
    });

    jQuery.fn.extend({
        queue: function( type, data ) {
            if ( typeof type !== "string" ) {
                data = type;
                type = "fx";
            }

            if ( data === undefined ) {
                return jQuery.queue( this[0], type );
            }
            return this.each(function() {
                var queue = jQuery.queue( this, type, data );

                if ( type === "fx" && queue[0] !== "inprogress" ) {
                    jQuery.dequeue( this, type );
                }
            });
        },
        dequeue: function( type ) {
            return this.each(function() {
                jQuery.dequeue( this, type );
            });
        },
        // Based off of the plugin by Clint Helfers, with permission.
        // http://blindsignals.com/index.php/2009/07/jquery-delay/
        delay: function( time, type ) {
            time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
            type = type || "fx";

            return this.queue( type, function( next, hooks ) {
                var timeout = setTimeout( next, time );
                hooks.stop = function() {
                    clearTimeout( timeout );
                };
            });
        },
        clearQueue: function( type ) {
            return this.queue( type || "fx", [] );
        },
        // Get a promise resolved when queues of a certain type
        // are emptied (fx is the type by default)
        promise: function( type, object ) {
            if ( typeof type !== "string" ) {
                object = type;
                type = undefined;
            }
            type = type || "fx";
            var defer = jQuery.Deferred(),
            elements = this,
            i = elements.length,
            count = 1,
            deferDataKey = type + "defer",
            queueDataKey = type + "queue",
            markDataKey = type + "mark",
            tmp;
            function resolve() {
                if ( !( --count ) ) {
                    defer.resolveWith( elements, [ elements ] );
                }
            }
            while( i-- ) {
                if (( tmp = jQuery.data( elements[ i ], deferDataKey, undefined, true ) ||
                    ( jQuery.data( elements[ i ], queueDataKey, undefined, true ) ||
                        jQuery.data( elements[ i ], markDataKey, undefined, true ) ) &&
                    jQuery.data( elements[ i ], deferDataKey, jQuery.Callbacks( "once memory" ), true ) )) {
                    count++;
                    tmp.add( resolve );
                }
            }
            resolve();
            return defer.promise();
        }
    });




    var rclass = /[\n\t\r]/g,
    rspace = /\s+/,
    rreturn = /\r/g,
    rtype = /^(?:button|input)$/i,
    rfocusable = /^(?:button|input|object|select|textarea)$/i,
    rclickable = /^a(?:rea)?$/i,
    rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
    getSetAttribute = jQuery.support.getSetAttribute,
    nodeHook, boolHook, fixSpecified;

    jQuery.fn.extend({
        attr: function( name, value ) {
            return jQuery.access( this, name, value, true, jQuery.attr );
        },

        removeAttr: function( name ) {
            return this.each(function() {
                jQuery.removeAttr( this, name );
            });
        },

        prop: function( name, value ) {
            return jQuery.access( this, name, value, true, jQuery.prop );
        },

        removeProp: function( name ) {
            name = jQuery.propFix[ name ] || name;
            return this.each(function() {
                // try/catch handles cases where IE balks (such as removing a property on window)
                try {
                    this[ name ] = undefined;
                    delete this[ name ];
                } catch( e ) {}
            });
        },

        addClass: function( value ) {
            var classNames, i, l, elem,
            setClass, c, cl;

            if ( jQuery.isFunction( value ) ) {
                return this.each(function( j ) {
                    jQuery( this ).addClass( value.call(this, j, this.className) );
                });
            }

            if ( value && typeof value === "string" ) {
                classNames = value.split( rspace );

                for ( i = 0, l = this.length; i < l; i++ ) {
                    elem = this[ i ];

                    if ( elem.nodeType === 1 ) {
                        if ( !elem.className && classNames.length === 1 ) {
                            elem.className = value;

                        } else {
                            setClass = " " + elem.className + " ";

                            for ( c = 0, cl = classNames.length; c < cl; c++ ) {
                                if ( !~setClass.indexOf( " " + classNames[ c ] + " " ) ) {
                                    setClass += classNames[ c ] + " ";
                                }
                            }
                            elem.className = jQuery.trim( setClass );
                        }
                    }
                }
            }

            return this;
        },

        removeClass: function( value ) {
            var classNames, i, l, elem, className, c, cl;

            if ( jQuery.isFunction( value ) ) {
                return this.each(function( j ) {
                    jQuery( this ).removeClass( value.call(this, j, this.className) );
                });
            }

            if ( (value && typeof value === "string") || value === undefined ) {
                classNames = ( value || "" ).split( rspace );

                for ( i = 0, l = this.length; i < l; i++ ) {
                    elem = this[ i ];

                    if ( elem.nodeType === 1 && elem.className ) {
                        if ( value ) {
                            className = (" " + elem.className + " ").replace( rclass, " " );
                            for ( c = 0, cl = classNames.length; c < cl; c++ ) {
                                className = className.replace(" " + classNames[ c ] + " ", " ");
                            }
                            elem.className = jQuery.trim( className );

                        } else {
                            elem.className = "";
                        }
                    }
                }
            }

            return this;
        },

        toggleClass: function( value, stateVal ) {
            var type = typeof value,
            isBool = typeof stateVal === "boolean";

            if ( jQuery.isFunction( value ) ) {
                return this.each(function( i ) {
                    jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
                });
            }

            return this.each(function() {
                if ( type === "string" ) {
                    // toggle individual class names
                    var className,
                    i = 0,
                    self = jQuery( this ),
                    state = stateVal,
                    classNames = value.split( rspace );

                    while ( (className = classNames[ i++ ]) ) {
                        // check each className given, space seperated list
                        state = isBool ? state : !self.hasClass( className );
                        self[ state ? "addClass" : "removeClass" ]( className );
                    }

                } else if ( type === "undefined" || type === "boolean" ) {
                    if ( this.className ) {
                        // store className if set
                        jQuery._data( this, "__className__", this.className );
                    }

                    // toggle whole className
                    this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
                }
            });
        },

        hasClass: function( selector ) {
            var className = " " + selector + " ",
            i = 0,
            l = this.length;
            for ( ; i < l; i++ ) {
                if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) > -1 ) {
                    return true;
                }
            }

            return false;
        },

        val: function( value ) {
            var hooks, ret, isFunction,
            elem = this[0];

            if ( !arguments.length ) {
                if ( elem ) {
                    hooks = jQuery.valHooks[ elem.nodeName.toLowerCase() ] || jQuery.valHooks[ elem.type ];

                    if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
                        return ret;
                    }

                    ret = elem.value;

                    return typeof ret === "string" ?
                    // handle most common string cases
                    ret.replace(rreturn, "") :
                    // handle cases where value is null/undef or number
                    ret == null ? "" : ret;
                }

                return undefined;
            }

            isFunction = jQuery.isFunction( value );

            return this.each(function( i ) {
                var self = jQuery(this), val;

                if ( this.nodeType !== 1 ) {
                    return;
                }

                if ( isFunction ) {
                    val = value.call( this, i, self.val() );
                } else {
                    val = value;
                }

                // Treat null/undefined as ""; convert numbers to string
                if ( val == null ) {
                    val = "";
                } else if ( typeof val === "number" ) {
                    val += "";
                } else if ( jQuery.isArray( val ) ) {
                    val = jQuery.map(val, function ( value ) {
                        return value == null ? "" : value + "";
                    });
                }

                hooks = jQuery.valHooks[ this.nodeName.toLowerCase() ] || jQuery.valHooks[ this.type ];

                // If set returns undefined, fall back to normal setting
                if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
                    this.value = val;
                }
            });
        }
    });

    jQuery.extend({
        valHooks: {
            option: {
                get: function( elem ) {
                    // attributes.value is undefined in Blackberry 4.7 but
                    // uses .value. See #6932
                    var val = elem.attributes.value;
                    return !val || val.specified ? elem.value : elem.text;
                }
            },
            select: {
                get: function( elem ) {
                    var value, i, max, option,
                    index = elem.selectedIndex,
                    values = [],
                    options = elem.options,
                    one = elem.type === "select-one";

                    // Nothing was selected
                    if ( index < 0 ) {
                        return null;
                    }

                    // Loop through all the selected options
                    i = one ? index : 0;
                    max = one ? index + 1 : options.length;
                    for ( ; i < max; i++ ) {
                        option = options[ i ];

                        // Don't return options that are disabled or in a disabled optgroup
                        if ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) &&
                            (!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" )) ) {

                            // Get the specific value for the option
                            value = jQuery( option ).val();

                            // We don't need an array for one selects
                            if ( one ) {
                                return value;
                            }

                            // Multi-Selects return an array
                            values.push( value );
                        }
                    }

                    // Fixes Bug #2551 -- select.val() broken in IE after form.reset()
                    if ( one && !values.length && options.length ) {
                        return jQuery( options[ index ] ).val();
                    }

                    return values;
                },

                set: function( elem, value ) {
                    var values = jQuery.makeArray( value );

                    jQuery(elem).find("option").each(function() {
                        this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
                    });

                    if ( !values.length ) {
                        elem.selectedIndex = -1;
                    }
                    return values;
                }
            }
        },

        attrFn: {
            val: true,
            css: true,
            html: true,
            text: true,
            data: true,
            width: true,
            height: true,
            offset: true
        },

        attr: function( elem, name, value, pass ) {
            var ret, hooks, notxml,
            nType = elem.nodeType;

            // don't get/set attributes on text, comment and attribute nodes
            if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
                return undefined;
            }

            if ( pass && name in jQuery.attrFn ) {
                return jQuery( elem )[ name ]( value );
            }

            // Fallback to prop when attributes are not supported
            if ( !("getAttribute" in elem) ) {
                return jQuery.prop( elem, name, value );
            }

            notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

            // All attributes are lowercase
            // Grab necessary hook if one is defined
            if ( notxml ) {
                name = name.toLowerCase();
                hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );
            }

            if ( value !== undefined ) {

                if ( value === null ) {
                    jQuery.removeAttr( elem, name );
                    return undefined;

                } else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) {
                    return ret;

                } else {
                    elem.setAttribute( name, "" + value );
                    return value;
                }

            } else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) {
                return ret;

            } else {

                ret = elem.getAttribute( name );

                // Non-existent attributes return null, we normalize to undefined
                return ret === null ?
                undefined :
                ret;
            }
        },

        removeAttr: function( elem, value ) {
            var propName, attrNames, name, l,
            i = 0;

            if ( elem.nodeType === 1 ) {
                attrNames = ( value || "" ).split( rspace );
                l = attrNames.length;

                for ( ; i < l; i++ ) {
                    name = attrNames[ i ].toLowerCase();
                    propName = jQuery.propFix[ name ] || name;

                    // See #9699 for explanation of this approach (setting first, then removal)
                    jQuery.attr( elem, name, "" );
                    elem.removeAttribute( getSetAttribute ? name : propName );

                    // Set corresponding property to false for boolean attributes
                    if ( rboolean.test( name ) && propName in elem ) {
                        elem[ propName ] = false;
                    }
                }
            }
        },

        attrHooks: {
            type: {
                set: function( elem, value ) {
                    // We can't allow the type property to be changed (since it causes problems in IE)
                    if ( rtype.test( elem.nodeName ) && elem.parentNode ) {
                        jQuery.error( "type property can't be changed" );
                    } else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
                        // Setting the type on a radio button after the value resets the value in IE6-9
                        // Reset value to it's default in case type is set after value
                        // This is for element creation
                        var val = elem.value;
                        elem.setAttribute( "type", value );
                        if ( val ) {
                            elem.value = val;
                        }
                        return value;
                    }
                }
            },
            // Use the value property for back compat
            // Use the nodeHook for button elements in IE6/7 (#1954)
            value: {
                get: function( elem, name ) {
                    if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
                        return nodeHook.get( elem, name );
                    }
                    return name in elem ?
                    elem.value :
                    null;
                },
                set: function( elem, value, name ) {
                    if ( nodeHook && jQuery.nodeName( elem, "button" ) ) {
                        return nodeHook.set( elem, value, name );
                    }
                    // Does not return so that setAttribute is also used
                    elem.value = value;
                }
            }
        },

        propFix: {
            tabindex: "tabIndex",
            readonly: "readOnly",
            "for": "htmlFor",
            "class": "className",
            maxlength: "maxLength",
            cellspacing: "cellSpacing",
            cellpadding: "cellPadding",
            rowspan: "rowSpan",
            colspan: "colSpan",
            usemap: "useMap",
            frameborder: "frameBorder",
            contenteditable: "contentEditable"
        },

        prop: function( elem, name, value ) {
            var ret, hooks, notxml,
            nType = elem.nodeType;

            // don't get/set properties on text, comment and attribute nodes
            if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
                return undefined;
            }

            notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

            if ( notxml ) {
                // Fix name and attach hooks
                name = jQuery.propFix[ name ] || name;
                hooks = jQuery.propHooks[ name ];
            }

            if ( value !== undefined ) {
                if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
                    return ret;

                } else {
                    return ( elem[ name ] = value );
                }

            } else {
                if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
                    return ret;

                } else {
                    return elem[ name ];
                }
            }
        },

        propHooks: {
            tabIndex: {
                get: function( elem ) {
                    // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
                    // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                    var attributeNode = elem.getAttributeNode("tabindex");

                    return attributeNode && attributeNode.specified ?
                    parseInt( attributeNode.value, 10 ) :
                    rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
                    0 :
                    undefined;
                }
            }
        }
    });

    // Add the tabIndex propHook to attrHooks for back-compat (different case is intentional)
    jQuery.attrHooks.tabindex = jQuery.propHooks.tabIndex;

    // Hook for boolean attributes
    boolHook = {
        get: function( elem, name ) {
            // Align boolean attributes with corresponding properties
            // Fall back to attribute presence where some booleans are not supported
            var attrNode,
            property = jQuery.prop( elem, name );
            return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
            name.toLowerCase() :
            undefined;
        },
        set: function( elem, value, name ) {
            var propName;
            if ( value === false ) {
                // Remove boolean attributes when set to false
                jQuery.removeAttr( elem, name );
            } else {
                // value is true since we know at this point it's type boolean and not false
                // Set boolean attributes to the same name and set the DOM property
                propName = jQuery.propFix[ name ] || name;
                if ( propName in elem ) {
                    // Only set the IDL specifically if it already exists on the element
                    elem[ propName ] = true;
                }

                elem.setAttribute( name, name.toLowerCase() );
            }
            return name;
        }
    };

    // IE6/7 do not support getting/setting some attributes with get/setAttribute
    if ( !getSetAttribute ) {

        fixSpecified = {
            name: true,
            id: true
        };

        // Use this for any attribute in IE6/7
        // This fixes almost every IE6/7 issue
        nodeHook = jQuery.valHooks.button = {
            get: function( elem, name ) {
                var ret;
                ret = elem.getAttributeNode( name );
                return ret && ( fixSpecified[ name ] ? ret.nodeValue !== "" : ret.specified ) ?
                ret.nodeValue :
                undefined;
            },
            set: function( elem, value, name ) {
                // Set the existing or create a new attribute node
                var ret = elem.getAttributeNode( name );
                if ( !ret ) {
                    ret = document.createAttribute( name );
                    elem.setAttributeNode( ret );
                }
                return ( ret.nodeValue = value + "" );
            }
        };

        // Apply the nodeHook to tabindex
        jQuery.attrHooks.tabindex.set = nodeHook.set;

        // Set width and height to auto instead of 0 on empty string( Bug #8150 )
        // This is for removals
        jQuery.each([ "width", "height" ], function( i, name ) {
            jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
                set: function( elem, value ) {
                    if ( value === "" ) {
                        elem.setAttribute( name, "auto" );
                        return value;
                    }
                }
            });
        });

        // Set contenteditable to false on removals(#10429)
        // Setting to empty string throws an error as an invalid value
        jQuery.attrHooks.contenteditable = {
            get: nodeHook.get,
            set: function( elem, value, name ) {
                if ( value === "" ) {
                    value = "false";
                }
                nodeHook.set( elem, value, name );
            }
        };
    }


    // Some attributes require a special call on IE
    if ( !jQuery.support.hrefNormalized ) {
        jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
            jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
                get: function( elem ) {
                    var ret = elem.getAttribute( name, 2 );
                    return ret === null ? undefined : ret;
                }
            });
        });
    }

    if ( !jQuery.support.style ) {
        jQuery.attrHooks.style = {
            get: function( elem ) {
                // Return undefined in the case of empty string
                // Normalize to lowercase since IE uppercases css property names
                return elem.style.cssText.toLowerCase() || undefined;
            },
            set: function( elem, value ) {
                return ( elem.style.cssText = "" + value );
            }
        };
    }

    // Safari mis-reports the default selected property of an option
    // Accessing the parent's selectedIndex property fixes it
    if ( !jQuery.support.optSelected ) {
        jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
            get: function( elem ) {
                var parent = elem.parentNode;

                if ( parent ) {
                    parent.selectedIndex;

                    // Make sure that it also works with optgroups, see #5701
                    if ( parent.parentNode ) {
                        parent.parentNode.selectedIndex;
                    }
                }
                return null;
            }
        });
    }

    // IE6/7 call enctype encoding
    if ( !jQuery.support.enctype ) {
        jQuery.propFix.enctype = "encoding";
    }

    // Radios and checkboxes getter/setter
    if ( !jQuery.support.checkOn ) {
        jQuery.each([ "radio", "checkbox" ], function() {
            jQuery.valHooks[ this ] = {
                get: function( elem ) {
                    // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
                    return elem.getAttribute("value") === null ? "on" : elem.value;
                }
            };
        });
    }
    jQuery.each([ "radio", "checkbox" ], function() {
        jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
            set: function( elem, value ) {
                if ( jQuery.isArray( value ) ) {
                    return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
                }
            }
        });
    });




    var rnamespaces = /\.(.*)$/,
    rformElems = /^(?:textarea|input|select)$/i,
    rperiod = /\./g,
    rspaces = / /g,
    rescape = /[^\w\s.|`]/g,
    rtypenamespace = /^([^\.]*)?(?:\.(.+))?$/,
    rhoverHack = /\bhover(\.\S+)?/,
    rkeyEvent = /^key/,
    rmouseEvent = /^(?:mouse|contextmenu)|click/,
    rquickIs = /^(\w*)(?:#([\w\-]+))?(?:\.([\w\-]+))?$/,
    quickParse = function( selector ) {
        var quick = rquickIs.exec( selector );
        if ( quick ) {
            //   0  1    2   3
            // [ _, tag, id, class ]
            quick[1] = ( quick[1] || "" ).toLowerCase();
            quick[3] = quick[3] && new RegExp( "(?:^|\\s)" + quick[3] + "(?:\\s|$)" );
        }
        return quick;
    },
    quickIs = function( elem, m ) {
        return (
            (!m[1] || elem.nodeName.toLowerCase() === m[1]) &&
            (!m[2] || elem.id === m[2]) &&
            (!m[3] || m[3].test( elem.className ))
            );
    },
    hoverHack = function( events ) {
        return jQuery.event.special.hover ? events : events.replace( rhoverHack, "mouseenter$1 mouseleave$1" );
    };

    /*
 * Helper functions for managing events -- not part of the public interface.
 * Props to Dean Edwards' addEvent library for many of the ideas.
 */
    jQuery.event = {

        add: function( elem, types, handler, data, selector ) {

            var elemData, eventHandle, events,
            t, tns, type, namespaces, handleObj,
            handleObjIn, quick, handlers, special;

            // Don't attach events to noData or text/comment nodes (allow plain objects tho)
            if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) {
                return;
            }

            // Caller can pass in an object of custom data in lieu of the handler
            if ( handler.handler ) {
                handleObjIn = handler;
                handler = handleObjIn.handler;
            }

            // Make sure that the handler has a unique ID, used to find/remove it later
            if ( !handler.guid ) {
                handler.guid = jQuery.guid++;
            }

            // Init the element's event structure and main handler, if this is the first
            events = elemData.events;
            if ( !events ) {
                elemData.events = events = {};
            }
            eventHandle = elemData.handle;
            if ( !eventHandle ) {
                elemData.handle = eventHandle = function( e ) {
                    // Discard the second event of a jQuery.event.trigger() and
                    // when an event is called after a page has unloaded
                    return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ?
                    jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
                    undefined;
                };
                // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
                eventHandle.elem = elem;
            }

            // Handle multiple events separated by a space
            // jQuery(...).bind("mouseover mouseout", fn);
            types = hoverHack(types).split( " " );
            for ( t = 0; t < types.length; t++ ) {

                tns = rtypenamespace.exec( types[t] ) || [];
                type = tns[1];
                namespaces = ( tns[2] || "" ).split( "." ).sort();

                // If event changes its type, use the special event handlers for the changed type
                special = jQuery.event.special[ type ] || {};

                // If selector defined, determine special event api type, otherwise given type
                type = ( selector ? special.delegateType : special.bindType ) || type;

                // Update special based on newly reset type
                special = jQuery.event.special[ type ] || {};

                // handleObj is passed to all event handlers
                handleObj = jQuery.extend({
                    type: type,
                    origType: tns[1],
                    data: data,
                    handler: handler,
                    guid: handler.guid,
                    selector: selector,
                    namespace: namespaces.join(".")
                }, handleObjIn );

                // Delegated event; pre-analyze selector so it's processed quickly on event dispatch
                if ( selector ) {
                    handleObj.quick = quickParse( selector );
                    if ( !handleObj.quick && jQuery.expr.match.POS.test( selector ) ) {
                        handleObj.isPositional = true;
                    }
                }

                // Init the event handler queue if we're the first
                handlers = events[ type ];
                if ( !handlers ) {
                    handlers = events[ type ] = [];
                    handlers.delegateCount = 0;

                    // Only use addEventListener/attachEvent if the special events handler returns false
                    if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
                        // Bind the global event handler to the element
                        if ( elem.addEventListener ) {
                            elem.addEventListener( type, eventHandle, false );

                        } else if ( elem.attachEvent ) {
                            elem.attachEvent( "on" + type, eventHandle );
                        }
                    }
                }

                if ( special.add ) {
                    special.add.call( elem, handleObj );

                    if ( !handleObj.handler.guid ) {
                        handleObj.handler.guid = handler.guid;
                    }
                }

                // Add to the element's handler list, delegates in front
                if ( selector ) {
                    handlers.splice( handlers.delegateCount++, 0, handleObj );
                } else {
                    handlers.push( handleObj );
                }

                // Keep track of which events have ever been used, for event optimization
                jQuery.event.global[ type ] = true;
            }

            // Nullify elem to prevent memory leaks in IE
            elem = null;
        },

        global: {},

        // Detach an event or set of events from an element
        remove: function( elem, types, handler, selector ) {

            var elemData = jQuery.hasData( elem ) && jQuery._data( elem ),
            t, tns, type, namespaces, origCount,
            j, events, special, handle, eventType, handleObj;

            if ( !elemData || !(events = elemData.events) ) {
                return;
            }

            // Once for each type.namespace in types; type may be omitted
            types = hoverHack( types || "" ).split(" ");
            for ( t = 0; t < types.length; t++ ) {
                tns = rtypenamespace.exec( types[t] ) || [];
                type = tns[1];
                namespaces = tns[2];

                // Unbind all events (on this namespace, if provided) for the element
                if ( !type ) {
                    namespaces = namespaces? "." + namespaces : "";
                    for ( j in events ) {
                        jQuery.event.remove( elem, j + namespaces, handler, selector );
                    }
                    return;
                }

                special = jQuery.event.special[ type ] || {};
                type = ( selector? special.delegateType : special.bindType ) || type;
                eventType = events[ type ] || [];
                origCount = eventType.length;
                namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.)?") + "(\\.|$)") : null;

