/*!
 * jquery javascript library v1.9.1
 * http://jquery.com/
 *
 * includes sizzle.js
 * http://sizzlejs.com/
 *
 * copyright 2005, 2012 jquery foundation, inc. and other contributors
 * released under the mit license
 * http://jquery.org/license
 *
 * date: 2013-2-4
 */
(function( window, undefined ) {

// can't do this because several apps including asp.net trace
// the stack via arguments.caller.callee and firefox dies if
// you try to trace through "use strict" call chains. (#13335)
// support: firefox 18+
//"use strict";
var
	// the deferred used on dom ready
	readylist,

	// a central reference to the root jquery(document)
	rootjquery,

	// support: ie<9
	// for `typeof node.method` instead of `node.method !== undefined`
	core_strundefined = typeof undefined,

	// use the correct document accordingly with window argument (sandbox)
	document = window.document,
	location = window.location,

	// map over jquery in case of overwrite
	_jquery = window.jquery,

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

	// [[class]] -> type pairs
	class2type = {},

	// list of deleted data cache ids, so we can reuse them
	core_deletedids = [],

	core_version = "1.9.1",

	// save a reference to some core methods
	core_concat = core_deletedids.concat,
	core_push = core_deletedids.push,
	core_slice = core_deletedids.slice,
	core_indexof = core_deletedids.indexof,
	core_tostring = class2type.tostring,
	core_hasown = class2type.hasownproperty,
	core_trim = core_version.trim,

	// define a local copy of jquery
	jquery = function( selector, context ) {
		// the jquery object is actually just the init constructor 'enhanced'
		return new jquery.fn.init( selector, context, rootjquery );
	},

	// used for matching numbers
	core_pnum = /[+-]?(?:\d*\.|)\d+(?:[ee][+-]?\d+|)/.source,

	// used for splitting on whitespace
	core_rnotwhite = /\s+/g,

	// make sure we trim bom and nbsp (here's looking at you, safari 5.0 and ie)
	rtrim = /^[\s\ufeff\xa0]+|[\s\ufeff\xa0]+$/g,

	// a simple way to check for html strings
	// prioritize #id over <tag> to avoid xss via location.hash (#9521)
	// strict html recognition (#11290: must start with <)
	rquickexpr = /^(?:(<[\w\w]+>)[^>]*|#([\w-]*))$/,

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

	// json regexp
	rvalidchars = /^[\],:{}\s]*$/,
	rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
	rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fa-f]{4})/g,
	rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[ee][+-]?\d+|)/g,

	// matches dashed string for camelizing
	rmsprefix = /^-ms-/,
	rdashalpha = /-([\da-z])/gi,

	// used by jquery.camelcase as callback to replace()
	fcamelcase = function( all, letter ) {
		return letter.touppercase();
	},

	// the ready event handler
	completed = function( event ) {

		// readystate === "complete" is good enough for us to call the dom ready in oldie
		if ( document.addeventlistener || event.type === "load" || document.readystate === "complete" ) {
			detach();
			jquery.ready();
		}
	},
	// clean-up method for dom ready events
	detach = function() {
		if ( document.addeventlistener ) {
			document.removeeventlistener( "domcontentloaded", completed, false );
			window.removeeventlistener( "load", completed, false );

		} else {
			document.detachevent( "onreadystatechange", completed );
			window.detachevent( "onload", completed );
		}
	};

jquery.fn = jquery.prototype = {
	// the current version of jquery being used
	jquery: core_version,

	constructor: jquery,
	init: function( selector, context, rootjquery ) {
		var match, elem;

		// handle: $(""), $(null), $(undefined), $(false)
		if ( !selector ) {
			return this;
		}

		// handle html strings
		if ( typeof selector === "string" ) {
			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 = rquickexpr.exec( selector );
			}

			// match html or make sure no context is specified for #id
			if ( match && (match[1] || !context) ) {

				// handle: $(html) -> $(array)
				if ( match[1] ) {
					context = context instanceof jquery ? context[0] : context;

					// scripts is true for back-compat
					jquery.merge( this, jquery.parsehtml(
						match[1],
						context && context.nodetype ? context.ownerdocument || context : document,
						true
					) );

