/*!
 * 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 );