                // Only need to loop for special events or selective removal
                if ( handler || namespaces || selector || special.remove ) {
                    for ( j = 0; j < eventType.length; j++ ) {
                        handleObj = eventType[ j ];

                        if ( !handler || handler.guid === handleObj.guid ) {
                            if ( !namespaces || namespaces.test( handleObj.namespace ) ) {
                                if ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) {
                                    eventType.splice( j--, 1 );

                                    if ( handleObj.selector ) {
                                        eventType.delegateCount--;
                                    }
                                    if ( special.remove ) {
                                        special.remove.call( elem, handleObj );
                                    }
                                }
                            }
                        }
                    }
                } else {
                    // Removing all events
                    eventType.length = 0;
                }

                // Remove generic event handler if we removed something and no more handlers exist
                // (avoids potential for endless recursion during removal of special event handlers)
                if ( eventType.length === 0 && origCount !== eventType.length ) {
                    if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) {
                        jQuery.removeEvent( elem, type, elemData.handle );
                    }

                    delete events[ type ];
                }
            }

            // Remove the expando if it's no longer used
            if ( jQuery.isEmptyObject( events ) ) {
                handle = elemData.handle;
                if ( handle ) {
                    handle.elem = null;
                }

                // removeData also checks for emptiness and clears the expando if empty
                // so use it instead of delete
                jQuery.removeData( elem, [ "events", "handle" ], true );
            }
        },

        // Events that are safe to short-circuit if no handlers are attached.
        // Native DOM events should not be added, they may have inline handlers.
        customEvent: {
            "getData": true,
            "setData": true,
            "changeData": true
        },

        trigger: function( event, data, elem, onlyHandlers ) {
            // Don't do events on text and comment nodes
            if ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) {
                return;
            }

            // Event object or event type
            var type = event.type || event,
            namespaces = [],
            cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType;

            if ( type.indexOf( "!" ) >= 0 ) {
                // Exclusive events trigger only for the exact event (no namespaces)
                type = type.slice(0, -1);
                exclusive = true;
            }

            if ( type.indexOf( "." ) >= 0 ) {
                // Namespaced trigger; create a regexp to match event type in handle()
                namespaces = type.split(".");
                type = namespaces.shift();
                namespaces.sort();
            }

            if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) {
                // No jQuery handlers for this event type, and it can't have inline handlers
                return;
            }

            // Caller can pass in an Event, Object, or just an event type string
            event = typeof event === "object" ?
            // jQuery.Event object
            event[ jQuery.expando ] ? event :
            // Object literal
            new jQuery.Event( type, event ) :
            // Just the event type (string)
            new jQuery.Event( type );

            event.type = type;
            event.isTrigger = true;
            event.exclusive = exclusive;
            event.namespace = namespaces.join( "." );
            event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.)?") + "(\\.|$)") : null;
            ontype = type.indexOf( ":" ) < 0 ? "on" + type : "";

            // triggerHandler() and global events don't bubble or run the default action
            if ( onlyHandlers || !elem ) {
                event.preventDefault();
            }

            // Handle a global trigger
            if ( !elem ) {

                // TODO: Stop taunting the data cache; remove global events and always attach to document
                cache = jQuery.cache;
                for ( i in cache ) {
                    if ( cache[ i ].events && cache[ i ].events[ type ] ) {
                        jQuery.event.trigger( event, data, cache[ i ].handle.elem, true );
                    }
                }
                return;
            }

            // Clean up the event in case it is being reused
            event.result = undefined;
            if ( !event.target ) {
                event.target = elem;
            }

            // Clone any incoming data and prepend the event, creating the handler arg list
            data = data != null ? jQuery.makeArray( data ) : [];
            data.unshift( event );

            // Allow special events to draw outside the lines
            special = jQuery.event.special[ type ] || {};
            if ( special.trigger && special.trigger.apply( elem, data ) === false ) {
                return;
            }

            // Determine event propagation path in advance, per W3C events spec (#9951)
            // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
            eventPath = [[ elem, special.bindType || type ]];
            if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {

                bubbleType = special.delegateType || type;
                old = null;
                for ( cur = elem.parentNode; cur; cur = cur.parentNode ) {
                    eventPath.push([ cur, bubbleType ]);
                    old = cur;
                }

                // Only add window if we got to document (e.g., not plain obj or detached DOM)
                if ( old && old === elem.ownerDocument ) {
                    eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]);
                }
            }

            // Fire handlers on the event path
            for ( i = 0; i < eventPath.length; i++ ) {

                cur = eventPath[i][0];
                event.type = eventPath[i][1];

                handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
                if ( handle ) {
                    handle.apply( cur, data );
                }
                handle = ontype && cur[ ontype ];
                if ( handle && jQuery.acceptData( cur ) ) {
                    handle.apply( cur, data );
                }

                if ( event.isPropagationStopped() ) {
                    break;
                }
            }
            event.type = type;

            // If nobody prevented the default action, do it now
            if ( !event.isDefaultPrevented() ) {

                if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&
                    !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) {

                    // Call a native DOM method on the target with the same name name as the event.
                    // Can't use an .isFunction() check here because IE6/7 fails that test.
                    // Don't do default actions on window, that's where global variables be (#6170)
                    // IE<9 dies on focus/blur to hidden element (#1486)
                    if ( ontype && elem[ type ] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) {

                        // Don't re-trigger an onFOO event when we call its FOO() method
                        old = elem[ ontype ];

                        if ( old ) {
                            elem[ ontype ] = null;
                        }

                        // Prevent re-triggering of the same event, since we already bubbled it above
                        jQuery.event.triggered = type;
                        elem[ type ]();
                        jQuery.event.triggered = undefined;

                        if ( old ) {
                            elem[ ontype ] = old;
                        }
                    }
                }
            }

            return event.result;
        },

        dispatch: function( event ) {

            // Make a writable jQuery.Event from the native event object
            event = jQuery.event.fix( event || window.event );

            var handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []),
            delegateCount = handlers.delegateCount,
            args = [].slice.call( arguments, 0 ),
            run_all = !event.exclusive && !event.namespace,
            specialHandle = ( jQuery.event.special[ event.type ] || {} ).handle,
            handlerQueue = [],
            i, j, cur, ret, selMatch, matched, matches, handleObj, sel, hit, related;

            // Use the fix-ed jQuery.Event rather than the (read-only) native event
            args[0] = event;
            event.delegateTarget = this;

            // Determine handlers that should run if there are delegated events
            // Avoid disabled elements in IE (#6911) and non-left-click bubbling in Firefox (#3861)
            if ( delegateCount && !event.target.disabled && !(event.button && event.type === "click") ) {

                for ( cur = event.target; cur != this; cur = cur.parentNode || this ) {
                    selMatch = {};
                    matches = [];
                    for ( i = 0; i < delegateCount; i++ ) {
                        handleObj = handlers[ i ];
                        sel = handleObj.selector;
                        hit = selMatch[ sel ];

                        if ( handleObj.isPositional ) {
                            // Since .is() does not work for positionals; see http://jsfiddle.net/eJ4yd/3/
                            hit = ( hit || (selMatch[ sel ] = jQuery( sel )) ).index( cur ) >= 0;
                        } else if ( hit === undefined ) {
                            hit = selMatch[ sel ] = ( handleObj.quick ? quickIs( cur, handleObj.quick ) : jQuery( cur ).is( sel ) );
                        }
                        if ( hit ) {
                            matches.push( handleObj );
                        }
                    }
                    if ( matches.length ) {
                        handlerQueue.push({
                            elem: cur, 
                            matches: matches
                        });
                    }
                }
            }

            // Add the remaining (directly-bound) handlers
            if ( handlers.length > delegateCount ) {
                handlerQueue.push({
                    elem: this, 
                    matches: handlers.slice( delegateCount )
                });
            }

            // Run delegates first; they may want to stop propagation beneath us
            for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) {
                matched = handlerQueue[ i ];
                event.currentTarget = matched.elem;

                for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) {
                    handleObj = matched.matches[ j ];

                    // Triggered event must either 1) be non-exclusive and have no namespace, or
                    // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
                    if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {

                        event.data = handleObj.data;
                        event.handleObj = handleObj;

                        ret = ( specialHandle || handleObj.handler ).apply( matched.elem, args );

                        if ( ret !== undefined ) {
                            event.result = ret;
                            if ( ret === false ) {
                                event.preventDefault();
                                event.stopPropagation();
                            }
                        }
                    }
                }
            }

            return event.result;
        },

        // Includes some event props shared by KeyEvent and MouseEvent
        // *** attrChange attrName relatedNode srcElement  are not normalized, non-W3C, deprecated, will be removed in 1.8 ***
        props: "attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),

        fixHooks: {},

        keyHooks: {
            props: "char charCode key keyCode".split(" "),
            filter: function( event, original ) {

                // Add which for key events
                if ( event.which == null ) {
                    event.which = original.charCode != null ? original.charCode : original.keyCode;
                }

                return event;
            }
        },

        mouseHooks: {
            props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement wheelDelta".split(" "),
            filter: function( event, original ) {
                var eventDoc, doc, body,
                button = original.button,
                fromElement = original.fromElement;

                // Calculate pageX/Y if missing and clientX/Y available
                if ( event.pageX == null && original.clientX != null ) {
                    eventDoc = event.target.ownerDocument || document;
                    doc = eventDoc.documentElement;
                    body = eventDoc.body;

                    event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
                    event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
                }

                // Add relatedTarget, if necessary
                if ( !event.relatedTarget && fromElement ) {
                    event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
                }

                // Add which for click: 1 === left; 2 === middle; 3 === right
                // Note: button is not normalized, so don't use it
                if ( !event.which && button !== undefined ) {
                    event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
                }

                return event;
            }
        },

        fix: function( event ) {
            if ( event[ jQuery.expando ] ) {
                return event;
            }

            // Create a writable copy of the event object and normalize some properties
            var i, prop,
            originalEvent = event,
            fixHook = jQuery.event.fixHooks[ event.type ] || {},
            copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;

            event = jQuery.Event( originalEvent );

            for ( i = copy.length; i; ) {
                prop = copy[ --i ];
                event[ prop ] = originalEvent[ prop ];
            }

            // Fix target property, if necessary (#1925, IE 6/7/8 & Safari2)
            if ( !event.target ) {
                event.target = originalEvent.srcElement || document;
            }

            // Target should not be a text node (#504, Safari)
            if ( event.target.nodeType === 3 ) {
                event.target = event.target.parentNode;
            }

            // For mouse/key events; add metaKey if it's not there (#3368, IE6/7/8)
            if ( event.metaKey === undefined ) {
                event.metaKey = event.ctrlKey;
            }

            return fixHook.filter? fixHook.filter( event, originalEvent ) : event;
        },

        special: {
            ready: {
                // Make sure the ready event is setup
                setup: jQuery.bindReady
            },

            focus: {
                delegateType: "focusin",
                noBubble: true
            },
            blur: {
                delegateType: "focusout",
                noBubble: true
            },

            beforeunload: {
                setup: function( data, namespaces, eventHandle ) {
                    // We only want to do this special case on windows
                    if ( jQuery.isWindow( this ) ) {
                        this.onbeforeunload = eventHandle;
                    }
                },

                teardown: function( namespaces, eventHandle ) {
                    if ( this.onbeforeunload === eventHandle ) {
                        this.onbeforeunload = null;
                    }
                }
            }
        },

        simulate: function( type, elem, event, bubble ) {
            // Piggyback on a donor event to simulate a different one.
            // Fake originalEvent to avoid donor's stopPropagation, but if the
            // simulated event prevents default then we do the same on the donor.
            var e = jQuery.extend(
                new jQuery.Event(),
                event,
                {
                    type: type,
                    isSimulated: true,
                    originalEvent: {}
                }
                );
            if ( bubble ) {
                jQuery.event.trigger( e, null, elem );
            } else {
                jQuery.event.dispatch.call( elem, e );
            }
            if ( e.isDefaultPrevented() ) {
                event.preventDefault();
            }
        }
    };

    // Some plugins are using, but it's undocumented/deprecated and will be removed.
    // The 1.7 special event interface should provide all the hooks needed now.
    jQuery.event.handle = jQuery.event.dispatch;

    jQuery.removeEvent = document.removeEventListener ?
    function( elem, type, handle ) {
        if ( elem.removeEventListener ) {
            elem.removeEventListener( type, handle, false );
        }
    } :
    function( elem, type, handle ) {
        if ( elem.detachEvent ) {
            elem.detachEvent( "on" + type, handle );
        }
    };

    jQuery.Event = function( src, props ) {
        // Allow instantiation without the 'new' keyword
        if ( !(this instanceof jQuery.Event) ) {
            return new jQuery.Event( src, props );
        }

        // Event object
        if ( src && src.type ) {
            this.originalEvent = src;
            this.type = src.type;

            // Events bubbling up the document may have been marked as prevented
            // by a handler lower down the tree; reflect the correct value.
            this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
                src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;

        // Event type
        } else {
            this.type = src;
        }

        // Put explicitly provided properties onto the event object
        if ( props ) {
            jQuery.extend( this, props );
        }

        // Create a timestamp if incoming event doesn't have one
        this.timeStamp = src && src.timeStamp || jQuery.now();

        // Mark it as fixed
        this[ jQuery.expando ] = true;
    };

    function returnFalse() {
        return false;
    }
    function returnTrue() {
        return true;
    }

    // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
    // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
    jQuery.Event.prototype = {
        preventDefault: function() {
            this.isDefaultPrevented = returnTrue;

            var e = this.originalEvent;
            if ( !e ) {
                return;
            }

            // if preventDefault exists run it on the original event
            if ( e.preventDefault ) {
                e.preventDefault();

            // otherwise set the returnValue property of the original event to false (IE)
            } else {
                e.returnValue = false;
            }
        },
        stopPropagation: function() {
            this.isPropagationStopped = returnTrue;

            var e = this.originalEvent;
            if ( !e ) {
                return;
            }
            // if stopPropagation exists run it on the original event
            if ( e.stopPropagation ) {
                e.stopPropagation();
            }
            // otherwise set the cancelBubble property of the original event to true (IE)
            e.cancelBubble = true;
        },
        stopImmediatePropagation: function() {
            this.isImmediatePropagationStopped = returnTrue;
            this.stopPropagation();
        },
        isDefaultPrevented: returnFalse,
        isPropagationStopped: returnFalse,
        isImmediatePropagationStopped: returnFalse
    };

    // Create mouseenter/leave events using mouseover/out and event-time checks
    jQuery.each({
        mouseenter: "mouseover",
        mouseleave: "mouseout"
    }, function( orig, fix ) {
        jQuery.event.special[ orig ] = jQuery.event.special[ fix ] = {
            delegateType: fix,
            bindType: fix,

            handle: function( event ) {
                var target = this,
                related = event.relatedTarget,
                handleObj = event.handleObj,
                selector = handleObj.selector,
                oldType, ret;

                // For a real mouseover/out, always call the handler; for
                // mousenter/leave call the handler if related is outside the target.
                // NB: No relatedTarget if the mouse left/entered the browser window
                if ( !related || handleObj.origType === event.type || (related !== target && !jQuery.contains( target, related )) ) {
                    oldType = event.type;
                    event.type = handleObj.origType;
                    ret = handleObj.handler.apply( this, arguments );
                    event.type = oldType;
                }
                return ret;
            }
        };
    });

    // IE submit delegation
    if ( !jQuery.support.submitBubbles ) {

        jQuery.event.special.submit = {
            setup: function() {
                // Only need this for delegated form submit events
                if ( jQuery.nodeName( this, "form" ) ) {
                    return false;
                }

                // Lazy-add a submit handler when a descendant form may potentially be submitted
                jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
                    // Node name check avoids a VML-related crash in IE (#9807)
                    var elem = e.target,
                    form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
                    if ( form && !form._submit_attached ) {
                        jQuery.event.add( form, "submit._submit", function( event ) {
                            // Form was submitted, bubble the event up the tree
                            if ( this.parentNode ) {
                                jQuery.event.simulate( "submit", this.parentNode, event, true );
                            }
                        });
                        form._submit_attached = true;
                    }
                });
            // return undefined since we don't need an event listener
            },

            teardown: function() {
                // Only need this for delegated form submit events
                if ( jQuery.nodeName( this, "form" ) ) {
                    return false;
                }

                // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
                jQuery.event.remove( this, "._submit" );
            }
        };
    }

    // IE change delegation and checkbox/radio fix
    if ( !jQuery.support.changeBubbles ) {

        jQuery.event.special.change = {

            setup: function() {

                if ( rformElems.test( this.nodeName ) ) {
                    // IE doesn't fire change on a check/radio until blur; trigger it on click
                    // after a propertychange. Eat the blur-change in special.change.handle.
                    // This still fires onchange a second time for check/radio after blur.
                    if ( this.type === "checkbox" || this.type === "radio" ) {
                        jQuery.event.add( this, "propertychange._change", function( event ) {
                            if ( event.originalEvent.propertyName === "checked" ) {
                                this._just_changed = true;
                            }
                        });
                        jQuery.event.add( this, "click._change", function( event ) {
                            if ( this._just_changed ) {
                                this._just_changed = false;
                                jQuery.event.simulate( "change", this, event, true );
                            }
                        });
                    }
                    return false;
                }
                // Delegated event; lazy-add a change handler on descendant inputs
                jQuery.event.add( this, "beforeactivate._change", function( e ) {
                    var elem = e.target;

                    if ( rformElems.test( elem.nodeName ) && !elem._change_attached ) {
                        jQuery.event.add( elem, "change._change", function( event ) {
                            if ( this.parentNode && !event.isSimulated ) {
                                jQuery.event.simulate( "change", this.parentNode, event, true );
                            }
                        });
                        elem._change_attached = true;
                    }
                });
            },

            handle: function( event ) {
                var elem = event.target;

                // Swallow native change events from checkbox/radio, we already triggered them above
                if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
                    return event.handleObj.handler.apply( this, arguments );
                }
            },

            teardown: function() {
                jQuery.event.remove( this, "._change" );

                return rformElems.test( this.nodeName );
            }
        };
    }

    // Create "bubbling" focus and blur events
    if ( !jQuery.support.focusinBubbles ) {
        jQuery.each({
            focus: "focusin", 
            blur: "focusout"
        }, function( orig, fix ) {

            // Attach a single capturing handler while someone wants focusin/focusout
            var attaches = 0,
            handler = function( event ) {
                jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
            };

            jQuery.event.special[ fix ] = {
                setup: function() {
                    if ( attaches++ === 0 ) {
                        document.addEventListener( orig, handler, true );
                    }
                },
                teardown: function() {
                    if ( --attaches === 0 ) {
                        document.removeEventListener( orig, handler, true );
                    }
                }
            };
        });
    }

    jQuery.fn.extend({

        on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
            var origFn, type;

            // Types can be a map of types/handlers
            if ( typeof types === "object" ) {
                // ( types-Object, selector, data )
                if ( typeof selector !== "string" ) {
                    // ( types-Object, data )
                    data = selector;
                    selector = undefined;
                }
                for ( type in types ) {
                    this.on( type, selector, data, types[ type ], one );
                }
                return this;
            }

            if ( data == null && fn == null ) {
                // ( types, fn )
                fn = selector;
                data = selector = undefined;
            } else if ( fn == null ) {
                if ( typeof selector === "string" ) {
                    // ( types, selector, fn )
                    fn = data;
                    data = undefined;
                } else {
                    // ( types, data, fn )
                    fn = data;
                    data = selector;
                    selector = undefined;
                }
            }
            if ( fn === false ) {
                fn = returnFalse;
            } else if ( !fn ) {
                return this;
            }

            if ( one === 1 ) {
                origFn = fn;
                fn = function( event ) {
                    // Can use an empty set, since event contains the info
                    jQuery().off( event );
                    return origFn.apply( this, arguments );
                };
                // Use same guid so caller can remove using origFn
                fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
            }
            return this.each( function() {
                jQuery.event.add( this, types, fn, data, selector );
            });
        },
        one: function( types, selector, data, fn ) {
            return this.on.call( this, types, selector, data, fn, 1 );
        },
        off: function( types, selector, fn ) {
            if ( types && types.preventDefault && types.handleObj ) {
                // ( event )  dispatched jQuery.Event
                var handleObj = types.handleObj;
                jQuery( types.delegateTarget ).off(
                    handleObj.namespace? handleObj.type + "." + handleObj.namespace : handleObj.type,
                    handleObj.selector,
                    handleObj.handler
                    );
                return this;
            }
            if ( typeof types === "object" ) {
                // ( types-object [, selector] )
                for ( var type in types ) {
                    this.off( type, selector, types[ type ] );
                }
                return this;
            }
            if ( selector === false || typeof selector === "function" ) {
                // ( types [, fn] )
                fn = selector;
                selector = undefined;
            }
            if ( fn === false ) {
                fn = returnFalse;
            }
            return this.each(function() {
                jQuery.event.remove( this, types, fn, selector );
            });
        },

        bind: function( types, data, fn ) {
            return this.on( types, null, data, fn );
        },
        unbind: function( types, fn ) {
            return this.off( types, null, fn );
        },

        live: function( types, data, fn ) {
            jQuery( this.context ).on( types, this.selector, data, fn );
            return this;
        },
        die: function( types, fn ) {
            jQuery( this.context ).off( types, this.selector || "**", fn );
            return this;
        },

        delegate: function( selector, types, data, fn ) {
            return this.on( types, selector, data, fn );
        },
        undelegate: function( selector, types, fn ) {
            // ( namespace ) or ( selector, types [, fn] )
            return arguments.length == 1? this.off( selector, "**" ) : this.off( types, selector, fn );
        },

        trigger: function( type, data ) {
            return this.each(function() {
                jQuery.event.trigger( type, data, this );
            });
        },
        triggerHandler: function( type, data ) {
            if ( this[0] ) {
                return jQuery.event.trigger( type, data, this[0], true );
            }
        },

        toggle: function( fn ) {
            // Save reference to arguments for access in closure
            var args = arguments,
            guid = fn.guid || jQuery.guid++,
            i = 0,
            toggler = function( event ) {
                // Figure out which function to execute
                var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i;
                jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );

                // Make sure that clicks stop
                event.preventDefault();

                // and execute the function
                return args[ lastToggle ].apply( this, arguments ) || false;
            };

            // link all the functions, so any of them can unbind this click handler
            toggler.guid = guid;
            while ( i < args.length ) {
                args[ i++ ].guid = guid;
            }

            return this.click( toggler );
        },

        hover: function( fnOver, fnOut ) {
            return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
        }
    });

    jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
        "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
        "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {

        // Handle event binding
        jQuery.fn[ name ] = function( data, fn ) {
            if ( fn == null ) {
                fn = data;
                data = null;
            }

            return arguments.length > 0 ?
            this.bind( name, data, fn ) :
            this.trigger( name );
        };

        if ( jQuery.attrFn ) {
            jQuery.attrFn[ name ] = true;
        }

        if ( rkeyEvent.test( name ) ) {
            jQuery.event.fixHooks[ name ] = jQuery.event.keyHooks;
        }

        if ( rmouseEvent.test( name ) ) {
            jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks;
        }
    });



    /*!
 * Sizzle CSS Selector Engine
 *  Copyright 2011, The Dojo Foundation
 *  Released under the MIT, BSD, and GPL Licenses.
 *  More information: http://sizzlejs.com/
 */
    (function(){

        var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^\[\]]*\]|['"][^'"]*['"]|[^\[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
        expando = "sizcache" + (Math.random() + '').replace('.', ''),
        done = 0,
        toString = Object.prototype.toString,
        hasDuplicate = false,
        baseHasDuplicate = true,
        rBackslash = /\\/g,
        rReturn = /\r\n/g,
        rNonWord = /\W/;