					// handle: $(html, props)
					if ( rsingletag.test( match[1] ) && jquery.isplainobject( context ) ) {
						for ( match in context ) {
							// properties of context are called as methods if possible
							if ( jquery.isfunction( this[ match ] ) ) {
								this[ match ]( context[ match ] );

							// ...and otherwise set as attributes
							} else {
								this.attr( match, context[ match ] );
							}
						}
					}

					return this;

				// 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: $(domelement)
		} else if ( selector.nodetype ) {
			this.context = this[0] = selector;
			this.length = 1;
			return this;

		// 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 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 core_slice.call( this );
	},

	// 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 ) {

		// build a new jquery matched element set
		var ret = jquery.merge( this.constructor(), elems );

		// add the old object onto the stack (as a reference)
		ret.prevobject = this;
		ret.context = this.context;

		// 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 ) {
		// add the callback
		jquery.ready.promise().done( fn );

		return this;
	},

	slice: function() {
		return this.pushstack( core_slice.apply( this, arguments ) );
	},

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

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

	eq: function( i ) {
		var len = this.length,
			j = +i + ( i < 0 ? len : 0 );
		return this.pushstack( j >= 0 && j < len ? [ this[j] ] : [] );
	},

	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: core_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 src, copyisarray, copy, name, options, 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 ) {

		// abort if there are pending holds or we're already ready
		if ( wait === true ? --jquery.readywait : jquery.isready ) {
			return;
		}

		// make sure body exists, at least, in case ie gets a little overzealous (ticket #5443).
		if ( !document.body ) {
			return settimeout( jquery.ready );
		}

		// 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.resolvewith( document, [ jquery ] );

		// trigger any bound ready events
		if ( jquery.fn.trigger ) {
			jquery( document ).trigger("ready").off("ready");
		}
	},

	// 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";
	},

	iswindow: function( obj ) {
		return obj != null && obj == obj.window;
	},

	isnumeric: function( obj ) {
		return !isnan( parsefloat(obj) ) && isfinite( obj );
	},

	type: function( obj ) {
		if ( obj == null ) {
			return string( obj );
		}
		return typeof obj === "object" || typeof obj === "function" ?
			class2type[ core_tostring.call(obj) ] || "object" :
			typeof obj;
	},

	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 &&
				!core_hasown.call(obj, "constructor") &&
				!core_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 || core_hasown.call( obj, key );
	},

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

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

	// data: string of html
	// context (optional): if specified, the fragment will be created in this context, defaults to document
	// keepscripts (optional): if true, will include scripts passed in the html string
	parsehtml: function( data, context, keepscripts ) {
		if ( !data || typeof data !== "string" ) {
			return null;
		}
		if ( typeof context === "boolean" ) {
			keepscripts = context;
			context = false;
		}
		context = context || document;

		var parsed = rsingletag.exec( data ),
			scripts = !keepscripts && [];

		// single tag
		if ( parsed ) {
			return [ context.createelement( parsed[1] ) ];
		}

		parsed = jquery.buildfragment( [ data ], context, scripts );
		if ( scripts ) {
			jquery( scripts ).remove();
		}
		return jquery.merge( [], parsed.childnodes );
	},

	parsejson: function( data ) {
		// attempt to parse using the native json parser first
		if ( window.json && window.json.parse ) {
			return window.json.parse( data );
		}

		if ( data === null ) {
			return data;
		}

		if ( typeof data === "string" ) {

			// make sure leading/trailing whitespace is removed (ie can't handle it)
			data = jquery.trim( data );

			if ( 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;
		if ( !data || typeof data !== "string" ) {
			return null;
		}
		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 && jquery.trim( 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.tolowercase() === name.tolowercase();
	},

	// args is for internal usage only
	each: function( obj, callback, args ) {
		var value,
			i = 0,
			length = obj.length,
			isarray = isarraylike( obj );

		if ( args ) {
			if ( isarray ) {
				for ( ; i < length; i++ ) {
					value = callback.apply( obj[ i ], args );

					if ( value === false ) {
						break;
					}
				}
			} else {
				for ( i in obj ) {
					value = callback.apply( obj[ i ], args );

					if ( value === false ) {
						break;
					}
				}
			}

		// a special, fast, case for the most common use of each
		} else {
			if ( isarray ) {
				for ( ; i < length; i++ ) {
					value = callback.call( obj[ i ], i, obj[ i ] );

					if ( value === false ) {
						break;
					}
				}
			} else {
				for ( i in obj ) {
					value = callback.call( obj[ i ], i, obj[ i ] );

					if ( value === false ) {
						break;
					}
				}
			}
		}

		return obj;
	},

	// use native string.trim function wherever possible
	trim: core_trim && !core_trim.call("\ufeff\xa0") ?
		function( text ) {
			return text == null ?
				"" :
				core_trim.call( text );
		} :