        // Here we check if the JavaScript engine is using some sort of
        // optimization where it does not always call our comparision
        // function. If that is the case, discard the hasDuplicate value.
        //   Thus far that includes Google Chrome.
        [0, 0].sort(function() {
            baseHasDuplicate = false;
            return 0;
        });

        var Sizzle = function( selector, context, results, seed ) {
            results = results || [];
            context = context || document;

            var origContext = context;

            if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
                return [];
            }
	
            if ( !selector || typeof selector !== "string" ) {
                return results;
            }

            var m, set, checkSet, extra, ret, cur, pop, i,
            prune = true,
            contextXML = Sizzle.isXML( context ),
            parts = [],
            soFar = selector;
	
            // Reset the position of the chunker regexp (start from head)
            do {
                chunker.exec( "" );
                m = chunker.exec( soFar );

                if ( m ) {
                    soFar = m[3];
		
                    parts.push( m[1] );
		
                    if ( m[2] ) {
                        extra = m[3];
                        break;
                    }
                }
            } while ( m );

            if ( parts.length > 1 && origPOS.exec( selector ) ) {

                if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
                    set = posProcess( parts[0] + parts[1], context, seed );

                } else {
                    set = Expr.relative[ parts[0] ] ?
                    [ context ] :
                    Sizzle( parts.shift(), context );

                    while ( parts.length ) {
                        selector = parts.shift();

                        if ( Expr.relative[ selector ] ) {
                            selector += parts.shift();
                        }
				
                        set = posProcess( selector, set, seed );
                    }
                }

            } else {
                // Take a shortcut and set the context if the root selector is an ID
                // (but not if it'll be faster if the inner selector is an ID)
                if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
                    Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {

                    ret = Sizzle.find( parts.shift(), context, contextXML );
                    context = ret.expr ?
                    Sizzle.filter( ret.expr, ret.set )[0] :
                    ret.set[0];
                }

                if ( context ) {
                    ret = seed ?
                    {
                        expr: parts.pop(), 
                        set: makeArray(seed)
                    } :
                    Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );

                    set = ret.expr ?
                    Sizzle.filter( ret.expr, ret.set ) :
                    ret.set;

                    if ( parts.length > 0 ) {
                        checkSet = makeArray( set );

                    } else {
                        prune = false;
                    }

                    while ( parts.length ) {
                        cur = parts.pop();
                        pop = cur;

                        if ( !Expr.relative[ cur ] ) {
                            cur = "";
                        } else {
                            pop = parts.pop();
                        }

                        if ( pop == null ) {
                            pop = context;
                        }

                        Expr.relative[ cur ]( checkSet, pop, contextXML );
                    }

                } else {
                    checkSet = parts = [];
                }
            }

            if ( !checkSet ) {
                checkSet = set;
            }

            if ( !checkSet ) {
                Sizzle.error( cur || selector );
            }

            if ( toString.call(checkSet) === "[object Array]" ) {
                if ( !prune ) {
                    results.push.apply( results, checkSet );

                } else if ( context && context.nodeType === 1 ) {
                    for ( i = 0; checkSet[i] != null; i++ ) {
                        if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && Sizzle.contains(context, checkSet[i])) ) {
                            results.push( set[i] );
                        }
                    }

                } else {
                    for ( i = 0; checkSet[i] != null; i++ ) {
                        if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
                            results.push( set[i] );
                        }
                    }
                }

            } else {
                makeArray( checkSet, results );
            }

            if ( extra ) {
                Sizzle( extra, origContext, results, seed );
                Sizzle.uniqueSort( results );
            }

            return results;
        };

        Sizzle.uniqueSort = function( results ) {
            if ( sortOrder ) {
                hasDuplicate = baseHasDuplicate;
                results.sort( sortOrder );

                if ( hasDuplicate ) {
                    for ( var i = 1; i < results.length; i++ ) {
                        if ( results[i] === results[ i - 1 ] ) {
                            results.splice( i--, 1 );
                        }
                    }
                }
            }

            return results;
        };

        Sizzle.matches = function( expr, set ) {
            return Sizzle( expr, null, null, set );
        };

        Sizzle.matchesSelector = function( node, expr ) {
            return Sizzle( expr, null, null, [node] ).length > 0;
        };

        Sizzle.find = function( expr, context, isXML ) {
            var set, i, len, match, type, left;

            if ( !expr ) {
                return [];
            }

            for ( i = 0, len = Expr.order.length; i < len; i++ ) {
                type = Expr.order[i];
		
                if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
                    left = match[1];
                    match.splice( 1, 1 );

                    if ( left.substr( left.length - 1 ) !== "\\" ) {
                        match[1] = (match[1] || "").replace( rBackslash, "" );
                        set = Expr.find[ type ]( match, context, isXML );

                        if ( set != null ) {
                            expr = expr.replace( Expr.match[ type ], "" );
                            break;
                        }
                    }
                }
            }

            if ( !set ) {
                set = typeof context.getElementsByTagName !== "undefined" ?
                context.getElementsByTagName( "*" ) :
                [];
            }

            return {
                set: set, 
                expr: expr
            };
        };

        Sizzle.filter = function( expr, set, inplace, not ) {
            var match, anyFound,
            type, found, item, filter, left,
            i, pass,
            old = expr,
            result = [],
            curLoop = set,
            isXMLFilter = set && set[0] && Sizzle.isXML( set[0] );

            while ( expr && set.length ) {
                for ( type in Expr.filter ) {
                    if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) {
                        filter = Expr.filter[ type ];
                        left = match[1];

                        anyFound = false;

                        match.splice(1,1);

                        if ( left.substr( left.length - 1 ) === "\\" ) {
                            continue;
                        }

                        if ( curLoop === result ) {
                            result = [];
                        }

                        if ( Expr.preFilter[ type ] ) {
                            match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );

                            if ( !match ) {
                                anyFound = found = true;

                            } else if ( match === true ) {
                                continue;
                            }
                        }

                        if ( match ) {
                            for ( i = 0; (item = curLoop[i]) != null; i++ ) {
                                if ( item ) {
                                    found = filter( item, match, i, curLoop );
                                    pass = not ^ found;

                                    if ( inplace && found != null ) {
                                        if ( pass ) {
                                            anyFound = true;

                                        } else {
                                            curLoop[i] = false;
                                        }

                                    } else if ( pass ) {
                                        result.push( item );
                                        anyFound = true;
                                    }
                                }
                            }
                        }

                        if ( found !== undefined ) {
                            if ( !inplace ) {
                                curLoop = result;
                            }

                            expr = expr.replace( Expr.match[ type ], "" );

                            if ( !anyFound ) {
                                return [];
                            }

                            break;
                        }
                    }
                }

                // Improper expression
                if ( expr === old ) {
                    if ( anyFound == null ) {
                        Sizzle.error( expr );

                    } else {
                        break;
                    }
                }

                old = expr;
            }

            return curLoop;
        };

        Sizzle.error = function( msg ) {
            throw "Syntax error, unrecognized expression: " + msg;
        };

        /**
 * Utility function for retreiving the text value of an array of DOM nodes
 * @param {Array|Element} elem
 */
        var getText = Sizzle.getText = function( elem ) {
            var i, node,
            nodeType = elem.nodeType,
            ret = "";

            if ( nodeType ) {
                if ( nodeType === 1 ) {
                    // Use textContent || innerText for elements
                    if ( typeof elem.textContent === 'string' ) {
                        return elem.textContent;
                    } else if ( typeof elem.innerText === 'string' ) {
                        // Replace IE's carriage returns
                        return elem.innerText.replace( rReturn, '' );
                    } else {
                        // Traverse it's children
                        for ( elem = elem.firstChild; elem; elem = elem.nextSibling) {
                            ret += getText( elem );
                        }
                    }
                } else if ( nodeType === 3 || nodeType === 4 ) {
                    return elem.nodeValue;
                }
            } else {

                // If no nodeType, this is expected to be an array
                for ( i = 0; (node = elem[i]); i++ ) {
                    // Do not traverse comment nodes
                    if ( node.nodeType !== 8 ) {
                        ret += getText( node );
                    }
                }
            }
            return ret;
        };

        var Expr = Sizzle.selectors = {
            order: [ "ID", "NAME", "TAG" ],

            match: {
                ID: /#((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
                CLASS: /\.((?:[\w\u00c0-\uFFFF\-]|\\.)+)/,
                NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF\-]|\\.)+)['"]*\]/,
                ATTR: /\[\s*((?:[\w\u00c0-\uFFFF\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00c0-\uFFFF\-]|\\.)*)|)|)\s*\]/,
                TAG: /^((?:[\w\u00c0-\uFFFF\*\-]|\\.)+)/,
                CHILD: /:(only|nth|last|first)-child(?:\(\s*(even|odd|(?:[+\-]?\d+|(?:[+\-]?\d*)?n\s*(?:[+\-]\s*\d+)?))\s*\))?/,
                POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^\-]|$)/,
                PSEUDO: /:((?:[\w\u00c0-\uFFFF\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/
            },

            leftMatch: {},

            attrMap: {
                "class": "className",
                "for": "htmlFor"
            },

            attrHandle: {
                href: function( elem ) {
                    return elem.getAttribute( "href" );
                },
                type: function( elem ) {
                    return elem.getAttribute( "type" );
                }
            },

            relative: {
                "+": function(checkSet, part){
                    var isPartStr = typeof part === "string",
                    isTag = isPartStr && !rNonWord.test( part ),
                    isPartStrNotTag = isPartStr && !isTag;

                    if ( isTag ) {
                        part = part.toLowerCase();
                    }

                    for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
                        if ( (elem = checkSet[i]) ) {
                            while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}

                            checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ?
                            elem || false :
                            elem === part;
                        }
                    }

                    if ( isPartStrNotTag ) {
                        Sizzle.filter( part, checkSet, true );
                    }
                },

                ">": function( checkSet, part ) {
                    var elem,
                    isPartStr = typeof part === "string",
                    i = 0,
                    l = checkSet.length;

                    if ( isPartStr && !rNonWord.test( part ) ) {
                        part = part.toLowerCase();

                        for ( ; i < l; i++ ) {
                            elem = checkSet[i];

                            if ( elem ) {
                                var parent = elem.parentNode;
                                checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false;
                            }
                        }

                    } else {
                        for ( ; i < l; i++ ) {
                            elem = checkSet[i];

                            if ( elem ) {
                                checkSet[i] = isPartStr ?
                                elem.parentNode :
                                elem.parentNode === part;
                            }
                        }

                        if ( isPartStr ) {
                            Sizzle.filter( part, checkSet, true );
                        }
                    }
                },

                "": function(checkSet, part, isXML){
                    var nodeCheck,
                    doneName = done++,
                    checkFn = dirCheck;

                    if ( typeof part === "string" && !rNonWord.test( part ) ) {
                        part = part.toLowerCase();
                        nodeCheck = part;
                        checkFn = dirNodeCheck;
                    }

                    checkFn( "parentNode", part, doneName, checkSet, nodeCheck, isXML );
                },

                "~": function( checkSet, part, isXML ) {
                    var nodeCheck,
                    doneName = done++,
                    checkFn = dirCheck;

                    if ( typeof part === "string" && !rNonWord.test( part ) ) {
                        part = part.toLowerCase();
                        nodeCheck = part;
                        checkFn = dirNodeCheck;
                    }

                    checkFn( "previousSibling", part, doneName, checkSet, nodeCheck, isXML );
                }
            },

            find: {
                ID: function( match, context, isXML ) {
                    if ( typeof context.getElementById !== "undefined" && !isXML ) {
                        var m = context.getElementById(match[1]);
                        // Check parentNode to catch when Blackberry 4.6 returns
                        // nodes that are no longer in the document #6963
                        return m && m.parentNode ? [m] : [];
                    }
                },

                NAME: function( match, context ) {
                    if ( typeof context.getElementsByName !== "undefined" ) {
                        var ret = [],
                        results = context.getElementsByName( match[1] );

                        for ( var i = 0, l = results.length; i < l; i++ ) {
                            if ( results[i].getAttribute("name") === match[1] ) {
                                ret.push( results[i] );
                            }
                        }

                        return ret.length === 0 ? null : ret;
                    }
                },

                TAG: function( match, context ) {
                    if ( typeof context.getElementsByTagName !== "undefined" ) {
                        return context.getElementsByTagName( match[1] );
                    }
                }
            },
            preFilter: {
                CLASS: function( match, curLoop, inplace, result, not, isXML ) {
                    match = " " + match[1].replace( rBackslash, "" ) + " ";

                    if ( isXML ) {
                        return match;
                    }

                    for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
                        if ( elem ) {
                            if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n\r]/g, " ").indexOf(match) >= 0) ) {
                                if ( !inplace ) {
                                    result.push( elem );
                                }

                            } else if ( inplace ) {
                                curLoop[i] = false;
                            }
                        }
                    }

                    return false;
                },

                ID: function( match ) {
                    return match[1].replace( rBackslash, "" );
                },

                TAG: function( match, curLoop ) {
                    return match[1].replace( rBackslash, "" ).toLowerCase();
                },

                CHILD: function( match ) {
                    if ( match[1] === "nth" ) {
                        if ( !match[2] ) {
                            Sizzle.error( match[0] );
                        }

                        match[2] = match[2].replace(/^\+|\s*/g, '');

                        // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
                        var test = /(-?)(\d*)(?:n([+\-]?\d*))?/.exec(
                            match[2] === "even" && "2n" || match[2] === "odd" && "2n+1" ||
                            !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);

                        // calculate the numbers (first)n+(last) including if they are negative
                        match[2] = (test[1] + (test[2] || 1)) - 0;
                        match[3] = test[3] - 0;
                    }
                    else if ( match[2] ) {
                        Sizzle.error( match[0] );
                    }

                    // TODO: Move to normal caching system
                    match[0] = done++;

                    return match;
                },

                ATTR: function( match, curLoop, inplace, result, not, isXML ) {
                    var name = match[1] = match[1].replace( rBackslash, "" );
			
                    if ( !isXML && Expr.attrMap[name] ) {
                        match[1] = Expr.attrMap[name];
                    }

                    // Handle if an un-quoted value was used
                    match[4] = ( match[4] || match[5] || "" ).replace( rBackslash, "" );

                    if ( match[2] === "~=" ) {
                        match[4] = " " + match[4] + " ";
                    }

                    return match;
                },

                PSEUDO: function( match, curLoop, inplace, result, not ) {
                    if ( match[1] === "not" ) {
                        // If we're dealing with a complex expression, or a simple one
                        if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
                            match[3] = Sizzle(match[3], null, null, curLoop);

                        } else {
                            var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);

                            if ( !inplace ) {
                                result.push.apply( result, ret );
                            }

                            return false;
                        }

                    } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
                        return true;
                    }
			
                    return match;
                },

                POS: function( match ) {
                    match.unshift( true );

                    return match;
                }
            },
	
            filters: {
                enabled: function( elem ) {
                    return elem.disabled === false && elem.type !== "hidden";
                },

                disabled: function( elem ) {
                    return elem.disabled === true;
                },

                checked: function( elem ) {
                    return elem.checked === true;
                },
		
                selected: function( elem ) {
                    // Accessing this property makes selected-by-default
                    // options in Safari work properly
                    if ( elem.parentNode ) {
                        elem.parentNode.selectedIndex;
                    }
			
                    return elem.selected === true;
                },

                parent: function( elem ) {
                    return !!elem.firstChild;
                },

                empty: function( elem ) {
                    return !elem.firstChild;
                },

                has: function( elem, i, match ) {
                    return !!Sizzle( match[3], elem ).length;
                },

                header: function( elem ) {
                    return (/h\d/i).test( elem.nodeName );
                },

                text: function( elem ) {
                    var attr = elem.getAttribute( "type" ), type = elem.type;
                    // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc) 
                    // use getAttribute instead to test this case
                    return elem.nodeName.toLowerCase() === "input" && "text" === type && ( attr === type || attr === null );
                },

                radio: function( elem ) {
                    return elem.nodeName.toLowerCase() === "input" && "radio" === elem.type;
                },

                checkbox: function( elem ) {
                    return elem.nodeName.toLowerCase() === "input" && "checkbox" === elem.type;
                },

                file: function( elem ) {
                    return elem.nodeName.toLowerCase() === "input" && "file" === elem.type;
                },

                password: function( elem ) {
                    return elem.nodeName.toLowerCase() === "input" && "password" === elem.type;
                },

                submit: function( elem ) {
                    var name = elem.nodeName.toLowerCase();
                    return (name === "input" || name === "button") && "submit" === elem.type;
                },

                image: function( elem ) {
                    return elem.nodeName.toLowerCase() === "input" && "image" === elem.type;
                },

                reset: function( elem ) {
                    var name = elem.nodeName.toLowerCase();
                    return (name === "input" || name === "button") && "reset" === elem.type;
                },

                button: function( elem ) {
                    var name = elem.nodeName.toLowerCase();
                    return name === "input" && "button" === elem.type || name === "button";
                },

                input: function( elem ) {
                    return (/input|select|textarea|button/i).test( elem.nodeName );
                },

                focus: function( elem ) {
                    return elem === elem.ownerDocument.activeElement;
                }
            },
            setFilters: {
                first: function( elem, i ) {
                    return i === 0;
                },

                last: function( elem, i, match, array ) {
                    return i === array.length - 1;
                },

                even: function( elem, i ) {
                    return i % 2 === 0;
                },

                odd: function( elem, i ) {
                    return i % 2 === 1;
                },

                lt: function( elem, i, match ) {
                    return i < match[3] - 0;
                },

                gt: function( elem, i, match ) {
                    return i > match[3] - 0;
                },

                nth: function( elem, i, match ) {
                    return match[3] - 0 === i;
                },

                eq: function( elem, i, match ) {
                    return match[3] - 0 === i;
                }
            },
            filter: {
                PSEUDO: function( elem, match, i, array ) {
                    var name = match[1],
                    filter = Expr.filters[ name ];

                    if ( filter ) {
                        return filter( elem, i, match, array );

                    } else if ( name === "contains" ) {
                        return (elem.textContent || elem.innerText || getText([ elem ]) || "").indexOf(match[3]) >= 0;

                    } else if ( name === "not" ) {
                        var not = match[3];

                        for ( var j = 0, l = not.length; j < l; j++ ) {
                            if ( not[j] === elem ) {
                                return false;
                            }
                        }

                        return true;

                    } else {
                        Sizzle.error( name );
                    }
                },

                CHILD: function( elem, match ) {
                    var first, last,
                    doneName, parent, cache,
                    count, diff,
                    type = match[1],
                    node = elem;

                    switch ( type ) {
                        case "only":
                        case "first":
                            while ( (node = node.previousSibling) )	 {
                                if ( node.nodeType === 1 ) { 
                                    return false; 
                                }
                            }

                            if ( type === "first" ) { 
                                return true; 
                            }

                            node = elem;

                        case "last":
                            while ( (node = node.nextSibling) )	 {
                                if ( node.nodeType === 1 ) { 
                                    return false; 
                                }
                            }

                            return true;

                        case "nth":
                            first = match[2];
                            last = match[3];

                            if ( first === 1 && last === 0 ) {
                                return true;
                            }
					
                            doneName = match[0];
                            parent = elem.parentNode;
	
                            if ( parent && (parent[ expando ] !== doneName || !elem.nodeIndex) ) {
                                count = 0;
						
                                for ( node = parent.firstChild; node; node = node.nextSibling ) {
                                    if ( node.nodeType === 1 ) {
                                        node.nodeIndex = ++count;
                                    }
                                } 

                                parent[ expando ] = doneName;
                            }
					
                            diff = elem.nodeIndex - last;

                            if ( first === 0 ) {
                                return diff === 0;

                            } else {
                                return ( diff % first === 0 && diff / first >= 0 );
                            }
                    }
                },

                ID: function( elem, match ) {
                    return elem.nodeType === 1 && elem.getAttribute("id") === match;
                },

                TAG: function( elem, match ) {
                    return (match === "*" && elem.nodeType === 1) || !!elem.nodeName && elem.nodeName.toLowerCase() === match;
                },
		
                CLASS: function( elem, match ) {
                    return (" " + (elem.className || elem.getAttribute("class")) + " ")
                    .indexOf( match ) > -1;
                },

                ATTR: function( elem, match ) {
                    var name = match[1],
                    result = Sizzle.attr ?
                    Sizzle.attr( elem, name ) :
                    Expr.attrHandle[ name ] ?
                    Expr.attrHandle[ name ]( elem ) :
                    elem[ name ] != null ?
                    elem[ name ] :
                    elem.getAttribute( name ),
                    value = result + "",
                    type = match[2],
                    check = match[4];

                    return result == null ?
                    type === "!=" :
                    !type && Sizzle.attr ?
                    result != null :
                    type === "=" ?
                    value === check :
                    type === "*=" ?
                    value.indexOf(check) >= 0 :
                    type === "~=" ?
                    (" " + value + " ").indexOf(check) >= 0 :
                    !check ?
                    value && result !== false :
                    type === "!=" ?
                    value !== check :
                    type === "^=" ?
                    value.indexOf(check) === 0 :
                    type === "$=" ?
                    value.substr(value.length - check.length) === check :
                    type === "|=" ?
                    value === check || value.substr(0, check.length + 1) === check + "-" :
                    false;
                },

                POS: function( elem, match, i, array ) {
                    var name = match[2],
                    filter = Expr.setFilters[ name ];

                    if ( filter ) {
                        return filter( elem, i, match, array );
                    }
                }
            }
        };

        var origPOS = Expr.match.POS,
        fescape = function(all, num){
            return "\\" + (num - 0 + 1);
        };

        for ( var type in Expr.match ) {
            Expr.match[ type ] = new RegExp( Expr.match[ type ].source + (/(?![^\[]*\])(?![^\(]*\))/.source) );
            Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source.replace(/\\(\d+)/g, fescape) );
        }

        var makeArray = function( array, results ) {
            array = Array.prototype.slice.call( array, 0 );

            if ( results ) {
                results.push.apply( results, array );
                return results;
            }
	
            return array;
        };

        // Perform a simple check to determine if the browser is capable of
        // converting a NodeList to an array using builtin methods.
        // Also verifies that the returned array holds DOM nodes
        // (which is not the case in the Blackberry browser)
        try {
            Array.prototype.slice.call( document.documentElement.childNodes, 0 )[0].nodeType;

        // Provide a fallback method if it does not work
        } catch( e ) {
            makeArray = function( array, results ) {
                var i = 0,
                ret = results || [];

                if ( toString.call(array) === "[object Array]" ) {
                    Array.prototype.push.apply( ret, array );

                } else {
                    if ( typeof array.length === "number" ) {
                        for ( var l = array.length; i < l; i++ ) {
                            ret.push( array[i] );
                        }

                    } else {
                        for ( ; array[i]; i++ ) {
                            ret.push( array[i] );
                        }
                    }
                }

                return ret;
            };
        }

        var sortOrder, siblingCheck;

        if ( document.documentElement.compareDocumentPosition ) {
            sortOrder = function( a, b ) {
                if ( a === b ) {
                    hasDuplicate = true;
                    return 0;
                }

                if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
                    return a.compareDocumentPosition ? -1 : 1;
                }

                return a.compareDocumentPosition(b) & 4 ? -1 : 1;
            };

        } else {
            sortOrder = function( a, b ) {
                // The nodes are identical, we can exit early
                if ( a === b ) {
                    hasDuplicate = true;
                    return 0;

                // Fallback to using sourceIndex (in IE) if it's available on both nodes
                } else if ( a.sourceIndex && b.sourceIndex ) {
                    return a.sourceIndex - b.sourceIndex;
                }

                var al, bl,
                ap = [],
                bp = [],
                aup = a.parentNode,
                bup = b.parentNode,
                cur = aup;

                // If the nodes are siblings (or identical) we can do a quick check
                if ( aup === bup ) {
                    return siblingCheck( a, b );

                // If no parents were found then the nodes are disconnected
                } else if ( !aup ) {
                    return -1;

                } else if ( !bup ) {
                    return 1;
                }

                // Otherwise they're somewhere else in the tree so we need
                // to build up a full list of the parentNodes for comparison
                while ( cur ) {
                    ap.unshift( cur );
                    cur = cur.parentNode;
                }

                cur = bup;

                while ( cur ) {
                    bp.unshift( cur );
                    cur = cur.parentNode;
                }

                al = ap.length;
                bl = bp.length;

                // Start walking down the tree looking for a discrepancy
                for ( var i = 0; i < al && i < bl; i++ ) {
                    if ( ap[i] !== bp[i] ) {
                        return siblingCheck( ap[i], bp[i] );
                    }
                }

                // We ended someplace up the tree so do a sibling check
                return i === al ?
                siblingCheck( a, bp[i], -1 ) :
                siblingCheck( ap[i], b, 1 );
            };

            siblingCheck = function( a, b, ret ) {
                if ( a === b ) {
                    return ret;
                }

                var cur = a.nextSibling;

                while ( cur ) {
                    if ( cur === b ) {
                        return -1;
                    }

                    cur = cur.nextSibling;
                }

                return 1;
            };
        }

        // Check to see if the browser returns elements by name when
        // querying by getElementById (and provide a workaround)
        (function(){
            // We're going to inject a fake input element with a specified name
            var form = document.createElement("div"),
            id = "script" + (new Date()).getTime(),
            root = document.documentElement;

            form.innerHTML = "<a name='" + id + "'/>";

            // Inject it into the root element, check its status, and remove it quickly
            root.insertBefore( form, root.firstChild );

            // The workaround has to do additional checks after a getElementById
            // Which slows things down for other browsers (hence the branching)
            if ( document.getElementById( id ) ) {
                Expr.find.ID = function( match, context, isXML ) {
                    if ( typeof context.getElementById !== "undefined" && !isXML ) {
                        var m = context.getElementById(match[1]);

                        return m ?
                        m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ?
                        [m] :
                        undefined :
                        [];
                    }
                };

                Expr.filter.ID = function( elem, match ) {
                    var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");

                    return elem.nodeType === 1 && node && node.nodeValue === match;
                };
            }

            root.removeChild( form );

            // release memory in IE
            root = form = null;
        })();

        (function(){
            // Check to see if the browser returns only elements
            // when doing getElementsByTagName("*")

            // Create a fake element
            var div = document.createElement("div");
            div.appendChild( document.createComment("") );

            // Make sure no comments are found
            if ( div.getElementsByTagName("*").length > 0 ) {
                Expr.find.TAG = function( match, context ) {
                    var results = context.getElementsByTagName( match[1] );

                    // Filter out possible comments
                    if ( match[1] === "*" ) {
                        var tmp = [];

                        for ( var i = 0; results[i]; i++ ) {
                            if ( results[i].nodeType === 1 ) {
                                tmp.push( results[i] );
                            }
                        }

                        results = tmp;
                    }

                    return results;
                };
            }

            // Check to see if an attribute returns normalized href attributes
            div.innerHTML = "<a href='#'></a>";

            if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
                div.firstChild.getAttribute("href") !== "#" ) {

                Expr.attrHandle.href = function( elem ) {
                    return elem.getAttribute( "href", 2 );
                };
            }

            // release memory in IE
            div = null;
        })();

        if ( document.querySelectorAll ) {
            (function(){
                var oldSizzle = Sizzle,
                div = document.createElement("div"),
                id = "__sizzle__";

                div.innerHTML = "<p class='TEST'></p>";

                // Safari can't handle uppercase or unicode characters when
                // in quirks mode.
                if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
                    return;
                }
	
                Sizzle = function( query, context, extra, seed ) {
                    context = context || document;

                    // Only use querySelectorAll on non-XML documents
                    // (ID selectors don't work in non-HTML documents)
                    if ( !seed && !Sizzle.isXML(context) ) {
                        // See if we find a selector to speed up
                        var match = /^(\w+$)|^\.([\w\-]+$)|^#([\w\-]+$)/.exec( query );
				
                        if ( match && (context.nodeType === 1 || context.nodeType === 9) ) {
                            // Speed-up: Sizzle("TAG")
                            if ( match[1] ) {
                                return makeArray( context.getElementsByTagName( query ), extra );
					
                            // Speed-up: Sizzle(".CLASS")
                            } else if ( match[2] && Expr.find.CLASS && context.getElementsByClassName ) {
                                return makeArray( context.getElementsByClassName( match[2] ), extra );
                            }
                        }
				
                        if ( context.nodeType === 9 ) {
                            // Speed-up: Sizzle("body")
                            // The body element only exists once, optimize finding it
                            if ( query === "body" && context.body ) {
                                return makeArray( [ context.body ], extra );
						
                            // Speed-up: Sizzle("#ID")
                            } else if ( match && match[3] ) {
                                var elem = context.getElementById( match[3] );

                                // Check parentNode to catch when Blackberry 4.6 returns
                                // nodes that are no longer in the document #6963
                                if ( elem && elem.parentNode ) {
                                    // Handle the case where IE and Opera return items
                                    // by name instead of ID
                                    if ( elem.id === match[3] ) {
                                        return makeArray( [ elem ], extra );
                                    }
							
                                } else {
                                    return makeArray( [], extra );
                                }
                            }
					
                            try {
                                return makeArray( context.querySelectorAll(query), extra );
                            } catch(qsaError) {}

                        // qSA works strangely on Element-rooted queries
                        // We can work around this by specifying an extra ID on the root
                        // and working up from there (Thanks to Andrew Dupont for the technique)
                        // IE 8 doesn't work on object elements
                        } else if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
                            var oldContext = context,
                            old = context.getAttribute( "id" ),
                            nid = old || id,
                            hasParent = context.parentNode,
                            relativeHierarchySelector = /^\s*[+~]/.test( query );

                            if ( !old ) {
                                context.setAttribute( "id", nid );
                            } else {
                                nid = nid.replace( /'/g, "\\$&" );
                            }
                            if ( relativeHierarchySelector && hasParent ) {
                                context = context.parentNode;
                            }

                            try {
                                if ( !relativeHierarchySelector || hasParent ) {
                                    return makeArray( context.querySelectorAll( "[id='" + nid + "'] " + query ), extra );
                                }

                            } catch(pseudoError) {
                            } finally {
                                if ( !old ) {
                                    oldContext.removeAttribute( "id" );
                                }
                            }
                        }
                    }
		
                    return oldSizzle(query, context, extra, seed);
                };

                for ( var prop in oldSizzle ) {
                    Sizzle[ prop ] = oldSizzle[ prop ];
                }

                // release memory in IE
                div = null;
            })();
        }

        (function(){
            var html = document.documentElement,
            matches = html.matchesSelector || html.mozMatchesSelector || html.webkitMatchesSelector || html.msMatchesSelector;

            if ( matches ) {
                // Check to see if it's possible to do matchesSelector
                // on a disconnected node (IE 9 fails this)
                var disconnectedMatch = !matches.call( document.createElement( "div" ), "div" ),
                pseudoWorks = false;

                try {
                    // This should fail with an exception
                    // Gecko does not error, returns false instead
                    matches.call( document.documentElement, "[test!='']:sizzle" );
	
                } catch( pseudoError ) {
                    pseudoWorks = true;
                }

                Sizzle.matchesSelector = function( node, expr ) {
                    // Make sure that attribute selectors are quoted
                    expr = expr.replace(/\=\s*([^'"\]]*)\s*\]/g, "='$1']");

                    if ( !Sizzle.isXML( node ) ) {
                        try { 
                            if ( pseudoWorks || !Expr.match.PSEUDO.test( expr ) && !/!=/.test( expr ) ) {
                                var ret = matches.call( node, expr );

                                // IE 9's matchesSelector returns false on disconnected nodes
                                if ( ret || !disconnectedMatch ||
                                    // As well, disconnected nodes are said to be in a document
                                    // fragment in IE 9, so check for that
                                    node.document && node.document.nodeType !== 11 ) {
                                    return ret;
                                }
                            }
                        } catch(e) {}
                    }

                    return Sizzle(expr, null, null, [node]).length > 0;
                };
            }
        })();

        (function(){
            var div = document.createElement("div");

            div.innerHTML = "<div class='test e'></div><div class='test'></div>";

            // Opera can't find a second classname (in 9.6)
            // Also, make sure that getElementsByClassName actually exists
            if ( !div.getElementsByClassName || div.getElementsByClassName("e").length === 0 ) {
                return;
            }

            // Safari caches class attributes, doesn't catch changes (in 3.2)
            div.lastChild.className = "e";

            if ( div.getElementsByClassName("e").length === 1 ) {
                return;
            }
	
            Expr.order.splice(1, 0, "CLASS");
            Expr.find.CLASS = function( match, context, isXML ) {
                if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
                    return context.getElementsByClassName(match[1]);
                }
            };

            // release memory in IE
            div = null;
        })();

        function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
            for ( var i = 0, l = checkSet.length; i < l; i++ ) {
                var elem = checkSet[i];

                if ( elem ) {
                    var match = false;

                    elem = elem[dir];

                    while ( elem ) {
                        if ( elem[ expando ] === doneName ) {
                            match = checkSet[elem.sizset];
                            break;
                        }

                        if ( elem.nodeType === 1 && !isXML ){
                            elem[ expando ] = doneName;
                            elem.sizset = i;
                        }

                        if ( elem.nodeName.toLowerCase() === cur ) {
                            match = elem;
                            break;
                        }

                        elem = elem[dir];
                    }

                    checkSet[i] = match;
                }
            }
        }

        function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
            for ( var i = 0, l = checkSet.length; i < l; i++ ) {
                var elem = checkSet[i];

                if ( elem ) {
                    var match = false;
			
                    elem = elem[dir];

                    while ( elem ) {
                        if ( elem[ expando ] === doneName ) {
                            match = checkSet[elem.sizset];
                            break;
                        }

                        if ( elem.nodeType === 1 ) {
                            if ( !isXML ) {
                                elem[ expando ] = doneName;
                                elem.sizset = i;
                            }

                            if ( typeof cur !== "string" ) {
                                if ( elem === cur ) {
                                    match = true;
                                    break;
                                }

                            } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
                                match = elem;
                                break;
                            }
                        }

                        elem = elem[dir];
                    }

                    checkSet[i] = match;
                }
            }
        }

        if ( document.documentElement.contains ) {
            Sizzle.contains = function( a, b ) {
                return a !== b && (a.contains ? a.contains(b) : true);
            };

        } else if ( document.documentElement.compareDocumentPosition ) {
            Sizzle.contains = function( a, b ) {
                return !!(a.compareDocumentPosition(b) & 16);
            };

        } else {
            Sizzle.contains = function() {
                return false;
            };
        }

        Sizzle.isXML = function( elem ) {
            // documentElement is verified for cases where it doesn't yet exist
            // (such as loading iframes in IE - #4833) 
            var documentElement = (elem ? elem.ownerDocument || elem : 0).documentElement;

            return documentElement ? documentElement.nodeName !== "HTML" : false;
        };

        var posProcess = function( selector, context, seed ) {
            var match,
            tmpSet = [],
            later = "",
            root = context.nodeType ? [context] : context;

            // Position selectors must be done after the filter
            // And so must :not(positional) so we move all PSEUDOs to the end
            while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
                later += match[0];
                selector = selector.replace( Expr.match.PSEUDO, "" );
            }

            selector = Expr.relative[selector] ? selector + "*" : selector;

            for ( var i = 0, l = root.length; i < l; i++ ) {
                Sizzle( selector, root[i], tmpSet, seed );
            }

            return Sizzle.filter( later, tmpSet );
        };

        // EXPOSE
        // Override sizzle attribute retrieval
        Sizzle.attr = jQuery.attr;
        Sizzle.selectors.attrMap = {};
        jQuery.find = Sizzle;
        jQuery.expr = Sizzle.selectors;
        jQuery.expr[":"] = jQuery.expr.filters;
        jQuery.unique = Sizzle.uniqueSort;
        jQuery.text = Sizzle.getText;
        jQuery.isXMLDoc = Sizzle.isXML;
        jQuery.contains = Sizzle.contains;


    })();


    var runtil = /Until$/,
    rparentsprev = /^(?:parents|prevUntil|prevAll)/,
    // Note: This RegExp should be improved, or likely pulled from Sizzle
    rmultiselector = /,/,
    isSimple = /^.[^:#\[\.,]*$/,
    slice = Array.prototype.slice,
    POS = jQuery.expr.match.POS,
    // methods guaranteed to produce a unique set when starting from a unique set
    guaranteedUnique = {
        children: true,
        contents: true,
        next: true,
        prev: true
    };

    jQuery.fn.extend({
        find: function( selector ) {
            var self = this,
            i, l;

            if ( typeof selector !== "string" ) {
                return jQuery( selector ).filter(function() {
                    for ( i = 0, l = self.length; i < l; i++ ) {
                        if ( jQuery.contains( self[ i ], this ) ) {
                            return true;
                        }
                    }
                });
            }

            var ret = this.pushStack( "", "find", selector ),
            length, n, r;

            for ( i = 0, l = this.length; i < l; i++ ) {
                length = ret.length;
                jQuery.find( selector, this[i], ret );

                if ( i > 0 ) {
                    // Make sure that the results are unique
                    for ( n = length; n < ret.length; n++ ) {
                        for ( r = 0; r < length; r++ ) {
                            if ( ret[r] === ret[n] ) {
                                ret.splice(n--, 1);
                                break;
                            }
                        }
                    }
                }
            }

            return ret;
        },

        has: function( target ) {
            var targets = jQuery( target );
            return this.filter(function() {
                for ( var i = 0, l = targets.length; i < l; i++ ) {
                    if ( jQuery.contains( this, targets[i] ) ) {
                        return true;
                    }
                }
            });
        },

        not: function( selector ) {
            return this.pushStack( winnow(this, selector, false), "not", selector);
        },

        filter: function( selector ) {
            return this.pushStack( winnow(this, selector, true), "filter", selector );
        },

        is: function( selector ) {
            return !!selector && ( 
                typeof selector === "string" ?
                // If this is a positional selector, check membership in the returned set
                // so $("p:first").is("p:last") won't return true for a doc with two "p".
                POS.test( selector ) ? 
                jQuery( selector, this.context ).index( this[0] ) >= 0 :
                jQuery.filter( selector, this ).length > 0 :
                this.filter( selector ).length > 0 );
        },

        closest: function( selectors, context ) {
            var ret = [], i, l, cur = this[0];
		
            // Array (deprecated as of jQuery 1.7)
            if ( jQuery.isArray( selectors ) ) {
                var level = 1;

                while ( cur && cur.ownerDocument && cur !== context ) {
                    for ( i = 0; i < selectors.length; i++ ) {

                        if ( jQuery( cur ).is( selectors[ i ] ) ) {
                            ret.push({
                                selector: selectors[ i ], 
                                elem: cur, 
                                level: level
                            });
                        }
                    }

                    cur = cur.parentNode;
                    level++;
                }

                return ret;
            }

            // String
            var pos = POS.test( selectors ) || typeof selectors !== "string" ?
            jQuery( selectors, context || this.context ) :
            0;

            for ( i = 0, l = this.length; i < l; i++ ) {
                cur = this[i];

                while ( cur ) {
                    if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {
                        ret.push( cur );
                        break;

                    } else {
                        cur = cur.parentNode;
                        if ( !cur || !cur.ownerDocument || cur === context || cur.nodeType === 11 ) {
                            break;
                        }
                    }
                }
            }

            ret = ret.length > 1 ? jQuery.unique( ret ) : ret;

            return this.pushStack( ret, "closest", selectors );
        },

        // Determine the position of an element within
        // the matched set of elements
        index: function( elem ) {

            // No argument, return index in parent
            if ( !elem ) {
                return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1;
            }

            // index in selector
            if ( typeof elem === "string" ) {
                return jQuery.inArray( this[0], jQuery( elem ) );
            }

            // Locate the position of the desired element
            return jQuery.inArray(
                // If it receives a jQuery object, the first element is used
                elem.jquery ? elem[0] : elem, this );
        },

        add: function( selector, context ) {
            var set = typeof selector === "string" ?
            jQuery( selector, context ) :
            jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
            all = jQuery.merge( this.get(), set );

            return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?
                all :
                jQuery.unique( all ) );
        },

        andSelf: function() {
            return this.add( this.prevObject );
        }
    });

    // A painfully simple check to see if an element is disconnected
    // from a document (should be improved, where feasible).
    function isDisconnected( node ) {
        return !node || !node.parentNode || node.parentNode.nodeType === 11;
    }

    jQuery.each({
        parent: function( elem ) {
            var parent = elem.parentNode;
            return parent && parent.nodeType !== 11 ? parent : null;
        },
        parents: function( elem ) {
            return jQuery.dir( elem, "parentNode" );
        },
        parentsUntil: function( elem, i, until ) {
            return jQuery.dir( elem, "parentNode", until );
        },
        next: function( elem ) {
            return jQuery.nth( elem, 2, "nextSibling" );
        },
        prev: function( elem ) {
            return jQuery.nth( elem, 2, "previousSibling" );
        },
        nextAll: function( elem ) {
            return jQuery.dir( elem, "nextSibling" );
        },
        prevAll: function( elem ) {
            return jQuery.dir( elem, "previousSibling" );
        },
        nextUntil: function( elem, i, until ) {
            return jQuery.dir( elem, "nextSibling", until );
        },
        prevUntil: function( elem, i, until ) {
            return jQuery.dir( elem, "previousSibling", until );
        },
        siblings: function( elem ) {
            return jQuery.sibling( elem.parentNode.firstChild, elem );
        },
        children: function( elem ) {
            return jQuery.sibling( elem.firstChild );
        },
        contents: function( elem ) {
            return jQuery.nodeName( elem, "iframe" ) ?
            elem.contentDocument || elem.contentWindow.document :
            jQuery.makeArray( elem.childNodes );
        }
    }, function( name, fn ) {
        jQuery.fn[ name ] = function( until, selector ) {
            var ret = jQuery.map( this, fn, until ),
            // The variable 'args' was introduced in
            // https://github.com/jquery/jquery/commit/52a0238
            // to work around a bug in Chrome 10 (Dev) and should be removed when the bug is fixed.
            // http://code.google.com/p/v8/issues/detail?id=1050
            args = slice.call(arguments);

            if ( !runtil.test( name ) ) {
                selector = until;
            }

            if ( selector && typeof selector === "string" ) {
                ret = jQuery.filter( selector, ret );
            }

            ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;

            if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( name ) ) {
                ret = ret.reverse();
            }

            return this.pushStack( ret, name, args.join(",") );
        };
    });

    jQuery.extend({
        filter: function( expr, elems, not ) {
            if ( not ) {
                expr = ":not(" + expr + ")";
            }

            return elems.length === 1 ?
            jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :
            jQuery.find.matches(expr, elems);
        },

        dir: function( elem, dir, until ) {
            var matched = [],
            cur = elem[ dir ];

            while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
                if ( cur.nodeType === 1 ) {
                    matched.push( cur );
                }
                cur = cur[dir];
            }
            return matched;
        },

        nth: function( cur, result, dir, elem ) {
            result = result || 1;
            var num = 0;

            for ( ; cur; cur = cur[dir] ) {
                if ( cur.nodeType === 1 && ++num === result ) {
                    break;
                }
            }

            return cur;
        },

        sibling: function( n, elem ) {
            var r = [];

            for ( ; n; n = n.nextSibling ) {
                if ( n.nodeType === 1 && n !== elem ) {
                    r.push( n );
                }
            }

            return r;
        }
    });

    // Implement the identical functionality for filter and not
    function winnow( elements, qualifier, keep ) {

        // Can't pass null or undefined to indexOf in Firefox 4
        // Set to 0 to skip string check
        qualifier = qualifier || 0;

        if ( jQuery.isFunction( qualifier ) ) {
            return jQuery.grep(elements, function( elem, i ) {
                var retVal = !!qualifier.call( elem, i, elem );
                return retVal === keep;
            });

        } else if ( qualifier.nodeType ) {
            return jQuery.grep(elements, function( elem, i ) {
                return ( elem === qualifier ) === keep;
            });

        } else if ( typeof qualifier === "string" ) {
            var filtered = jQuery.grep(elements, function( elem ) {
                return elem.nodeType === 1;
            });

            if ( isSimple.test( qualifier ) ) {
                return jQuery.filter(qualifier, filtered, !keep);
            } else {
                qualifier = jQuery.filter( qualifier, filtered );
            }
        }

        return jQuery.grep(elements, function( elem, i ) {
            return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;
        });
    }




    function createSafeFragment( document ) {
        var list = nodeNames.split( " " ),
        safeFrag = document.createDocumentFragment();

        if ( safeFrag.createElement ) {
            while ( list.length ) {
                safeFrag.createElement(
                    list.pop()
                    );
            }
        }
        return safeFrag;
    }

    var nodeNames = "abbr article aside audio canvas datalist details figcaption figure footer " +
    "header hgroup mark meter nav output progress section summary time video",
    rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
    rleadingWhitespace = /^\s+/,
    rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
    rtagName = /<([\w:]+)/,
    rtbody = /<tbody/i,
    rhtml = /<|&#?\w+;/,
    rnoInnerhtml = /<(?:script|style)/i,
    rnocache = /<(?:script|object|embed|option|style)/i,
    rnoshimcache = new RegExp("<(?:" + nodeNames.replace(" ", "|") + ")", "i"),
    // checked="checked" or checked
    rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
    rscriptType = /\/(java|ecma)script/i,
    rcleanScript = /^\s*<!(?:\[CDATA\[|\-\-)/,
    wrapMap = {
        option: [ 1, "<select multiple='multiple'>", "</select>" ],
        legend: [ 1, "<fieldset>", "</fieldset>" ],
        thead: [ 1, "<table>", "</table>" ],
        tr: [ 2, "<table><tbody>", "</tbody></table>" ],
        td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
        col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
        area: [ 1, "<map>", "</map>" ],
        _default: [ 0, "", "" ]
    },
    safeFragment = createSafeFragment( document );

    wrapMap.optgroup = wrapMap.option;
    wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
    wrapMap.th = wrapMap.td;

    // IE can't serialize <link> and <script> tags normally
    if ( !jQuery.support.htmlSerialize ) {
        wrapMap._default = [ 1, "div<div>", "</div>" ];
    }

    jQuery.fn.extend({
        text: function( text ) {
            if ( jQuery.isFunction(text) ) {
                return this.each(function(i) {
                    var self = jQuery( this );

                    self.text( text.call(this, i, self.text()) );
                });
            }

            if ( typeof text !== "object" && text !== undefined ) {
                return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
            }

            return jQuery.text( this );
        },

        wrapAll: function( html ) {
            if ( jQuery.isFunction( html ) ) {
                return this.each(function(i) {
                    jQuery(this).wrapAll( html.call(this, i) );
                });
            }

            if ( this[0] ) {
                // The elements to wrap the target around
                var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);

                if ( this[0].parentNode ) {
                    wrap.insertBefore( this[0] );
                }

                wrap.map(function() {
                    var elem = this;

                    while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
                        elem = elem.firstChild;
                    }

                    return elem;
                }).append( this );
            }

            return this;
        },

        wrapInner: function( html ) {
            if ( jQuery.isFunction( html ) ) {
                return this.each(function(i) {
                    jQuery(this).wrapInner( html.call(this, i) );
                });
            }

            return this.each(function() {
                var self = jQuery( this ),
                contents = self.contents();

                if ( contents.length ) {
                    contents.wrapAll( html );