		// otherwise use our own trimming functionality
		function( text ) {
			return text == null ?
				"" :
				( text + "" ).replace( rtrim, "" );
		},

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

		if ( arr != null ) {
			if ( isarraylike( object(arr) ) ) {
				jquery.merge( ret,
					typeof arr === "string" ?
					[ arr ] : arr
				);
			} else {
				core_push.call( ret, arr );
			}
		}

		return ret;
	},

	inarray: function( elem, arr, i ) {
		var len;

		if ( arr ) {
			if ( core_indexof ) {
				return core_indexof.call( arr, elem, i );
			}

			len = arr.length;
			i = i ? i < 0 ? math.max( 0, len + i ) : i : 0;

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

		return -1;
	},

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

		if ( typeof l === "number" ) {
			for ( ; 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 retval,
			ret = [],
			i = 0,
			length = elems.length;
		inv = !!inv;

		// go through the array, only saving the items
		// that pass the validator function
		for ( ; 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,
			i = 0,
			length = elems.length,
			isarray = isarraylike( elems ),
			ret = [];

		// 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 ( i in elems ) {
				value = callback( elems[ i ], i, arg );

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

		// flatten any nested arrays
		return core_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 ) {
		var args, proxy, tmp;

		if ( typeof context === "string" ) {
			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
		args = core_slice.call( arguments, 2 );
		proxy = function() {
			return fn.apply( context || this, args.concat( core_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 || jquery.guid++;

		return proxy;
	},

	// multifunctional method to get and set values of a collection
	// the value/s can optionally be executed if it's a function
	access: function( elems, fn, key, value, chainable, emptyget, raw ) {
		var i = 0,
			length = elems.length,
			bulk = key == null;

		// sets many values
		if ( jquery.type( key ) === "object" ) {
			chainable = true;
			for ( i in key ) {
				jquery.access( elems, fn, i, key[i], true, emptyget, raw );
			}

		// sets one value
		} else if ( value !== undefined ) {
			chainable = true;

			if ( !jquery.isfunction( value ) ) {
				raw = true;
			}

			if ( bulk ) {
				// bulk operations run against the entire set
				if ( raw ) {
					fn.call( elems, value );
					fn = null;

				// ...except when executing function values
				} else {
					bulk = fn;
					fn = function( elem, key, value ) {
						return bulk.call( jquery( elem ), value );
					};
				}
			}

			if ( fn ) {
				for ( ; i < length; i++ ) {
					fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
				}
			}
		}

		return chainable ?
			elems :

			// gets
			bulk ?
				fn.call( elems ) :
				length ? fn( elems[0], key ) : emptyget;
	},

	now: function() {
		return ( new date() ).gettime();
	}
});

jquery.ready.promise = function( obj ) {
	if ( !readylist ) {

		readylist = jquery.deferred();

		// catch cases where $(document).ready() is called after the browser event has already occurred.
		// we once tried to use readystate "interactive" here, but it caused issues like the one
		// discovered by chriss here: http://bugs.jquery.com/ticket/12282#comment:15
		if ( document.readystate === "complete" ) {
			// handle it asynchronously to allow scripts the opportunity to delay ready
			settimeout( jquery.ready );

		// standards-based browsers support domcontentloaded
		} else if ( document.addeventlistener ) {
			// use the handy event callback
			document.addeventlistener( "domcontentloaded", completed, false );

			// a fallback to window.onload, that will always work
			window.addeventlistener( "load", completed, false );

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

			// a fallback to window.onload, that will always work
			window.attachevent( "onload", completed );

			// if ie and not a frame
			// continually check to see if the document is ready
			var top = false;

			try {
				top = window.frameelement == null && document.documentelement;
			} catch(e) {}

			if ( top && top.doscroll ) {
				(function doscrollcheck() {
					if ( !jquery.isready ) {

						try {
							// use the trick by diego perini
							// http://javascript.nwbox.com/iecontentloaded/
							top.doscroll("left");
						} catch(e) {
							return settimeout( doscrollcheck, 50 );
						}