                } else {
                    self.append( html );
                }
            });
        },

        wrap: function( html ) {
            return this.each(function() {
                jQuery( this ).wrapAll( html );
            });
        },

        unwrap: function() {
            return this.parent().each(function() {
                if ( !jQuery.nodeName( this, "body" ) ) {
                    jQuery( this ).replaceWith( this.childNodes );
                }
            }).end();
        },

        append: function() {
            return this.domManip(arguments, true, function( elem ) {
                if ( this.nodeType === 1 ) {
                    this.appendChild( elem );
                }
            });
        },

        prepend: function() {
            return this.domManip(arguments, true, function( elem ) {
                if ( this.nodeType === 1 ) {
                    this.insertBefore( elem, this.firstChild );
                }
            });
        },

        before: function() {
            if ( this[0] && this[0].parentNode ) {
                return this.domManip(arguments, false, function( elem ) {
                    this.parentNode.insertBefore( elem, this );
                });
            } else if ( arguments.length ) {
                var set = jQuery(arguments[0]);
                set.push.apply( set, this.toArray() );
                return this.pushStack( set, "before", arguments );
            }
        },

        after: function() {
            if ( this[0] && this[0].parentNode ) {
                return this.domManip(arguments, false, function( elem ) {
                    this.parentNode.insertBefore( elem, this.nextSibling );
                });
            } else if ( arguments.length ) {
                var set = this.pushStack( this, "after", arguments );
                set.push.apply( set, jQuery(arguments[0]).toArray() );
                return set;
            }
        },

        // keepData is for internal use only--do not document
        remove: function( selector, keepData ) {
            for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
                if ( !selector || jQuery.filter( selector, [ elem ] ).length ) {
                    if ( !keepData && elem.nodeType === 1 ) {
                        jQuery.cleanData( elem.getElementsByTagName("*") );
                        jQuery.cleanData( [ elem ] );
                    }

                    if ( elem.parentNode ) {
                        elem.parentNode.removeChild( elem );
                    }
                }
            }

            return this;
        },

        empty: function() {
            for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
                // Remove element nodes and prevent memory leaks
                if ( elem.nodeType === 1 ) {
                    jQuery.cleanData( elem.getElementsByTagName("*") );
                }

                // Remove any remaining nodes
                while ( elem.firstChild ) {
                    elem.removeChild( elem.firstChild );
                }
            }

            return this;
        },

        clone: function( dataAndEvents, deepDataAndEvents ) {
            dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
            deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

            return this.map( function () {
                return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
            });
        },

        html: function( value ) {
            if ( value === undefined ) {
                return this[0] && this[0].nodeType === 1 ?
                this[0].innerHTML.replace(rinlinejQuery, "") :
                null;

            // See if we can take a shortcut and just use innerHTML
            } else if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
                (jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value )) &&
                !wrapMap[ (rtagName.exec( value ) || ["", ""])[1].toLowerCase() ] ) {

                value = value.replace(rxhtmlTag, "<$1></$2>");

                try {
                    for ( var i = 0, l = this.length; i < l; i++ ) {
                        // Remove element nodes and prevent memory leaks
                        if ( this[i].nodeType === 1 ) {
                            jQuery.cleanData( this[i].getElementsByTagName("*") );
                            this[i].innerHTML = value;
                        }
                    }

                // If using innerHTML throws an exception, use the fallback method
                } catch(e) {
                    this.empty().append( value );
                }

            } else if ( jQuery.isFunction( value ) ) {
                this.each(function(i){
                    var self = jQuery( this );

                    self.html( value.call(this, i, self.html()) );
                });

            } else {
                this.empty().append( value );
            }

            return this;
        },

        replaceWith: function( value ) {
            if ( this[0] && this[0].parentNode ) {
                // Make sure that the elements are removed from the DOM before they are inserted
                // this can help fix replacing a parent with child elements
                if ( jQuery.isFunction( value ) ) {
                    return this.each(function(i) {
                        var self = jQuery(this), old = self.html();
                        self.replaceWith( value.call( this, i, old ) );
                    });
                }

                if ( typeof value !== "string" ) {
                    value = jQuery( value ).detach();
                }

                return this.each(function() {
                    var next = this.nextSibling,
                    parent = this.parentNode;

                    jQuery( this ).remove();

                    if ( next ) {
                        jQuery(next).before( value );
                    } else {
                        jQuery(parent).append( value );
                    }
                });
            } else {
                return this.length ?
                this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value ) :
                this;
            }
        },

        detach: function( selector ) {
            return this.remove( selector, true );
        },

        domManip: function( args, table, callback ) {
            var results, first, fragment, parent,
            value = args[0],
            scripts = [];

            // We can't cloneNode fragments that contain checked, in WebKit
            if ( !jQuery.support.checkClone && arguments.length === 3 && typeof value === "string" && rchecked.test( value ) ) {
                return this.each(function() {
                    jQuery(this).domManip( args, table, callback, true );
                });
            }

            if ( jQuery.isFunction(value) ) {
                return this.each(function(i) {
                    var self = jQuery(this);
                    args[0] = value.call(this, i, table ? self.html() : undefined);
                    self.domManip( args, table, callback );
                });
            }

            if ( this[0] ) {
                parent = value && value.parentNode;

                // If we're in a fragment, just use that instead of building a new one
                if ( jQuery.support.parentNode && parent && parent.nodeType === 11 && parent.childNodes.length === this.length ) {
                    results = {
                        fragment: parent
                    };

                } else {
                    results = jQuery.buildFragment( args, this, scripts );
                }

                fragment = results.fragment;

                if ( fragment.childNodes.length === 1 ) {
                    first = fragment = fragment.firstChild;
                } else {
                    first = fragment.firstChild;
                }

                if ( first ) {
                    table = table && jQuery.nodeName( first, "tr" );

                    for ( var i = 0, l = this.length, lastIndex = l - 1; i < l; i++ ) {
                        callback.call(
                            table ?
                            root(this[i], first) :
                            this[i],
                            // Make sure that we do not leak memory by inadvertently discarding
                            // the original fragment (which might have attached data) instead of
                            // using it; in addition, use the original fragment object for the last
                            // item instead of first because it can end up being emptied incorrectly
                            // in certain situations (Bug #8070).
                            // Fragments from the fragment cache must always be cloned and never used
                            // in place.
                            results.cacheable || ( l > 1 && i < lastIndex ) ?
                            jQuery.clone( fragment, true, true ) :
                            fragment
                            );
                    }
                }

                if ( scripts.length ) {
                    jQuery.each( scripts, evalScript );
                }
            }

            return this;
        }
    });

    function root( elem, cur ) {
        return jQuery.nodeName(elem, "table") ?
        (elem.getElementsByTagName("tbody")[0] ||
            elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
        elem;
    }

    function cloneCopyEvent( src, dest ) {

        if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
            return;
        }

        var type, i, l,
        oldData = jQuery._data( src ),
        curData = jQuery._data( dest, oldData ),
        events = oldData.events;

        if ( events ) {
            delete curData.handle;
            curData.events = {};

            for ( type in events ) {
                for ( i = 0, l = events[ type ].length; i < l; i++ ) {
                    jQuery.event.add( dest, type + ( events[ type ][ i ].namespace ? "." : "" ) + events[ type ][ i ].namespace, events[ type ][ i ], events[ type ][ i ].data );
                }
            }
        }

        // make the cloned public data object a copy from the original
        if ( curData.data ) {
            curData.data = jQuery.extend( {}, curData.data );
        }
    }

    function cloneFixAttributes( src, dest ) {
        var nodeName;

        // We do not need to do anything for non-Elements
        if ( dest.nodeType !== 1 ) {
            return;
        }

        // clearAttributes removes the attributes, which we don't want,
        // but also removes the attachEvent events, which we *do* want
        if ( dest.clearAttributes ) {
            dest.clearAttributes();
        }

        // mergeAttributes, in contrast, only merges back on the
        // original attributes, not the events
        if ( dest.mergeAttributes ) {
            dest.mergeAttributes( src );
        }

        nodeName = dest.nodeName.toLowerCase();

        // IE6-8 fail to clone children inside object elements that use
        // the proprietary classid attribute value (rather than the type
        // attribute) to identify the type of content to display
        if ( nodeName === "object" ) {
            dest.outerHTML = src.outerHTML;

        } else if ( nodeName === "input" && (src.type === "checkbox" || src.type === "radio") ) {
            // IE6-8 fails to persist the checked state of a cloned checkbox
            // or radio button. Worse, IE6-7 fail to give the cloned element
            // a checked appearance if the defaultChecked value isn't also set
            if ( src.checked ) {
                dest.defaultChecked = dest.checked = src.checked;
            }

            // IE6-7 get confused and end up setting the value of a cloned
            // checkbox/radio button to an empty string instead of "on"
            if ( dest.value !== src.value ) {
                dest.value = src.value;
            }

        // IE6-8 fails to return the selected option to the default selected
        // state when cloning options
        } else if ( nodeName === "option" ) {
            dest.selected = src.defaultSelected;

        // IE6-8 fails to set the defaultValue to the correct value when
        // cloning other types of input fields
        } else if ( nodeName === "input" || nodeName === "textarea" ) {
            dest.defaultValue = src.defaultValue;
        }

        // Event data gets referenced instead of copied if the expando
        // gets copied too
        dest.removeAttribute( jQuery.expando );
    }

    jQuery.buildFragment = function( args, nodes, scripts ) {
        var fragment, cacheable, cacheresults, doc,
        first = args[ 0 ];

        // nodes may contain either an explicit document object,
        // a jQuery collection or context object.
        // If nodes[0] contains a valid object to assign to doc
        if ( nodes && nodes[0] ) {
            doc = nodes[0].ownerDocument || nodes[0];
        }

        // Ensure that an attr object doesn't incorrectly stand in as a document object
        // Chrome and Firefox seem to allow this to occur and will throw exception
        // Fixes #8950
        if ( !doc.createDocumentFragment ) {
            doc = document;
        }

        // Only cache "small" (1/2 KB) HTML strings that are associated with the main document
        // Cloning options loses the selected state, so don't cache them
        // IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
        // Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
        // Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501
        if ( args.length === 1 && typeof first === "string" && first.length < 512 && doc === document &&
            first.charAt(0) === "<" && !rnocache.test( first ) &&
            (jQuery.support.checkClone || !rchecked.test( first )) &&
            (!jQuery.support.unknownElems && rnoshimcache.test( first )) ) {

            cacheable = true;

            cacheresults = jQuery.fragments[ first ];
            if ( cacheresults && cacheresults !== 1 ) {
                fragment = cacheresults;
            }
        }

        if ( !fragment ) {
            fragment = doc.createDocumentFragment();
            jQuery.clean( args, doc, fragment, scripts );
        }

        if ( cacheable ) {
            jQuery.fragments[ first ] = cacheresults ? fragment : 1;
        }

        return {
            fragment: fragment, 
            cacheable: cacheable
        };
    };

    jQuery.fragments = {};

    jQuery.each({
        appendTo: "append",
        prependTo: "prepend",
        insertBefore: "before",
        insertAfter: "after",
        replaceAll: "replaceWith"
    }, function( name, original ) {
        jQuery.fn[ name ] = function( selector ) {
            var ret = [],
            insert = jQuery( selector ),
            parent = this.length === 1 && this[0].parentNode;

            if ( parent && parent.nodeType === 11 && parent.childNodes.length === 1 && insert.length === 1 ) {
                insert[ original ]( this[0] );
                return this;

            } else {
                for ( var i = 0, l = insert.length; i < l; i++ ) {
                    var elems = ( i > 0 ? this.clone(true) : this ).get();
                    jQuery( insert[i] )[ original ]( elems );
                    ret = ret.concat( elems );
                }

                return this.pushStack( ret, name, insert.selector );
            }
        };
    });

    function getAll( elem ) {
        if ( typeof elem.getElementsByTagName !== "undefined" ) {
            return elem.getElementsByTagName( "*" );

        } else if ( typeof elem.querySelectorAll !== "undefined" ) {
            return elem.querySelectorAll( "*" );

        } else {
            return [];
        }
    }

    // Used in clean, fixes the defaultChecked property
    function fixDefaultChecked( elem ) {
        if ( elem.type === "checkbox" || elem.type === "radio" ) {
            elem.defaultChecked = elem.checked;
        }
    }
    // Finds all inputs and passes them to fixDefaultChecked
    function findInputs( elem ) {
        var nodeName = ( elem.nodeName || "" ).toLowerCase();
        if ( nodeName === "input" ) {
            fixDefaultChecked( elem );
        // Skip scripts, get other children
        } else if ( nodeName !== "script" && typeof elem.getElementsByTagName !== "undefined" ) {
            jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked );
        }
    }

    jQuery.extend({
        clone: function( elem, dataAndEvents, deepDataAndEvents ) {
            var clone = elem.cloneNode(true),
            srcElements,
            destElements,
            i;

            if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
                (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
                // IE copies events bound via attachEvent when using cloneNode.
                // Calling detachEvent on the clone will also remove the events
                // from the original. In order to get around this, we use some
                // proprietary methods to clear the events. Thanks to MooTools
                // guys for this hotness.

                cloneFixAttributes( elem, clone );

                // Using Sizzle here is crazy slow, so we use getElementsByTagName
                // instead
                srcElements = getAll( elem );
                destElements = getAll( clone );

                // Weird iteration because IE will replace the length property
                // with an element if you are cloning the body and one of the
                // elements on the page has a name or id of "length"
                for ( i = 0; srcElements[i]; ++i ) {
                    // Ensure that the destination node is not null; Fixes #9587
                    if ( destElements[i] ) {
                        cloneFixAttributes( srcElements[i], destElements[i] );
                    }
                }
            }

            // Copy the events from the original to the clone
            if ( dataAndEvents ) {
                cloneCopyEvent( elem, clone );

                if ( deepDataAndEvents ) {
                    srcElements = getAll( elem );
                    destElements = getAll( clone );

                    for ( i = 0; srcElements[i]; ++i ) {
                        cloneCopyEvent( srcElements[i], destElements[i] );
                    }
                }
            }

            srcElements = destElements = null;

            // Return the cloned set
            return clone;
        },

        clean: function( elems, context, fragment, scripts ) {
            var checkScriptType;

            context = context || document;

            // !context.createElement fails in IE with an error but returns typeof 'object'
            if ( typeof context.createElement === "undefined" ) {
                context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
            }

            var ret = [], j;

            for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
                if ( typeof elem === "number" ) {
                    elem += "";
                }

                if ( !elem ) {
                    continue;
                }

                // Convert html string into DOM nodes
                if ( typeof elem === "string" ) {
                    if ( !rhtml.test( elem ) ) {
                        elem = context.createTextNode( elem );
                    } else {
                        // Fix "XHTML"-style tags in all browsers
                        elem = elem.replace(rxhtmlTag, "<$1></$2>");

                        // Trim whitespace, otherwise indexOf won't work as expected
                        var tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(),
                        wrap = wrapMap[ tag ] || wrapMap._default,
                        depth = wrap[0],
                        div = context.createElement("div");

                        // Append wrapper element to unknown element safe doc fragment
                        if ( context === document ) {
                            // Use the fragment we've already created for this document
                            safeFragment.appendChild( div );
                        } else {
                            // Use a fragment created with the owner document
                            createSafeFragment( context ).appendChild( div );
                        }

                        // Go to html and back, then peel off extra wrappers
                        div.innerHTML = wrap[1] + elem + wrap[2];

                        // Move to the right depth
                        while ( depth-- ) {
                            div = div.lastChild;
                        }

                        // Remove IE's autoinserted <tbody> from table fragments
                        if ( !jQuery.support.tbody ) {

                            // String was a <table>, *may* have spurious <tbody>
                            var hasBody = rtbody.test(elem),
                            tbody = tag === "table" && !hasBody ?
                            div.firstChild && div.firstChild.childNodes :

                            // String was a bare <thead> or <tfoot>
                            wrap[1] === "<table>" && !hasBody ?
                            div.childNodes :
                            [];

                            for ( j = tbody.length - 1; j >= 0 ; --j ) {
                                if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
                                    tbody[ j ].parentNode.removeChild( tbody[ j ] );
                                }
                            }
                        }

                        // IE completely kills leading whitespace when innerHTML is used
                        if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
                            div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
                        }

                        elem = div.childNodes;
                    }
                }

                // Resets defaultChecked for any radios and checkboxes
                // about to be appended to the DOM in IE 6/7 (#8060)
                var len;
                if ( !jQuery.support.appendChecked ) {
                    if ( elem[0] && typeof (len = elem.length) === "number" ) {
                        for ( j = 0; j < len; j++ ) {
                            findInputs( elem[j] );
                        }
                    } else {
                        findInputs( elem );
                    }
                }

                if ( elem.nodeType ) {
                    ret.push( elem );
                } else {
                    ret = jQuery.merge( ret, elem );
                }
            }

            if ( fragment ) {
                checkScriptType = function( elem ) {
                    return !elem.type || rscriptType.test( elem.type );
                };
                for ( i = 0; ret[i]; i++ ) {
                    if ( scripts && jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
                        scripts.push( ret[i].parentNode ? ret[i].parentNode.removeChild( ret[i] ) : ret[i] );

                    } else {
                        if ( ret[i].nodeType === 1 ) {
                            var jsTags = jQuery.grep( ret[i].getElementsByTagName( "script" ), checkScriptType );

                            ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) );
                        }
                        fragment.appendChild( ret[i] );
                    }
                }
            }

            return ret;
        },

        cleanData: function( elems ) {
            var data, id,
            cache = jQuery.cache,
            special = jQuery.event.special,
            deleteExpando = jQuery.support.deleteExpando;

            for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
                if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) {
                    continue;
                }

                id = elem[ jQuery.expando ];

                if ( id ) {
                    data = cache[ id ];

                    if ( data && data.events ) {
                        for ( var type in data.events ) {
                            if ( special[ type ] ) {
                                jQuery.event.remove( elem, type );

                            // This is a shortcut to avoid jQuery.event.remove's overhead
                            } else {
                                jQuery.removeEvent( elem, type, data.handle );
                            }
                        }

                        // Null the DOM reference to avoid IE6/7/8 leak (#7054)
                        if ( data.handle ) {
                            data.handle.elem = null;
                        }
                    }

                    if ( deleteExpando ) {
                        delete elem[ jQuery.expando ];

                    } else if ( elem.removeAttribute ) {
                        elem.removeAttribute( jQuery.expando );
                    }

                    delete cache[ id ];
                }
            }
        }
    });

    function evalScript( i, elem ) {
        if ( elem.src ) {
            jQuery.ajax({
                url: elem.src,
                async: false,
                dataType: "script"
            });
        } else {
            jQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || "" ).replace( rcleanScript, "/*$0*/" ) );
        }

        if ( elem.parentNode ) {
            elem.parentNode.removeChild( elem );
        }
    }




    var ralpha = /alpha\([^)]*\)/i,
    ropacity = /opacity=([^)]*)/,
    // fixed for IE9, see #8346
    rupper = /([A-Z]|^ms)/g,
    rnumpx = /^-?\d+(?:px)?$/i,
    rnum = /^-?\d/,
    rrelNum = /^([\-+])=([\-+.\de]+)/,

    cssShow = {
        position: "absolute", 
        visibility: "hidden", 
        display: "block"
    },
    cssWidth = [ "Left", "Right" ],
    cssHeight = [ "Top", "Bottom" ],
    curCSS,

    getComputedStyle,
    currentStyle;

    jQuery.fn.css = function( name, value ) {
        // Setting 'undefined' is a no-op
        if ( arguments.length === 2 && value === undefined ) {
            return this;
        }

        return jQuery.access( this, name, value, true, function( elem, name, value ) {
            return value !== undefined ?
            jQuery.style( elem, name, value ) :
            jQuery.css( elem, name );
        });
    };

    jQuery.extend({
        // Add in style property hooks for overriding the default
        // behavior of getting and setting a style property
        cssHooks: {
            opacity: {
                get: function( elem, computed ) {
                    if ( computed ) {
                        // We should always get a number back from opacity
                        var ret = curCSS( elem, "opacity", "opacity" );
                        return ret === "" ? "1" : ret;

                    } else {
                        return elem.style.opacity;
                    }
                }
            }
        },

        // Exclude the following css properties to add px
        cssNumber: {
            "fillOpacity": true,
            "fontWeight": true,
            "lineHeight": true,
            "opacity": true,
            "orphans": true,
            "widows": true,
            "zIndex": true,
            "zoom": true
        },

        // Add in properties whose names you wish to fix before
        // setting or getting the value
        cssProps: {
            // normalize float css property
            "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
        },

        // Get and set the style property on a DOM Node
        style: function( elem, name, value, extra ) {
            // Don't set styles on text and comment nodes
            if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
                return;
            }

            // Make sure that we're working with the right name
            var ret, type, origName = jQuery.camelCase( name ),
            style = elem.style, hooks = jQuery.cssHooks[ origName ];

            name = jQuery.cssProps[ origName ] || origName;

            // Check if we're setting a value
            if ( value !== undefined ) {
                type = typeof value;

                // convert relative number strings (+= or -=) to relative numbers. #7345
                if ( type === "string" && (ret = rrelNum.exec( value )) ) {
                    value = ( +( ret[1] + 1) * +ret[2] ) + parseFloat( jQuery.css( elem, name ) );
                    // Fixes bug #9237
                    type = "number";
                }

                // Make sure that NaN and null values aren't set. See: #7116
                if ( value == null || type === "number" && isNaN( value ) ) {
                    return;
                }

                // If a number was passed in, add 'px' to the (except for certain CSS properties)
                if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
                    value += "px";
                }

                // If a hook was provided, use that value, otherwise just set the specified value
                if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value )) !== undefined ) {
                    // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
                    // Fixes bug #5509
                    try {
                        style[ name ] = value;
                    } catch(e) {}
                }

            } else {
                // If a hook was provided get the non-computed value from there
                if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
                    return ret;
                }

                // Otherwise just get the value from the style object
                return style[ name ];
            }
        },

        css: function( elem, name, extra ) {
            var ret, hooks;

            // Make sure that we're working with the right name
            name = jQuery.camelCase( name );
            hooks = jQuery.cssHooks[ name ];
            name = jQuery.cssProps[ name ] || name;

            // cssFloat needs a special treatment
            if ( name === "cssFloat" ) {
                name = "float";
            }

            // If a hook was provided get the computed value from there
            if ( hooks && "get" in hooks && (ret = hooks.get( elem, true, extra )) !== undefined ) {
                return ret;

            // Otherwise, if a way to get the computed value exists, use that
            } else if ( curCSS ) {
                return curCSS( elem, name );
            }
        },

        // A method for quickly swapping in/out CSS properties to get correct calculations
        swap: function( elem, options, callback ) {
            var old = {};

            // Remember the old values, and insert the new ones
            for ( var name in options ) {
                old[ name ] = elem.style[ name ];
                elem.style[ name ] = options[ name ];
            }

            callback.call( elem );

            // Revert the old values
            for ( name in options ) {
                elem.style[ name ] = old[ name ];
            }
        }
    });

    // DEPRECATED, Use jQuery.css() instead
    jQuery.curCSS = jQuery.css;

    jQuery.each(["height", "width"], function( i, name ) {
        jQuery.cssHooks[ name ] = {
            get: function( elem, computed, extra ) {
                var val;

                if ( computed ) {
                    if ( elem.offsetWidth !== 0 ) {
                        return getWH( elem, name, extra );
                    } else {
                        jQuery.swap( elem, cssShow, function() {
                            val = getWH( elem, name, extra );
                        });
                    }

                    return val;
                }
            },

            set: function( elem, value ) {
                if ( rnumpx.test( value ) ) {
                    // ignore negative width and height values #1599
                    value = parseFloat( value );

                    if ( value >= 0 ) {
                        return value + "px";
                    }

                } else {
                    return value;
                }
            }
        };
    });

    if ( !jQuery.support.opacity ) {
        jQuery.cssHooks.opacity = {
            get: function( elem, computed ) {
                // IE uses filters for opacity
                return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
                ( parseFloat( RegExp.$1 ) / 100 ) + "" :
                computed ? "1" : "";
            },

            set: function( elem, value ) {
                var style = elem.style,
                currentStyle = elem.currentStyle,
                opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
                filter = currentStyle && currentStyle.filter || style.filter || "";

                // IE has trouble with opacity if it does not have layout
                // Force it by setting the zoom level
                style.zoom = 1;

                // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
                if ( value >= 1 && jQuery.trim( filter.replace( ralpha, "" ) ) === "" ) {

                    // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
                    // if "filter:" is present at all, clearType is disabled, we want to avoid this
                    // style.removeAttribute is IE Only, but so apparently is this code path...
                    style.removeAttribute( "filter" );

                    // if there there is no filter style applied in a css rule, we are done
                    if ( currentStyle && !currentStyle.filter ) {
                        return;
                    }
                }

                // otherwise, set new filter values
                style.filter = ralpha.test( filter ) ?
                filter.replace( ralpha, opacity ) :
                filter + " " + opacity;
            }
        };
    }

    jQuery(function() {
        // This hook cannot be added until DOM ready because the support test
        // for it is not run until after DOM ready
        if ( !jQuery.support.reliableMarginRight ) {
            jQuery.cssHooks.marginRight = {
                get: function( elem, computed ) {
                    // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                    // Work around by temporarily setting element display to inline-block
                    var ret;
                    jQuery.swap( elem, {
                        "display": "inline-block"
                    }, function() {
                        if ( computed ) {
                            ret = curCSS( elem, "margin-right", "marginRight" );
                        } else {
                            ret = elem.style.marginRight;
                        }
                    });
                    return ret;
                }
            };
        }
    });

    if ( document.defaultView && document.defaultView.getComputedStyle ) {
        getComputedStyle = function( elem, name ) {
            var ret, defaultView, computedStyle;

            name = name.replace( rupper, "-$1" ).toLowerCase();

            if ( !(defaultView = elem.ownerDocument.defaultView) ) {
                return undefined;
            }

            if ( (computedStyle = defaultView.getComputedStyle( elem, null )) ) {
                ret = computedStyle.getPropertyValue( name );
                if ( ret === "" && !jQuery.contains( elem.ownerDocument.documentElement, elem ) ) {
                    ret = jQuery.style( elem, name );
                }
            }

            return ret;
        };
    }

    if ( document.documentElement.currentStyle ) {
        currentStyle = function( elem, name ) {
            var left, rsLeft, uncomputed,
            ret = elem.currentStyle && elem.currentStyle[ name ],
            style = elem.style;

            // Avoid setting ret to empty string here
            // so we don't default to auto
            if ( ret === null && style && (uncomputed = style[ name ]) ) {
                ret = uncomputed;
            }

            // From the awesome hack by Dean Edwards
            // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

            // If we're not dealing with a regular pixel number
            // but a number that has a weird ending, we need to convert it to pixels
            if ( !rnumpx.test( ret ) && rnum.test( ret ) ) {

                // Remember the original values
                left = style.left;
                rsLeft = elem.runtimeStyle && elem.runtimeStyle.left;

                // Put in the new values to get a computed value out
                if ( rsLeft ) {
                    elem.runtimeStyle.left = elem.currentStyle.left;
                }
                style.left = name === "fontSize" ? "1em" : ( ret || 0 );
                ret = style.pixelLeft + "px";

                // Revert the changed values
                style.left = left;
                if ( rsLeft ) {
                    elem.runtimeStyle.left = rsLeft;
                }
            }

            return ret === "" ? "auto" : ret;
        };
    }

    curCSS = getComputedStyle || currentStyle;

    function getWH( elem, name, extra ) {

        // Start with offset property
        var val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
        which = name === "width" ? cssWidth : cssHeight;

        if ( val > 0 ) {
            if ( extra !== "border" ) {
                jQuery.each( which, function() {
                    if ( !extra ) {
                        val -= parseFloat( jQuery.css( elem, "padding" + this ) ) || 0;
                    }
                    if ( extra === "margin" ) {
                        val += parseFloat( jQuery.css( elem, extra + this ) ) || 0;
                    } else {
                        val -= parseFloat( jQuery.css( elem, "border" + this + "Width" ) ) || 0;
                    }
                });
            }

            return val + "px";
        }

        // Fall back to computed then uncomputed css if necessary
        val = curCSS( elem, name, name );
        if ( val < 0 || val == null ) {
            val = elem.style[ name ] || 0;
        }
        // Normalize "", auto, and prepare for extra
        val = parseFloat( val ) || 0;

        // Add padding, border, margin
        if ( extra ) {
            jQuery.each( which, function() {
                val += parseFloat( jQuery.css( elem, "padding" + this ) ) || 0;
                if ( extra !== "padding" ) {
                    val += parseFloat( jQuery.css( elem, "border" + this + "Width" ) ) || 0;
                }
                if ( extra === "margin" ) {
                    val += parseFloat( jQuery.css( elem, extra + this ) ) || 0;
                }
            });
        }

        return val + "px";
    }

    if ( jQuery.expr && jQuery.expr.filters ) {
        jQuery.expr.filters.hidden = function( elem ) {
            var width = elem.offsetWidth,
            height = elem.offsetHeight;

            return ( width === 0 && height === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
        };

        jQuery.expr.filters.visible = function( elem ) {
            return !jQuery.expr.filters.hidden( elem );
        };
    }




    var r20 = /%20/g,
    rbracket = /\[\]$/,
    rCRLF = /\r?\n/g,
    rhash = /#.*$/,
    rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
    rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
    // #7653, #8125, #8152: local protocol detection
    rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/,
    rnoContent = /^(?:GET|HEAD)$/,
    rprotocol = /^\/\//,
    rquery = /\?/,
    rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
    rselectTextarea = /^(?:select|textarea)/i,
    rspacesAjax = /\s+/,
    rts = /([?&])_=[^&]*/,
    rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+))?)?/,

    // Keep a copy of the old load method
    _load = jQuery.fn.load,

    /* Prefilters
	 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
	 * 2) These are called:
	 *    - BEFORE asking for a transport
	 *    - AFTER param serialization (s.data is a string if s.processData is true)
	 * 3) key is the dataType
	 * 4) the catchall symbol "*" can be used
	 * 5) execution will start with transport dataType and THEN continue down to "*" if needed
	 */
    prefilters = {},

    /* Transports bindings
	 * 1) key is the dataType
	 * 2) the catchall symbol "*" can be used
	 * 3) selection will start with transport dataType and THEN go to "*" if needed
	 */
    transports = {},

    // Document location
    ajaxLocation,

    // Document location segments
    ajaxLocParts,

    // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
    allTypes = ["*/"] + ["*"];

    // #8138, IE may throw an exception when accessing
    // a field from window.location if document.domain has been set
    try {
        ajaxLocation = location.href;
    } catch( e ) {
        // Use the href attribute of an A element
        // since IE will modify it given document.location
        ajaxLocation = document.createElement( "a" );
        ajaxLocation.href = "";
        ajaxLocation = ajaxLocation.href;
    }

    // Segment location into parts
    ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];

    // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
    function addToPrefiltersOrTransports( structure ) {

        // dataTypeExpression is optional and defaults to "*"
        return function( dataTypeExpression, func ) {

            if ( typeof dataTypeExpression !== "string" ) {
                func = dataTypeExpression;
                dataTypeExpression = "*";
            }

            if ( jQuery.isFunction( func ) ) {
                var dataTypes = dataTypeExpression.toLowerCase().split( rspacesAjax ),
                i = 0,
                length = dataTypes.length,
                dataType,
                list,
                placeBefore;

                // For each dataType in the dataTypeExpression
                for ( ; i < length; i++ ) {
                    dataType = dataTypes[ i ];
                    // We control if we're asked to add before
                    // any existing element
                    placeBefore = /^\+/.test( dataType );
                    if ( placeBefore ) {
                        dataType = dataType.substr( 1 ) || "*";
                    }
                    list = structure[ dataType ] = structure[ dataType ] || [];
                    // then we add to the structure accordingly
                    list[ placeBefore ? "unshift" : "push" ]( func );
                }
            }
        };
    }

    // Base inspection function for prefilters and transports
    function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR,
        dataType /* internal */, inspected /* internal */ ) {

        dataType = dataType || options.dataTypes[ 0 ];
        inspected = inspected || {};

        inspected[ dataType ] = true;

        var list = structure[ dataType ],
        i = 0,
        length = list ? list.length : 0,
        executeOnly = ( structure === prefilters ),
        selection;

        for ( ; i < length && ( executeOnly || !selection ); i++ ) {
            selection = list[ i ]( options, originalOptions, jqXHR );
            // If we got redirected to another dataType
            // we try there if executing only and not done already
            if ( typeof selection === "string" ) {
                if ( !executeOnly || inspected[ selection ] ) {
                    selection = undefined;
                } else {
                    options.dataTypes.unshift( selection );
                    selection = inspectPrefiltersOrTransports(
                        structure, options, originalOptions, jqXHR, selection, inspected );
                }
            }
        }
        // If we're only executing or nothing was selected
        // we try the catchall dataType if not done already
        if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) {
            selection = inspectPrefiltersOrTransports(
                structure, options, originalOptions, jqXHR, "*", inspected );
        }
        // unnecessary when only executing (prefilters)
        // but it'll be ignored by the caller in that case
        return selection;
    }

    // A special extend for ajax options
    // that takes "flat" options (not to be deep extended)
    // Fixes #9887
    function ajaxExtend( target, src ) {
        var key, deep,
        flatOptions = jQuery.ajaxSettings.flatOptions || {};
        for ( key in src ) {
            if ( src[ key ] !== undefined ) {
                ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
            }
        }
        if ( deep ) {
            jQuery.extend( true, target, deep );
        }
    }

    jQuery.fn.extend({
        load: function( url, params, callback ) {
            if ( typeof url !== "string" && _load ) {
                return _load.apply( this, arguments );

            // Don't do a request if no elements are being requested
            } else if ( !this.length ) {
                return this;
            }

            var off = url.indexOf( " " );
            if ( off >= 0 ) {
                var selector = url.slice( off, url.length );
                url = url.slice( 0, off );
            }

            // Default to a GET request
            var type = "GET";

            // If the second parameter was provided
            if ( params ) {
                // If it's a function
                if ( jQuery.isFunction( params ) ) {
                    // We assume that it's the callback
                    callback = params;
                    params = undefined;

                // Otherwise, build a param string
                } else if ( typeof params === "object" ) {
                    params = jQuery.param( params, jQuery.ajaxSettings.traditional );
                    type = "POST";
                }
            }

            var self = this;

            // Request the remote document
            jQuery.ajax({
                url: url,
                type: type,
                dataType: "html",
                data: params,
                // Complete callback (responseText is used internally)
                complete: function( jqXHR, status, responseText ) {
                    // Store the response as specified by the jqXHR object
                    responseText = jqXHR.responseText;
                    // If successful, inject the HTML into all the matched elements
                    if ( jqXHR.isResolved() ) {
                        // #4825: Get the actual response in case
                        // a dataFilter is present in ajaxSettings
                        jqXHR.done(function( r ) {
                            responseText = r;
                        });
                        // See if a selector was specified
                        self.html( selector ?
                            // Create a dummy div to hold the results
                            jQuery("<div>")
                            // inject the contents of the document in, removing the scripts
                            // to avoid any 'Permission Denied' errors in IE
                            .append(responseText.replace(rscript, ""))

                            // Locate the specified elements
                            .find(selector) :

                            // If not, just inject the full result
                            responseText );
                    }

                    if ( callback ) {
                        self.each( callback, [ responseText, status, jqXHR ] );
                    }
                }
            });

            return this;
        },

        serialize: function() {
            return jQuery.param( this.serializeArray() );
        },

        serializeArray: function() {
            return this.map(function(){
                return this.elements ? jQuery.makeArray( this.elements ) : this;
            })
            .filter(function(){
                return this.name && !this.disabled &&
                ( this.checked || rselectTextarea.test( this.nodeName ) ||
                    rinput.test( this.type ) );
            })
            .map(function( i, elem ){
                var val = jQuery( this ).val();

                return val == null ?
                null :
                jQuery.isArray( val ) ?
                jQuery.map( val, function( val, i ){
                    return {
                        name: elem.name, 
                        value: val.replace( rCRLF, "\r\n" )
                    };
                }) :
                {
                    name: elem.name, 
                    value: val.replace( rCRLF, "\r\n" )
                };
            }).get();
        }
    });

    // Attach a bunch of functions for handling common AJAX events
    jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){
        jQuery.fn[ o ] = function( f ){
            return this.bind( o, f );
        };
    });

    jQuery.each( [ "get", "post" ], function( i, method ) {
        jQuery[ method ] = function( url, data, callback, type ) {
            // shift arguments if data argument was omitted
            if ( jQuery.isFunction( data ) ) {
                type = type || callback;
                callback = data;
                data = undefined;
            }

            return jQuery.ajax({
                type: method,
                url: url,
                data: data,
                success: callback,
                dataType: type
            });
        };
    });

    jQuery.extend({

        getScript: function( url, callback ) {
            return jQuery.get( url, undefined, callback, "script" );
        },

        getJSON: function( url, data, callback ) {
            return jQuery.get( url, data, callback, "json" );
        },

        // Creates a full fledged settings object into target
        // with both ajaxSettings and settings fields.
        // If target is omitted, writes into ajaxSettings.
        ajaxSetup: function( target, settings ) {
            if ( settings ) {
                // Building a settings object
                ajaxExtend( target, jQuery.ajaxSettings );
            } else {
                // Extending ajaxSettings
                settings = target;
                target = jQuery.ajaxSettings;
            }
            ajaxExtend( target, settings );
            return target;
        },

        ajaxSettings: {
            url: ajaxLocation,
            isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
            global: true,
            type: "GET",
            contentType: "application/x-www-form-urlencoded",
            processData: true,
            async: true,
            /*
		timeout: 0,
		data: null,
		dataType: null,
		username: null,
		password: null,
		cache: null,
		traditional: false,
		headers: {},
		*/

            accepts: {
                xml: "application/xml, text/xml",
                html: "text/html",
                text: "text/plain",
                json: "application/json, text/javascript",
                "*": allTypes
            },

            contents: {
                xml: /xml/,
                html: /html/,
                json: /json/
            },

            responseFields: {
                xml: "responseXML",
                text: "responseText"
            },

            // List of data converters
            // 1) key format is "source_type destination_type" (a single space in-between)
            // 2) the catchall symbol "*" can be used for source_type
            converters: {

                // Convert anything to text
                "* text": window.String,

                // Text to html (true = no transformation)
                "text html": true,

                // Evaluate text as a json expression
                "text json": jQuery.parseJSON,

                // Parse text as xml
                "text xml": jQuery.parseXML
            },

            // For options that shouldn't be deep extended:
            // you can add your own custom options here if
            // and when you create one that shouldn't be
            // deep extended (see ajaxExtend)
            flatOptions: {
                context: true,
                url: true
            }
        },

        ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
        ajaxTransport: addToPrefiltersOrTransports( transports ),

        // Main method
        ajax: function( url, options ) {

            // If url is an object, simulate pre-1.5 signature
            if ( typeof url === "object" ) {
                options = url;
                url = undefined;
            }

            // Force options to be an object
            options = options || {};

            var // Create the final options object
            s = jQuery.ajaxSetup( {}, options ),
            // Callbacks context
            callbackContext = s.context || s,
            // Context for global events
            // It's the callbackContext if one was provided in the options
            // and if it's a DOM node or a jQuery collection
            globalEventContext = callbackContext !== s &&
            ( callbackContext.nodeType || callbackContext instanceof jQuery ) ?
            jQuery( callbackContext ) : jQuery.event,
            // Deferreds
            deferred = jQuery.Deferred(),
            completeDeferred = jQuery.Callbacks( "once memory" ),
            // Status-dependent callbacks
            statusCode = s.statusCode || {},
            // ifModified key
            ifModifiedKey,
            // Headers (they are sent all at once)
            requestHeaders = {},
            requestHeadersNames = {},
            // Response headers
            responseHeadersString,
            responseHeaders,
            // transport
            transport,
            // timeout handle
            timeoutTimer,
            // Cross-domain detection vars
            parts,
            // The jqXHR state
            state = 0,
            // To know if global events are to be dispatched
            fireGlobals,
            // Loop variable
            i,
            // Fake xhr
            jqXHR = {

                readyState: 0,

                // Caches the header
                setRequestHeader: function( name, value ) {
                    if ( !state ) {
                        var lname = name.toLowerCase();
                        name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
                        requestHeaders[ name ] = value;
                    }
                    return this;
                },

                // Raw string
                getAllResponseHeaders: function() {
                    return state === 2 ? responseHeadersString : null;
                },

                // Builds headers hashtable if needed
                getResponseHeader: function( key ) {
                    var match;
                    if ( state === 2 ) {
                        if ( !responseHeaders ) {
                            responseHeaders = {};
                            while( ( match = rheaders.exec( responseHeadersString ) ) ) {
                                responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
                            }
                        }
                        match = responseHeaders[ key.toLowerCase() ];
                    }
                    return match === undefined ? null : match;
                },

                // Overrides response content-type header
                overrideMimeType: function( type ) {
                    if ( !state ) {
                        s.mimeType = type;
                    }
                    return this;
                },

                // Cancel the request
                abort: function( statusText ) {
                    statusText = statusText || "abort";
                    if ( transport ) {
                        transport.abort( statusText );
                    }
                    done( 0, statusText );
                    return this;
                }
            };

            // Callback for when everything is done
            // It is defined here because jslint complains if it is declared
            // at the end of the function (which would be more logical and readable)
            function done( status, nativeStatusText, responses, headers ) {

                // Called once
                if ( state === 2 ) {
                    return;
                }

                // State is "done" now
                state = 2;

                // Clear timeout if it exists
                if ( timeoutTimer ) {
                    clearTimeout( timeoutTimer );
                }

                // Dereference transport for early garbage collection
                // (no matter how long the jqXHR object will be used)
                transport = undefined;

                // Cache response headers
                responseHeadersString = headers || "";

                // Set readyState
                jqXHR.readyState = status > 0 ? 4 : 0;

                var isSuccess,
                success,
                error,
                statusText = nativeStatusText,
                response = responses ? ajaxHandleResponses( s, jqXHR, responses ) : undefined,
                lastModified,
                etag;

                // If successful, handle type chaining
                if ( status >= 200 && status < 300 || status === 304 ) {

                    // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                    if ( s.ifModified ) {

                        if ( ( lastModified = jqXHR.getResponseHeader( "Last-Modified" ) ) ) {
                            jQuery.lastModified[ ifModifiedKey ] = lastModified;
                        }
                        if ( ( etag = jqXHR.getResponseHeader( "Etag" ) ) ) {
                            jQuery.etag[ ifModifiedKey ] = etag;
                        }
                    }

                    // If not modified
                    if ( status === 304 ) {

                        statusText = "notmodified";
                        isSuccess = true;

                    // If we have data
                    } else {

                        try {
                            success = ajaxConvert( s, response );
                            statusText = "success";
                            isSuccess = true;
                        } catch(e) {
                            // We have a parsererror
                            statusText = "parsererror";
                            error = e;
                        }
                    }
                } else {
                    // We extract error from statusText
                    // then normalize statusText and status for non-aborts
                    error = statusText;
                    if ( !statusText || status ) {
                        statusText = "error";
                        if ( status < 0 ) {
                            status = 0;
                        }
                    }
                }

                // Set data for the fake xhr object
                jqXHR.status = status;
                jqXHR.statusText = "" + ( nativeStatusText || statusText );

                // Success/Error
                if ( isSuccess ) {
                    deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
                } else {
                    deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
                }

                // Status-dependent callbacks
                jqXHR.statusCode( statusCode );
                statusCode = undefined;

                if ( fireGlobals ) {
                    globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ),
                        [ jqXHR, s, isSuccess ? success : error ] );
                }

                // Complete
                completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );

                if ( fireGlobals ) {
                    globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
                    // Handle the global AJAX counter
                    if ( !( --jQuery.active ) ) {
                        jQuery.event.trigger( "ajaxStop" );
                    }
                }
            }

            // Attach deferreds
            deferred.promise( jqXHR );
            jqXHR.success = jqXHR.done;
            jqXHR.error = jqXHR.fail;
            jqXHR.complete = completeDeferred.add;

            // Status-dependent callbacks
            jqXHR.statusCode = function( map ) {
                if ( map ) {
                    var tmp;
                    if ( state < 2 ) {
                        for ( tmp in map ) {
                            statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];
                        }
                    } else {
                        tmp = map[ jqXHR.status ];
                        jqXHR.then( tmp, tmp );
                    }
                }
                return this;
            };

            // Remove hash character (#7531: and string promotion)
            // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
            // We also use the url parameter if available
            s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );

            // Extract dataTypes list
            s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( rspacesAjax );

            // Determine if a cross-domain request is in order
            if ( s.crossDomain == null ) {
                parts = rurl.exec( s.url.toLowerCase() );
                s.crossDomain = !!( parts &&
                    ( parts[ 1 ] != ajaxLocParts[ 1 ] || parts[ 2 ] != ajaxLocParts[ 2 ] ||
                        ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) !=
                        ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) )
                    );
            }

            // Convert data if not already a string
            if ( s.data && s.processData && typeof s.data !== "string" ) {
                s.data = jQuery.param( s.data, s.traditional );
            }

            // Apply prefilters
            inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );

            // If request was aborted inside a prefiler, stop there
            if ( state === 2 ) {
                return false;
            }

            // We can fire global events as of now if asked to
            fireGlobals = s.global;

            // Uppercase the type
            s.type = s.type.toUpperCase();

            // Determine if request has content
            s.hasContent = !rnoContent.test( s.type );

            // Watch for a new set of requests
            if ( fireGlobals && jQuery.active++ === 0 ) {
                jQuery.event.trigger( "ajaxStart" );
            }

            // More options handling for requests with no content
            if ( !s.hasContent ) {

                // If data is available, append data to url
                if ( s.data ) {
                    s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
                    // #9682: remove data so that it's not used in an eventual retry
                    delete s.data;
                }

                // Get ifModifiedKey before adding the anti-cache parameter
                ifModifiedKey = s.url;

                // Add anti-cache in url if needed
                if ( s.cache === false ) {

                    var ts = jQuery.now(),
                    // try replacing _= if it is there
                    ret = s.url.replace( rts, "$1_=" + ts );

                    // if nothing was replaced, add timestamp to the end
                    s.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" );
                }
            }

            // Set the correct header, if data is being sent
            if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
                jqXHR.setRequestHeader( "Content-Type", s.contentType );
            }

            // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
            if ( s.ifModified ) {
                ifModifiedKey = ifModifiedKey || s.url;
                if ( jQuery.lastModified[ ifModifiedKey ] ) {
                    jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ ifModifiedKey ] );
                }
                if ( jQuery.etag[ ifModifiedKey ] ) {
                    jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ ifModifiedKey ] );
                }
            }