						// detach all dom ready events
						detach();

						// and execute any waiting functions
						jquery.ready();
					}
				})();
			}
		}
	}
	return readylist.promise( obj );
};

// populate the class2type map
jquery.each("boolean number string function array date regexp object error".split(" "), function(i, name) {
	class2type[ "[object " + name + "]" ] = name.tolowercase();
});

function isarraylike( obj ) {
	var length = obj.length,
		type = jquery.type( obj );

	if ( jquery.iswindow( obj ) ) {
		return false;
	}

	if ( obj.nodetype === 1 && length ) {
		return true;
	}

	return type === "array" || type !== "function" &&
		( length === 0 ||
		typeof length === "number" && length > 0 && ( length - 1 ) in obj );
}

// all jquery objects should point back to these
rootjquery = jquery(document);
// string to object options format cache
var optionscache = {};

// convert string-formatted options into object-formatted ones and store in cache
function createoptions( options ) {
	var object = optionscache[ options ] = {};
	jquery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
		object[ flag ] = true;
	});
	return object;
}

/*
 * create a callback list using the following parameters:
 *
 *	options: an optional list of space-separated options that will change how
 *			the callback list behaves or a more traditional option object
 *
 * by default a callback list will act like an event callback list and can be
 * "fired" multiple times.
 *
 * possible options:
 *
 *	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( options ) {

	// convert options from string-formatted to object-formatted if needed
	// (we check in cache first)
	options = typeof options === "string" ?
		( optionscache[ options ] || createoptions( options ) ) :
		jquery.extend( {}, options );

	var // flag to know if list is currently firing
		firing,
		// last fire value (for non-forgettable lists)
		memory,
		// flag to know if list was already fired
		fired,
		// end of the loop when firing
		firinglength,
		// index of currently firing callback (modified by remove if needed)
		firingindex,
		// first callback to fire (used internally by add and firewith)
		firingstart,
		// actual callback list
		list = [],
		// stack of fire calls for repeatable lists
		stack = !options.once && [],
		// fire callbacks
		fire = function( data ) {
			memory = options.memory && data;
			fired = true;
			firingindex = firingstart || 0;
			firingstart = 0;
			firinglength = list.length;
			firing = true;
			for ( ; list && firingindex < firinglength; firingindex++ ) {
				if ( list[ firingindex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stoponfalse ) {
					memory = false; // to prevent further calls using add
					break;
				}
			}
			firing = false;
			if ( list ) {
				if ( stack ) {
					if ( stack.length ) {
						fire( stack.shift() );
					}
				} else if ( memory ) {
					list = [];
				} else {
					self.disable();
				}
			}
		},
		// actual callbacks object
		self = {
			// add a callback or a collection of callbacks to the list
			add: function() {
				if ( list ) {
					// first, we save the current length
					var start = list.length;
					(function add( args ) {
						jquery.each( args, function( _, arg ) {
							var type = jquery.type( arg );
							if ( type === "function" ) {
								if ( !options.unique || !self.has( arg ) ) {
									list.push( arg );
								}
							} else if ( arg && arg.length && type !== "string" ) {
								// inspect recursively
								add( arg );
							}
						});
					})( 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
					} else if ( memory ) {
						firingstart = start;
						fire( memory );
					}
				}
				return this;
			},
			// remove a callback from the list
			remove: function() {
				if ( list ) {
					jquery.each( arguments, function( _, arg ) {
						var index;
						while( ( index = jquery.inarray( arg, list, index ) ) > -1 ) {
							list.splice( index, 1 );
							// handle firing indexes
							if ( firing ) {
								if ( index <= firinglength ) {
									firinglength--;
								}
								if ( index <= firingindex ) {
									firingindex--;
								}
							}
						}
					});
				}
				return this;
			},
			// check if a given callback is in the list.
			// if no argument is given, return whether or not list has callbacks attached.
			has: function( fn ) {
				return fn ? jquery.inarray( fn, list ) > -1 : !!( list && list.length );
			},
			// 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 ) {
					self.disable();
				}
				return this;
			},
			// is it locked?
			locked: function() {
				return !stack;
			},
			// call all callbacks with the given context and arguments
			firewith: function( context, args ) {
				args = args || [];
				args = [ context, args.slice ? args.slice() : args ];
				if ( list && ( !fired || stack ) ) {
					if ( firing ) {
						stack.push( args );
					} else {
						fire( 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 !!fired;
			}
		};