            // Set the Accepts header for the server, depending on the dataType
            jqXHR.setRequestHeader(
                "Accept",
                s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
                s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
                s.accepts[ "*" ]
                );

            // Check for headers option
            for ( i in s.headers ) {
                jqXHR.setRequestHeader( i, s.headers[ i ] );
            }

            // Allow custom headers/mimetypes and early abort
            if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
                // Abort if not done already
                jqXHR.abort();
                return false;

            }

            // Install callbacks on deferreds
            for ( i in {
                success: 1, 
                error: 1, 
                complete: 1
            } ) {
                jqXHR[ i ]( s[ i ] );
            }

            // Get transport
            transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );

            // If no transport, we auto-abort
            if ( !transport ) {
                done( -1, "No Transport" );
            } else {
                jqXHR.readyState = 1;
                // Send global event
                if ( fireGlobals ) {
                    globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
                }
                // Timeout
                if ( s.async && s.timeout > 0 ) {
                    timeoutTimer = setTimeout( function(){
                        jqXHR.abort( "timeout" );
                    }, s.timeout );
                }

                try {
                    state = 1;
                    transport.send( requestHeaders, done );
                } catch (e) {
                    // Propagate exception as error if not done
                    if ( state < 2 ) {
                        done( -1, e );
                    // Simply rethrow otherwise
                    } else {
                        jQuery.error( e );
                    }
                }
            }

            return jqXHR;
        },

        // Serialize an array of form elements or a set of
        // key/values into a query string
        param: function( a, traditional ) {
            var s = [],
            add = function( key, value ) {
                // If value is a function, invoke it and return its value
                value = jQuery.isFunction( value ) ? value() : value;
                s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
            };

            // Set traditional to true for jQuery <= 1.3.2 behavior.
            if ( traditional === undefined ) {
                traditional = jQuery.ajaxSettings.traditional;
            }

            // If an array was passed in, assume that it is an array of form elements.
            if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
                // Serialize the form elements
                jQuery.each( a, function() {
                    add( this.name, this.value );
                });

            } else {
                // If traditional, encode the "old" way (the way 1.3.2 or older
                // did it), otherwise encode params recursively.
                for ( var prefix in a ) {
                    buildParams( prefix, a[ prefix ], traditional, add );
                }
            }

            // Return the resulting serialization
            return s.join( "&" ).replace( r20, "+" );
        }
    });

    function buildParams( prefix, obj, traditional, add ) {
        if ( jQuery.isArray( obj ) ) {
            // Serialize array item.
            jQuery.each( obj, function( i, v ) {
                if ( traditional || rbracket.test( prefix ) ) {
                    // Treat each array item as a scalar.
                    add( prefix, v );

                } else {
                    // If array item is non-scalar (array or object), encode its
                    // numeric index to resolve deserialization ambiguity issues.
                    // Note that rack (as of 1.0.0) can't currently deserialize
                    // nested arrays properly, and attempting to do so may cause
                    // a server error. Possible fixes are to modify rack's
                    // deserialization algorithm or to provide an option or flag
                    // to force array serialization to be shallow.
                    buildParams( prefix + "[" + ( typeof v === "object" || jQuery.isArray(v) ? i : "" ) + "]", v, traditional, add );
                }
            });

        } else if ( !traditional && obj != null && typeof obj === "object" ) {
            // Serialize object item.
            for ( var name in obj ) {
                buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
            }

        } else {
            // Serialize scalar item.
            add( prefix, obj );
        }
    }

    // This is still on the jQuery object... for now
    // Want to move this to jQuery.ajax some day
    jQuery.extend({

        // Counter for holding the number of active queries
        active: 0,

        // Last-Modified header cache for next request
        lastModified: {},
        etag: {}

    });

    /* Handles responses to an ajax request:
 * - sets all responseXXX fields accordingly
 * - finds the right dataType (mediates between content-type and expected dataType)
 * - returns the corresponding response
 */
    function ajaxHandleResponses( s, jqXHR, responses ) {

        var contents = s.contents,
        dataTypes = s.dataTypes,
        responseFields = s.responseFields,
        ct,
        type,
        finalDataType,
        firstDataType;

        // Fill responseXXX fields
        for ( type in responseFields ) {
            if ( type in responses ) {
                jqXHR[ responseFields[type] ] = responses[ type ];
            }
        }

        // Remove auto dataType and get content-type in the process
        while( dataTypes[ 0 ] === "*" ) {
            dataTypes.shift();
            if ( ct === undefined ) {
                ct = s.mimeType || jqXHR.getResponseHeader( "content-type" );
            }
        }

        // Check if we're dealing with a known content-type
        if ( ct ) {
            for ( type in contents ) {
                if ( contents[ type ] && contents[ type ].test( ct ) ) {
                    dataTypes.unshift( type );
                    break;
                }
            }
        }

        // Check to see if we have a response for the expected dataType
        if ( dataTypes[ 0 ] in responses ) {
            finalDataType = dataTypes[ 0 ];
        } else {
            // Try convertible dataTypes
            for ( type in responses ) {
                if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
                    finalDataType = type;
                    break;
                }
                if ( !firstDataType ) {
                    firstDataType = type;
                }
            }
            // Or just use first one
            finalDataType = finalDataType || firstDataType;
        }

        // If we found a dataType
        // We add the dataType to the list if needed
        // and return the corresponding response
        if ( finalDataType ) {
            if ( finalDataType !== dataTypes[ 0 ] ) {
                dataTypes.unshift( finalDataType );
            }
            return responses[ finalDataType ];
        }
    }

    // Chain conversions given the request and the original response
    function ajaxConvert( s, response ) {

        // Apply the dataFilter if provided
        if ( s.dataFilter ) {
            response = s.dataFilter( response, s.dataType );
        }

        var dataTypes = s.dataTypes,
        converters = {},
        i,
        key,
        length = dataTypes.length,
        tmp,
        // Current and previous dataTypes
        current = dataTypes[ 0 ],
        prev,
        // Conversion expression
        conversion,
        // Conversion function
        conv,
        // Conversion functions (transitive conversion)
        conv1,
        conv2;

        // For each dataType in the chain
        for ( i = 1; i < length; i++ ) {

            // Create converters map
            // with lowercased keys
            if ( i === 1 ) {
                for ( key in s.converters ) {
                    if ( typeof key === "string" ) {
                        converters[ key.toLowerCase() ] = s.converters[ key ];
                    }
                }
            }

            // Get the dataTypes
            prev = current;
            current = dataTypes[ i ];

            // If current is auto dataType, update it to prev
            if ( current === "*" ) {
                current = prev;
            // If no auto and dataTypes are actually different
            } else if ( prev !== "*" && prev !== current ) {

                // Get the converter
                conversion = prev + " " + current;
                conv = converters[ conversion ] || converters[ "* " + current ];

                // If there is no direct converter, search transitively
                if ( !conv ) {
                    conv2 = undefined;
                    for ( conv1 in converters ) {
                        tmp = conv1.split( " " );
                        if ( tmp[ 0 ] === prev || tmp[ 0 ] === "*" ) {
                            conv2 = converters[ tmp[1] + " " + current ];
                            if ( conv2 ) {
                                conv1 = converters[ conv1 ];
                                if ( conv1 === true ) {
                                    conv = conv2;
                                } else if ( conv2 === true ) {
                                    conv = conv1;
                                }
                                break;
                            }
                        }
                    }
                }
                // If we found no converter, dispatch an error
                if ( !( conv || conv2 ) ) {
                    jQuery.error( "No conversion from " + conversion.replace(" "," to ") );
                }
                // If found converter is not an equivalence
                if ( conv !== true ) {
                    // Convert with 1 or 2 converters accordingly
                    response = conv ? conv( response ) : conv2( conv1(response) );
                }
            }
        }
        return response;
    }




    var jsc = jQuery.now(),
    jsre = /(\=)\?(&|$)|\?\?/i;

    // Default jsonp settings
    jQuery.ajaxSetup({
        jsonp: "callback",
        jsonpCallback: function() {
            return jQuery.expando + "_" + ( jsc++ );
        }
    });

    // Detect, normalize options and install callbacks for jsonp requests
    jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {

        var inspectData = s.contentType === "application/x-www-form-urlencoded" &&
        ( typeof s.data === "string" );

        if ( s.dataTypes[ 0 ] === "jsonp" ||
            s.jsonp !== false && ( jsre.test( s.url ) ||
                inspectData && jsre.test( s.data ) ) ) {

            var responseContainer,
            jsonpCallback = s.jsonpCallback =
            jQuery.isFunction( s.jsonpCallback ) ? s.jsonpCallback() : s.jsonpCallback,
            previous = window[ jsonpCallback ],
            url = s.url,
            data = s.data,
            replace = "$1" + jsonpCallback + "$2";

            if ( s.jsonp !== false ) {
                url = url.replace( jsre, replace );
                if ( s.url === url ) {
                    if ( inspectData ) {
                        data = data.replace( jsre, replace );
                    }
                    if ( s.data === data ) {
                        // Add callback manually
                        url += (/\?/.test( url ) ? "&" : "?") + s.jsonp + "=" + jsonpCallback;
                    }
                }
            }

            s.url = url;
            s.data = data;

            // Install callback
            window[ jsonpCallback ] = function( response ) {
                responseContainer = [ response ];
            };

            // Clean-up function
            jqXHR.always(function() {
                // Set callback back to previous value
                window[ jsonpCallback ] = previous;
                // Call if it was a function and we have a response
                if ( responseContainer && jQuery.isFunction( previous ) ) {
                    window[ jsonpCallback ]( responseContainer[ 0 ] );
                }
            });

            // Use data converter to retrieve json after script execution
            s.converters["script json"] = function() {
                if ( !responseContainer ) {
                    jQuery.error( jsonpCallback + " was not called" );
                }
                return responseContainer[ 0 ];
            };

            // force json dataType
            s.dataTypes[ 0 ] = "json";

            // Delegate to script
            return "script";
        }
    });




    // Install script dataType
    jQuery.ajaxSetup({
        accepts: {
            script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
        },
        contents: {
            script: /javascript|ecmascript/
        },
        converters: {
            "text script": function( text ) {
                jQuery.globalEval( text );
                return text;
            }
        }
    });

    // Handle cache's special case and global
    jQuery.ajaxPrefilter( "script", function( s ) {
        if ( s.cache === undefined ) {
            s.cache = false;
        }
        if ( s.crossDomain ) {
            s.type = "GET";
            s.global = false;
        }
    });

    // Bind script tag hack transport
    jQuery.ajaxTransport( "script", function(s) {

        // This transport only deals with cross domain requests
        if ( s.crossDomain ) {

            var script,
            head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement;

            return {

                send: function( _, callback ) {

                    script = document.createElement( "script" );

                    script.async = "async";

                    if ( s.scriptCharset ) {
                        script.charset = s.scriptCharset;
                    }

                    script.src = s.url;

                    // Attach handlers for all browsers
                    script.onload = script.onreadystatechange = function( _, isAbort ) {

                        if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {

                            // Handle memory leak in IE
                            script.onload = script.onreadystatechange = null;

                            // Remove the script
                            if ( head && script.parentNode ) {
                                head.removeChild( script );
                            }

                            // Dereference the script
                            script = undefined;

                            // Callback if not abort
                            if ( !isAbort ) {
                                callback( 200, "success" );
                            }
                        }
                    };
                    // Use insertBefore instead of appendChild  to circumvent an IE6 bug.
                    // This arises when a base node is used (#2709 and #4378).
                    head.insertBefore( script, head.firstChild );
                },

                abort: function() {
                    if ( script ) {
                        script.onload( 0, 1 );
                    }
                }
            };
        }
    });




    var // #5280: Internet Explorer will keep connections alive if we don't abort on unload
    xhrOnUnloadAbort = window.ActiveXObject ? function() {
        // Abort all pending requests
        for ( var key in xhrCallbacks ) {
            xhrCallbacks[ key ]( 0, 1 );
        }
    } : false,
    xhrId = 0,
    xhrCallbacks;

    // Functions to create xhrs
    function createStandardXHR() {
        try {
            return new window.XMLHttpRequest();
        } catch( e ) {}
    }

    function createActiveXHR() {
        try {
            return new window.ActiveXObject( "Microsoft.XMLHTTP" );
        } catch( e ) {}
    }

    // Create the request object
    // (This is still attached to ajaxSettings for backward compatibility)
    jQuery.ajaxSettings.xhr = window.ActiveXObject ?
    /* Microsoft failed to properly
	 * implement the XMLHttpRequest in IE7 (can't request local files),
	 * so we use the ActiveXObject when it is available
	 * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
	 * we need a fallback.
	 */
    function() {
        return !this.isLocal && createStandardXHR() || createActiveXHR();
    } :
    // For all other browsers, use the standard XMLHttpRequest object
    createStandardXHR;

    // Determine support properties
    (function( xhr ) {
        jQuery.extend( jQuery.support, {
            ajax: !!xhr,
            cors: !!xhr && ( "withCredentials" in xhr )
        });
    })( jQuery.ajaxSettings.xhr() );

    // Create transport if the browser can provide an xhr
    if ( jQuery.support.ajax ) {

        jQuery.ajaxTransport(function( s ) {
            // Cross domain only allowed if supported through XMLHttpRequest
            if ( !s.crossDomain || jQuery.support.cors ) {

                var callback;

                return {
                    send: function( headers, complete ) {

                        // Get a new xhr
                        var xhr = s.xhr(),
                        handle,
                        i;

                        // Open the socket
                        // Passing null username, generates a login popup on Opera (#2865)
                        if ( s.username ) {
                            xhr.open( s.type, s.url, s.async, s.username, s.password );
                        } else {
                            xhr.open( s.type, s.url, s.async );
                        }

                        // Apply custom fields if provided
                        if ( s.xhrFields ) {
                            for ( i in s.xhrFields ) {
                                xhr[ i ] = s.xhrFields[ i ];
                            }
                        }

                        // Override mime type if needed
                        if ( s.mimeType && xhr.overrideMimeType ) {
                            xhr.overrideMimeType( s.mimeType );
                        }

                        // X-Requested-With header
                        // For cross-domain requests, seeing as conditions for a preflight are
                        // akin to a jigsaw puzzle, we simply never set it to be sure.
                        // (it can always be set on a per-request basis or even using ajaxSetup)
                        // For same-domain requests, won't change header if already provided.
                        if ( !s.crossDomain && !headers["X-Requested-With"] ) {
                            headers[ "X-Requested-With" ] = "XMLHttpRequest";
                        }

                        // Need an extra try/catch for cross domain requests in Firefox 3
                        try {
                            for ( i in headers ) {
                                xhr.setRequestHeader( i, headers[ i ] );
                            }
                        } catch( _ ) {}

                        // Do send the request
                        // This may raise an exception which is actually
                        // handled in jQuery.ajax (so no try/catch here)
                        xhr.send( ( s.hasContent && s.data ) || null );

                        // Listener
                        callback = function( _, isAbort ) {

                            var status,
                            statusText,
                            responseHeaders,
                            responses,
                            xml;

                            // Firefox throws exceptions when accessing properties
                            // of an xhr when a network error occured
                            // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
                            try {

                                // Was never called and is aborted or complete
                                if ( callback && ( isAbort || xhr.readyState === 4 ) ) {

                                    // Only called once
                                    callback = undefined;

                                    // Do not keep as active anymore
                                    if ( handle ) {
                                        xhr.onreadystatechange = jQuery.noop;
                                        if ( xhrOnUnloadAbort ) {
                                            delete xhrCallbacks[ handle ];
                                        }
                                    }

                                    // If it's an abort
                                    if ( isAbort ) {
                                        // Abort it manually if needed
                                        if ( xhr.readyState !== 4 ) {
                                            xhr.abort();
                                        }
                                    } else {
                                        status = xhr.status;
                                        responseHeaders = xhr.getAllResponseHeaders();
                                        responses = {};
                                        xml = xhr.responseXML;

                                        // Construct response list
                                        if ( xml && xml.documentElement /* #4958 */ ) {
                                            responses.xml = xml;
                                        }
                                        responses.text = xhr.responseText;

                                        // Firefox throws an exception when accessing
                                        // statusText for faulty cross-domain requests
                                        try {
                                            statusText = xhr.statusText;
                                        } catch( e ) {
                                            // We normalize with Webkit giving an empty statusText
                                            statusText = "";
                                        }

                                        // Filter status for non standard behaviors

                                        // If the request is local and we have data: assume a success
                                        // (success with no data won't get notified, that's the best we
                                        // can do given current implementations)
                                        if ( !status && s.isLocal && !s.crossDomain ) {
                                            status = responses.text ? 200 : 404;
                                        // IE - #1450: sometimes returns 1223 when it should be 204
                                        } else if ( status === 1223 ) {
                                            status = 204;
                                        }
                                    }
                                }
                            } catch( firefoxAccessException ) {
                                if ( !isAbort ) {
                                    complete( -1, firefoxAccessException );
                                }
                            }

                            // Call complete if needed
                            if ( responses ) {
                                complete( status, statusText, responses, responseHeaders );
                            }
                        };

                        // if we're in sync mode or it's in cache
                        // and has been retrieved directly (IE6 & IE7)
                        // we need to manually fire the callback
                        if ( !s.async || xhr.readyState === 4 ) {
                            callback();
                        } else {
                            handle = ++xhrId;
                            if ( xhrOnUnloadAbort ) {
                                // Create the active xhrs callbacks list if needed
                                // and attach the unload handler
                                if ( !xhrCallbacks ) {
                                    xhrCallbacks = {};
                                    jQuery( window ).unload( xhrOnUnloadAbort );
                                }
                                // Add to list of active xhrs callbacks
                                xhrCallbacks[ handle ] = callback;
                            }
                            xhr.onreadystatechange = callback;
                        }
                    },

                    abort: function() {
                        if ( callback ) {
                            callback(0,1);
                        }
                    }
                };
            }
        });
    }




    var elemdisplay = {},
    iframe, iframeDoc,
    rfxtypes = /^(?:toggle|show|hide)$/,
    rfxnum = /^([+\-]=)?([\d+.\-]+)([a-z%]*)$/i,
    timerId,
    fxAttrs = [
    // height animations
    [ "height", "marginTop", "marginBottom", "paddingTop", "paddingBottom" ],
    // width animations
    [ "width", "marginLeft", "marginRight", "paddingLeft", "paddingRight" ],
    // opacity animations
    [ "opacity" ]
    ],
    fxNow;

    jQuery.fn.extend({
        show: function( speed, easing, callback ) {
            var elem, display;

            if ( speed || speed === 0 ) {
                return this.animate( genFx("show", 3), speed, easing, callback );

            } else {
                for ( var i = 0, j = this.length; i < j; i++ ) {
                    elem = this[ i ];

                    if ( elem.style ) {
                        display = elem.style.display;

                        // Reset the inline display of this element to learn if it is
                        // being hidden by cascaded rules or not
                        if ( !jQuery._data(elem, "olddisplay") && display === "none" ) {
                            display = elem.style.display = "";
                        }

                        // Set elements which have been overridden with display: none
                        // in a stylesheet to whatever the default browser style is
                        // for such an element
                        if ( display === "" && jQuery.css(elem, "display") === "none" ) {
                            jQuery._data( elem, "olddisplay", defaultDisplay(elem.nodeName) );
                        }
                    }
                }

                // Set the display of most of the elements in a second loop
                // to avoid the constant reflow
                for ( i = 0; i < j; i++ ) {
                    elem = this[ i ];

                    if ( elem.style ) {
                        display = elem.style.display;

                        if ( display === "" || display === "none" ) {
                            elem.style.display = jQuery._data( elem, "olddisplay" ) || "";
                        }
                    }
                }

                return this;
            }
        },

        hide: function( speed, easing, callback ) {
            if ( speed || speed === 0 ) {
                return this.animate( genFx("hide", 3), speed, easing, callback);

            } else {
                var elem, display,
                i = 0,
                j = this.length;

                for ( ; i < j; i++ ) {
                    elem = this[i];
                    if ( elem.style ) {
                        display = jQuery.css( elem, "display" );

                        if ( display !== "none" && !jQuery._data( elem, "olddisplay" ) ) {
                            jQuery._data( elem, "olddisplay", display );
                        }
                    }
                }

                // Set the display of the elements in a second loop
                // to avoid the constant reflow
                for ( i = 0; i < j; i++ ) {
                    if ( this[i].style ) {
                        this[i].style.display = "none";
                    }
                }

                return this;
            }
        },

        // Save the old toggle function
        _toggle: jQuery.fn.toggle,

        toggle: function( fn, fn2, callback ) {
            var bool = typeof fn === "boolean";

            if ( jQuery.isFunction(fn) && jQuery.isFunction(fn2) ) {
                this._toggle.apply( this, arguments );

            } else if ( fn == null || bool ) {
                this.each(function() {
                    var state = bool ? fn : jQuery(this).is(":hidden");
                    jQuery(this)[ state ? "show" : "hide" ]();
                });

            } else {
                this.animate(genFx("toggle", 3), fn, fn2, callback);
            }

            return this;
        },

        fadeTo: function( speed, to, easing, callback ) {
            return this.filter(":hidden").css("opacity", 0).show().end()
            .animate({
                opacity: to
            }, speed, easing, callback);
        },

        animate: function( prop, speed, easing, callback ) {
            var optall = jQuery.speed( speed, easing, callback );

            if ( jQuery.isEmptyObject( prop ) ) {
                return this.each( optall.complete, [ false ] );
            }

            // Do not change referenced properties as per-property easing will be lost
            prop = jQuery.extend( {}, prop );

            function doAnimation() {
                // XXX 'this' does not always have a nodeName when running the
                // test suite

                if ( optall.queue === false ) {
                    jQuery._mark( this );
                }

                var opt = jQuery.extend( {}, optall ),
                isElement = this.nodeType === 1,
                hidden = isElement && jQuery(this).is(":hidden"),
                name, val, p, e,
                parts, start, end, unit,
                method;

                // will store per property easing and be used to determine when an animation is complete
                opt.animatedProperties = {};

                for ( p in prop ) {

                    // property name normalization
                    name = jQuery.camelCase( p );
                    if ( p !== name ) {
                        prop[ name ] = prop[ p ];
                        delete prop[ p ];
                    }

                    val = prop[ name ];

                    // easing resolution: per property > opt.specialEasing > opt.easing > 'swing' (default)
                    if ( jQuery.isArray( val ) ) {
                        opt.animatedProperties[ name ] = val[ 1 ];
                        val = prop[ name ] = val[ 0 ];
                    } else {
                        opt.animatedProperties[ name ] = opt.specialEasing && opt.specialEasing[ name ] || opt.easing || 'swing';
                    }

                    if ( val === "hide" && hidden || val === "show" && !hidden ) {
                        return opt.complete.call( this );
                    }

                    if ( isElement && ( name === "height" || name === "width" ) ) {
                        // Make sure that nothing sneaks out
                        // Record all 3 overflow attributes because IE does not
                        // change the overflow attribute when overflowX and
                        // overflowY are set to the same value
                        opt.overflow = [ this.style.overflow, this.style.overflowX, this.style.overflowY ];

                        // Set display property to inline-block for height/width
                        // animations on inline elements that are having width/height animated
                        if ( jQuery.css( this, "display" ) === "inline" &&
                            jQuery.css( this, "float" ) === "none" ) {

                            // inline-level elements accept inline-block;
                            // block-level elements need to be inline with layout
                            if ( !jQuery.support.inlineBlockNeedsLayout || defaultDisplay( this.nodeName ) === "inline" ) {
                                this.style.display = "inline-block";

                            } else {
                                this.style.zoom = 1;
                            }
                        }
                    }
                }

                if ( opt.overflow != null ) {
                    this.style.overflow = "hidden";
                }

                for ( p in prop ) {
                    e = new jQuery.fx( this, opt, p );
                    val = prop[ p ];

                    if ( rfxtypes.test( val ) ) {

                        // Tracks whether to show or hide based on private
                        // data attached to the element
                        method = jQuery._data( this, "toggle" + p ) || ( val === "toggle" ? hidden ? "show" : "hide" : 0 );
                        if ( method ) {
                            jQuery._data( this, "toggle" + p, method === "show" ? "hide" : "show" );
                            e[ method ]();
                        } else {
                            e[ val ]();
                        }

                    } else {
                        parts = rfxnum.exec( val );
                        start = e.cur();

                        if ( parts ) {
                            end = parseFloat( parts[2] );
                            unit = parts[3] || ( jQuery.cssNumber[ p ] ? "" : "px" );

                            // We need to compute starting value
                            if ( unit !== "px" ) {
                                jQuery.style( this, p, (end || 1) + unit);
                                start = ( (end || 1) / e.cur() ) * start;
                                jQuery.style( this, p, start + unit);
                            }

                            // If a +=/-= token was provided, we're doing a relative animation
                            if ( parts[1] ) {
                                end = ( (parts[ 1 ] === "-=" ? -1 : 1) * end ) + start;
                            }

                            e.custom( start, end, unit );

                        } else {
                            e.custom( start, val, "" );
                        }
                    }
                }

                // For JS strict compliance
                return true;
            }

            return optall.queue === false ?
            this.each( doAnimation ) :
            this.queue( optall.queue, doAnimation );
        },

        stop: function( type, clearQueue, gotoEnd ) {
            if ( typeof type !== "string" ) {
                gotoEnd = clearQueue;
                clearQueue = type;
                type = undefined;
            }
            if ( clearQueue && type !== false ) {
                this.queue( type || "fx", [] );
            }

            return this.each(function() {
                var i,
                hadTimers = false,
                timers = jQuery.timers,
                data = jQuery._data( this );

                // clear marker counters if we know they won't be
                if ( !gotoEnd ) {
                    jQuery._unmark( true, this );
                }

                function stopQueue( elem, data, i ) {
                    var hooks = data[ i ];
                    jQuery.removeData( elem, i, true );
                    hooks.stop( gotoEnd );
                }

                if ( type == null ) {
                    for ( i in data ) {
                        if ( data[ i ].stop && i.indexOf(".run") === i.length - 4 ) {
                            stopQueue( this, data, i );
                        }
                    }
                } else if ( data[ i = type + ".run" ] && data[ i ].stop ){
                    stopQueue( this, data, i );
                }

                for ( i = timers.length; i--; ) {
                    if ( timers[ i ].elem === this && (type == null || timers[ i ].queue === type) ) {
                        if ( gotoEnd ) {

                            // force the next step to be the last
                            timers[ i ]( true );
                        } else {
                            timers[ i ].saveState();
                        }
                        hadTimers = true;
                        timers.splice( i, 1 );
                    }
                }

                // start the next in the queue if the last step wasn't forced
                // timers currently will call their complete callbacks, which will dequeue
                // but only if they were gotoEnd
                if ( !( gotoEnd && hadTimers ) ) {
                    jQuery.dequeue( this, type );
                }
            });
        }

    });

    // Animations created synchronously will run synchronously
    function createFxNow() {
        setTimeout( clearFxNow, 0 );
        return ( fxNow = jQuery.now() );
    }

    function clearFxNow() {
        fxNow = undefined;
    }

    // Generate parameters to create a standard animation
    function genFx( type, num ) {
        var obj = {};

        jQuery.each( fxAttrs.concat.apply([], fxAttrs.slice( 0, num )), function() {
            obj[ this ] = type;
        });

        return obj;
    }

    // Generate shortcuts for custom animations
    jQuery.each({
        slideDown: genFx( "show", 1 ),
        slideUp: genFx( "hide", 1 ),
        slideToggle: genFx( "toggle", 1 ),
        fadeIn: {
            opacity: "show"
        },
        fadeOut: {
            opacity: "hide"
        },
        fadeToggle: {
            opacity: "toggle"
        }
    }, function( name, props ) {
        jQuery.fn[ name ] = function( speed, easing, callback ) {
            return this.animate( props, speed, easing, callback );
        };
    });

    jQuery.extend({
        speed: function( speed, easing, fn ) {
            var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
                complete: fn || !fn && easing ||
                jQuery.isFunction( speed ) && speed,
                duration: speed,
                easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
            };

            opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
            opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;

            // normalize opt.queue - true/undefined/null -> "fx"
            if ( opt.queue == null || opt.queue === true ) {
                opt.queue = "fx";
            }

            // Queueing
            opt.old = opt.complete;

            opt.complete = function( noUnmark ) {
                if ( jQuery.isFunction( opt.old ) ) {
                    opt.old.call( this );
                }

                if ( opt.queue ) {
                    jQuery.dequeue( this, opt.queue );
                } else if ( noUnmark !== false ) {
                    jQuery._unmark( this );
                }
            };

            return opt;
        },

        easing: {
            linear: function( p, n, firstNum, diff ) {
                return firstNum + diff * p;
            },
            swing: function( p, n, firstNum, diff ) {
                return ( ( -Math.cos( p*Math.PI ) / 2 ) + 0.5 ) * diff + firstNum;
            }
        },

        timers: [],

        fx: function( elem, options, prop ) {
            this.options = options;
            this.elem = elem;
            this.prop = prop;

            options.orig = options.orig || {};
        }

    });

    jQuery.fx.prototype = {
        // Simple function for setting a style value
        update: function() {
            if ( this.options.step ) {
                this.options.step.call( this.elem, this.now, this );
            }

            ( jQuery.fx.step[ this.prop ] || jQuery.fx.step._default )( this );
        },

        // Get the current size
        cur: function() {
            if ( this.elem[ this.prop ] != null && (!this.elem.style || this.elem.style[ this.prop ] == null) ) {
                return this.elem[ this.prop ];
            }

            var parsed,
            r = jQuery.css( this.elem, this.prop );
            // Empty strings, null, undefined and "auto" are converted to 0,
            // complex values such as "rotate(1rad)" are returned as is,
            // simple values such as "10px" are parsed to Float.
            return isNaN( parsed = parseFloat( r ) ) ? !r || r === "auto" ? 0 : r : parsed;
        },

        // Start an animation from one number to another
        custom: function( from, to, unit ) {
            var self = this,
            fx = jQuery.fx;

            this.startTime = fxNow || createFxNow();
            this.end = to;
            this.now = this.start = from;
            this.pos = this.state = 0;
            this.unit = unit || this.unit || ( jQuery.cssNumber[ this.prop ] ? "" : "px" );

            function t( gotoEnd ) {
                return self.step( gotoEnd );
            }

            t.queue = this.options.queue;
            t.elem = this.elem;
            t.saveState = function() {
                if ( self.options.hide && jQuery._data( self.elem, "fxshow" + self.prop ) === undefined ) {
                    jQuery._data( self.elem, "fxshow" + self.prop, self.start );
                }
            };

            if ( t() && jQuery.timers.push(t) && !timerId ) {
                timerId = setInterval( fx.tick, fx.interval );
            }
        },

        // Simple 'show' function
        show: function() {
            var dataShow = jQuery._data( this.elem, "fxshow" + this.prop );

            // Remember where we started, so that we can go back to it later
            this.options.orig[ this.prop ] = dataShow || jQuery.style( this.elem, this.prop );
            this.options.show = true;

            // Begin the animation
            // Make sure that we start at a small width/height to avoid any flash of content
            if ( dataShow !== undefined ) {
                // This show is picking up where a previous hide or show left off
                this.custom( this.cur(), dataShow );
            } else {
                this.custom( this.prop === "width" || this.prop === "height" ? 1 : 0, this.cur() );
            }

            // Start by showing the element
            jQuery( this.elem ).show();
        },

        // Simple 'hide' function
        hide: function() {
            // Remember where we started, so that we can go back to it later
            this.options.orig[ this.prop ] = jQuery._data( this.elem, "fxshow" + this.prop ) || jQuery.style( this.elem, this.prop );
            this.options.hide = true;

            // Begin the animation
            this.custom( this.cur(), 0 );
        },

        // Each step of an animation
        step: function( gotoEnd ) {
            var p, n, complete,
            t = fxNow || createFxNow(),
            done = true,
            elem = this.elem,
            options = this.options;

            if ( gotoEnd || t >= options.duration + this.startTime ) {
                this.now = this.end;
                this.pos = this.state = 1;
                this.update();

                options.animatedProperties[ this.prop ] = true;

                for ( p in options.animatedProperties ) {
                    if ( options.animatedProperties[ p ] !== true ) {
                        done = false;
                    }
                }

                if ( done ) {
                    // Reset the overflow
                    if ( options.overflow != null && !jQuery.support.shrinkWrapBlocks ) {

                        jQuery.each( [ "", "X", "Y" ], function( index, value ) {
                            elem.style[ "overflow" + value ] = options.overflow[ index ];
                        });
                    }

                    // Hide the element if the "hide" operation was done
                    if ( options.hide ) {
                        jQuery( elem ).hide();
                    }

                    // Reset the properties, if the item has been hidden or shown
                    if ( options.hide || options.show ) {
                        for ( p in options.animatedProperties ) {
                            jQuery.style( elem, p, options.orig[ p ] );
                            jQuery.removeData( elem, "fxshow" + p, true );
                            // Toggle data is no longer needed
                            jQuery.removeData( elem, "toggle" + p, true );
                        }
                    }

                    // Execute the complete function
                    // in the event that the complete function throws an exception
                    // we must ensure it won't be called twice. #5684

                    complete = options.complete;
                    if ( complete ) {

                        options.complete = false;
                        complete.call( elem );
                    }
                }

                return false;

            } else {
                // classical easing cannot be used with an Infinity duration
                if ( options.duration == Infinity ) {
                    this.now = t;
                } else {
                    n = t - this.startTime;
                    this.state = n / options.duration;

                    // Perform the easing function, defaults to swing
                    this.pos = jQuery.easing[ options.animatedProperties[this.prop] ]( this.state, n, 0, 1, options.duration );
                    this.now = this.start + ( (this.end - this.start) * this.pos );
                }
                // Perform the next step of the animation
                this.update();
            }

            return true;
        }
    };

    jQuery.extend( jQuery.fx, {
        tick: function() {
            var timer,
            timers = jQuery.timers,
            i = 0;

            for ( ; i < timers.length; i++ ) {
                timer = timers[ i ];
                // Checks the timer has not already been removed
                if ( !timer() && timers[ i ] === timer ) {
                    timers.splice( i--, 1 );
                }
            }

            if ( !timers.length ) {
                jQuery.fx.stop();
            }
        },

        interval: 13,

        stop: function() {
            clearInterval( timerId );
            timerId = null;
        },

        speeds: {
            slow: 600,
            fast: 200,
            // Default speed
            _default: 400
        },

        step: {
            opacity: function( fx ) {
                jQuery.style( fx.elem, "opacity", fx.now );
            },

            _default: function( fx ) {
                if ( fx.elem.style && fx.elem.style[ fx.prop ] != null ) {
                    fx.elem.style[ fx.prop ] = fx.now + fx.unit;
                } else {
                    fx.elem[ fx.prop ] = fx.now;
                }
            }
        }
    });

    // Adds width/height step functions
    // Do not set anything below 0
    jQuery.each([ "width", "height" ], function( i, prop ) {
        jQuery.fx.step[ prop ] = function( fx ) {
            jQuery.style( fx.elem, prop, Math.max(0, fx.now) );
        };
    });

    if ( jQuery.expr && jQuery.expr.filters ) {
        jQuery.expr.filters.animated = function( elem ) {
            return jQuery.grep(jQuery.timers, function( fn ) {
                return elem === fn.elem;
            }).length;
        };
    }

    // Try to restore the default display value of an element
    function defaultDisplay( nodeName ) {

        if ( !elemdisplay[ nodeName ] ) {

            var body = document.body,
            elem = jQuery( "<" + nodeName + ">" ).appendTo( body ),
            display = elem.css( "display" );
            elem.remove();

            // If the simple way fails,
            // get element's real default display by attaching it to a temp iframe
            if ( display === "none" || display === "" ) {
                // No iframe to use yet, so create it
                if ( !iframe ) {
                    iframe = document.createElement( "iframe" );
                    iframe.frameBorder = iframe.width = iframe.height = 0;
                }

                body.appendChild( iframe );

                // Create a cacheable copy of the iframe document on first call.
                // IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML
                // document to it; WebKit & Firefox won't allow reusing the iframe document.
                if ( !iframeDoc || !iframe.createElement ) {
                    iframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document;
                    iframeDoc.write( ( document.compatMode === "CSS1Compat" ? "<!doctype html>" : "" ) + "<html><body>" );
                    iframeDoc.close();
                }

                elem = iframeDoc.createElement( nodeName );

                iframeDoc.body.appendChild( elem );

                display = jQuery.css( elem, "display" );
                body.removeChild( iframe );
            }

            // Store the correct default display
            elemdisplay[ nodeName ] = display;
        }

        return elemdisplay[ nodeName ];
    }




    var rtable = /^t(?:able|d|h)$/i,
    rroot = /^(?:body|html)$/i;

    if ( "getBoundingClientRect" in document.documentElement ) {
        jQuery.fn.offset = function( options ) {
            var elem = this[0], box;

            if ( options ) {
                return this.each(function( i ) {
                    jQuery.offset.setOffset( this, options, i );
                });
            }

            if ( !elem || !elem.ownerDocument ) {
                return null;
            }

            if ( elem === elem.ownerDocument.body ) {
                return jQuery.offset.bodyOffset( elem );
            }

            try {
                box = elem.getBoundingClientRect();
            } catch(e) {}

            var doc = elem.ownerDocument,
            docElem = doc.documentElement;

            // Make sure we're not dealing with a disconnected DOM node
            if ( !box || !jQuery.contains( docElem, elem ) ) {
                return box ? {
                    top: box.top, 
                    left: box.left
                } : {
                    top: 0, 
                    left: 0
                };
            }

            var body = doc.body,
            win = getWindow(doc),
            clientTop  = docElem.clientTop  || body.clientTop  || 0,
            clientLeft = docElem.clientLeft || body.clientLeft || 0,
            scrollTop  = win.pageYOffset || jQuery.support.boxModel && docElem.scrollTop  || body.scrollTop,
            scrollLeft = win.pageXOffset || jQuery.support.boxModel && docElem.scrollLeft || body.scrollLeft,
            top  = box.top  + scrollTop  - clientTop,
            left = box.left + scrollLeft - clientLeft;

            return {
                top: top, 
                left: left
            };
        };

    } else {
        jQuery.fn.offset = function( options ) {
            var elem = this[0];

            if ( options ) {
                return this.each(function( i ) {
                    jQuery.offset.setOffset( this, options, i );
                });
            }

            if ( !elem || !elem.ownerDocument ) {
                return null;
            }

            if ( elem === elem.ownerDocument.body ) {
                return jQuery.offset.bodyOffset( elem );
            }

            var computedStyle,
            offsetParent = elem.offsetParent,
            prevOffsetParent = elem,
            doc = elem.ownerDocument,
            docElem = doc.documentElement,
            body = doc.body,
            defaultView = doc.defaultView,
            prevComputedStyle = defaultView ? defaultView.getComputedStyle( elem, null ) : elem.currentStyle,
            top = elem.offsetTop,
            left = elem.offsetLeft;

            while ( (elem = elem.parentNode) && elem !== body && elem !== docElem ) {
                if ( jQuery.support.fixedPosition && prevComputedStyle.position === "fixed" ) {
                    break;
                }

                computedStyle = defaultView ? defaultView.getComputedStyle(elem, null) : elem.currentStyle;
                top  -= elem.scrollTop;
                left -= elem.scrollLeft;

                if ( elem === offsetParent ) {
                    top  += elem.offsetTop;
                    left += elem.offsetLeft;

                    if ( jQuery.support.doesNotAddBorder && !(jQuery.support.doesAddBorderForTableAndCells && rtable.test(elem.nodeName)) ) {
                        top  += parseFloat( computedStyle.borderTopWidth  ) || 0;
                        left += parseFloat( computedStyle.borderLeftWidth ) || 0;
                    }

                    prevOffsetParent = offsetParent;
                    offsetParent = elem.offsetParent;
                }

                if ( jQuery.support.subtractsBorderForOverflowNotVisible && computedStyle.overflow !== "visible" ) {
                    top  += parseFloat( computedStyle.borderTopWidth  ) || 0;
                    left += parseFloat( computedStyle.borderLeftWidth ) || 0;
                }

                prevComputedStyle = computedStyle;
            }

            if ( prevComputedStyle.position === "relative" || prevComputedStyle.position === "static" ) {
                top  += body.offsetTop;
                left += body.offsetLeft;
            }

            if ( jQuery.support.fixedPosition && prevComputedStyle.position === "fixed" ) {
                top  += Math.max( docElem.scrollTop, body.scrollTop );
                left += Math.max( docElem.scrollLeft, body.scrollLeft );
            }

            return {
                top: top, 
                left: left
            };
        };
    }

    jQuery.offset = {

        bodyOffset: function( body ) {
            var top = body.offsetTop,
            left = body.offsetLeft;

            if ( jQuery.support.doesNotIncludeMarginInBodyOffset ) {
                top  += parseFloat( jQuery.css(body, "marginTop") ) || 0;
                left += parseFloat( jQuery.css(body, "marginLeft") ) || 0;
            }

            return {
                top: top, 
                left: left
            };
        },

        setOffset: function( elem, options, i ) {
            var position = jQuery.css( elem, "position" );

            // set position first, in-case top/left are set even on static elem
            if ( position === "static" ) {
                elem.style.position = "relative";
            }

            var curElem = jQuery( elem ),
            curOffset = curElem.offset(),
            curCSSTop = jQuery.css( elem, "top" ),
            curCSSLeft = jQuery.css( elem, "left" ),
            calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
            props = {}, curPosition = {}, curTop, curLeft;

            // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
            if ( calculatePosition ) {
                curPosition = curElem.position();
                curTop = curPosition.top;
                curLeft = curPosition.left;
            } else {
                curTop = parseFloat( curCSSTop ) || 0;
                curLeft = parseFloat( curCSSLeft ) || 0;
            }

            if ( jQuery.isFunction( options ) ) {
                options = options.call( elem, i, curOffset );
            }

            if ( options.top != null ) {
                props.top = ( options.top - curOffset.top ) + curTop;
            }
            if ( options.left != null ) {
                props.left = ( options.left - curOffset.left ) + curLeft;
            }

            if ( "using" in options ) {
                options.using.call( elem, props );
            } else {
                curElem.css( props );
            }
        }
    };


    jQuery.fn.extend({

        position: function() {
            if ( !this[0] ) {
                return null;
            }

            var elem = this[0],

            // Get *real* offsetParent
            offsetParent = this.offsetParent(),

            // Get correct offsets
            offset       = this.offset(),
            parentOffset = rroot.test(offsetParent[0].nodeName) ? {
                top: 0, 
                left: 0
            } : offsetParent.offset();

            // Subtract element margins
            // note: when an element has margin: auto the offsetLeft and marginLeft
            // are the same in Safari causing offset.left to incorrectly be 0
            offset.top  -= parseFloat( jQuery.css(elem, "marginTop") ) || 0;
            offset.left -= parseFloat( jQuery.css(elem, "marginLeft") ) || 0;

            // Add offsetParent borders
            parentOffset.top  += parseFloat( jQuery.css(offsetParent[0], "borderTopWidth") ) || 0;
            parentOffset.left += parseFloat( jQuery.css(offsetParent[0], "borderLeftWidth") ) || 0;

            // Subtract the two offsets
            return {
                top:  offset.top  - parentOffset.top,
                left: offset.left - parentOffset.left
            };
        },

        offsetParent: function() {
            return this.map(function() {
                var offsetParent = this.offsetParent || document.body;
                while ( offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static") ) {
                    offsetParent = offsetParent.offsetParent;
                }
                return offsetParent;
            });
        }
    });


    // Create scrollLeft and scrollTop methods
    jQuery.each( ["Left", "Top"], function( i, name ) {
        var method = "scroll" + name;

        jQuery.fn[ method ] = function( val ) {
            var elem, win;

            if ( val === undefined ) {
                elem = this[ 0 ];

                if ( !elem ) {
                    return null;
                }

                win = getWindow( elem );

                // Return the scroll offset
                return win ? ("pageXOffset" in win) ? win[ i ? "pageYOffset" : "pageXOffset" ] :
                jQuery.support.boxModel && win.document.documentElement[ method ] ||
                win.document.body[ method ] :
                elem[ method ];
            }

            // Set the scroll offset
            return this.each(function() {
                win = getWindow( this );

                if ( win ) {
                    win.scrollTo(
                        !i ? val : jQuery( win ).scrollLeft(),
                        i ? val : jQuery( win ).scrollTop()
                        );

                } else {
                    this[ method ] = val;
                }
            });
        };
    });

    function getWindow( elem ) {
        return jQuery.isWindow( elem ) ?
        elem :
        elem.nodeType === 9 ?
        elem.defaultView || elem.parentWindow :
        false;
    }




    // Create width, height, innerHeight, innerWidth, outerHeight and outerWidth methods
    jQuery.each([ "Height", "Width" ], function( i, name ) {

        var type = name.toLowerCase();

        // innerHeight and innerWidth
        jQuery.fn[ "inner" + name ] = function() {
            var elem = this[0];
            return elem ?
            elem.style ?
            parseFloat( jQuery.css( elem, type, "padding" ) ) :
            this[ type ]() :
            null;
        };

        // outerHeight and outerWidth
        jQuery.fn[ "outer" + name ] = function( margin ) {
            var elem = this[0];
            return elem ?
            elem.style ?
            parseFloat( jQuery.css( elem, type, margin ? "margin" : "border" ) ) :
            this[ type ]() :
            null;
        };

        jQuery.fn[ type ] = function( size ) {
            // Get window width or height
            var elem = this[0];
            if ( !elem ) {
                return size == null ? null : this;
            }

            if ( jQuery.isFunction( size ) ) {
                return this.each(function( i ) {
                    var self = jQuery( this );
                    self[ type ]( size.call( this, i, self[ type ]() ) );
                });
            }

            if ( jQuery.isWindow( elem ) ) {
                // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
                // 3rd condition allows Nokia support, as it supports the docElem prop but not CSS1Compat
                var docElemProp = elem.document.documentElement[ "client" + name ],
                body = elem.document.body;
                return elem.document.compatMode === "CSS1Compat" && docElemProp ||
                body && body[ "client" + name ] || docElemProp;

            // Get document width or height
            } else if ( elem.nodeType === 9 ) {
                // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
                return Math.max(
                    elem.documentElement["client" + name],
                    elem.body["scroll" + name], elem.documentElement["scroll" + name],
                    elem.body["offset" + name], elem.documentElement["offset" + name]
                    );

            // Get or set width or height on the element
            } else if ( size === undefined ) {
                var orig = jQuery.css( elem, type ),
                ret = parseFloat( orig );

                return jQuery.isNumeric( ret ) ? ret : orig;

            // Set the width or height on the element (default to pixels if value is unitless)
            } else {
                return this.css( type, typeof size === "string" ? size : size + "px" );
            }
        };

    });


    // Expose jQuery to the global object
    window.jQuery = window.$ = jQuery;
})( window );