	return self;
};
jquery.extend({

	deferred: function( func ) {
		var tuples = [
				// action, add listener, listener list, final state
				[ "resolve", "done", jquery.callbacks("once memory"), "resolved" ],
				[ "reject", "fail", jquery.callbacks("once memory"), "rejected" ],
				[ "notify", "progress", jquery.callbacks("memory") ]
			],
			state = "pending",
			promise = {
				state: function() {
					return state;
				},
				always: function() {
					deferred.done( arguments ).fail( arguments );
					return this;
				},
				then: function( /* fndone, fnfail, fnprogress */ ) {
					var fns = arguments;
					return jquery.deferred(function( newdefer ) {
						jquery.each( tuples, function( i, tuple ) {
							var action = tuple[ 0 ],
								fn = jquery.isfunction( fns[ i ] ) && fns[ i ];
							// deferred[ done | fail | progress ] for forwarding actions to newdefer
							deferred[ tuple[1] ](function() {
								var returned = fn && fn.apply( this, arguments );
								if ( returned && jquery.isfunction( returned.promise ) ) {
									returned.promise()
										.done( newdefer.resolve )
										.fail( newdefer.reject )
										.progress( newdefer.notify );
								} else {
									newdefer[ action + "with" ]( this === promise ? newdefer.promise() : this, fn ? [ returned ] : arguments );
								}
							});
						});
						fns = null;
					}).promise();
				},
				// get a promise for this deferred
				// if obj is provided, the promise aspect is added to the object
				promise: function( obj ) {
					return obj != null ? jquery.extend( obj, promise ) : promise;
				}
			},
			deferred = {};

		// keep pipe for back-compat
		promise.pipe = promise.then;

		// add list-specific methods
		jquery.each( tuples, function( i, tuple ) {
			var list = tuple[ 2 ],
				statestring = tuple[ 3 ];

			// promise[ done | fail | progress ] = list.add
			promise[ tuple[1] ] = list.add;

			// handle state
			if ( statestring ) {
				list.add(function() {
					// state = [ resolved | rejected ]
					state = statestring;

				// [ reject_list | resolve_list ].disable; progress_list.lock
				}, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
			}

			// deferred[ resolve | reject | notify ]
			deferred[ tuple[0] ] = function() {
				deferred[ tuple[0] + "with" ]( this === deferred ? promise : this, arguments );
				return this;
			};
			deferred[ tuple[0] + "with" ] = list.firewith;
		});

		// make the deferred a promise
		promise.promise( deferred );

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

		// all done!
		return deferred;
	},

	// deferred helper
	when: function( subordinate /* , ..., subordinaten */ ) {
		var i = 0,
			resolvevalues = core_slice.call( arguments ),
			length = resolvevalues.length,

			// the count of uncompleted subordinates
			remaining = length !== 1 || ( subordinate && jquery.isfunction( subordinate.promise ) ) ? length : 0,

			// the master deferred. if resolvevalues consist of only a single deferred, just use that.
			deferred = remaining === 1 ? subordinate : jquery.deferred(),

			// update function for both resolve and progress values
			updatefunc = function( i, contexts, values ) {
				return function( value ) {
					contexts[ i ] = this;
					values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
					if( values === progressvalues ) {
						deferred.notifywith( contexts, values );
					} else if ( !( --remaining ) ) {
						deferred.resolvewith( contexts, values );
					}
				};
			},

			progressvalues, progresscontexts, resolvecontexts;

		// add listeners to deferred subordinates; treat others as resolved
		if ( length > 1 ) {
			progressvalues = new array( length );
			progresscontexts = new array( length );
			resolvecontexts = new array( length );
			for ( ; i < length; i++ ) {
				if ( resolvevalues[ i ] && jquery.isfunction( resolvevalues[ i ].promise ) ) {
					resolvevalues[ i ].promise()
						.done( updatefunc( i, resolvecontexts, resolvevalues ) )
						.fail( deferred.reject )
						.progress( updatefunc( i, progresscontexts, progressvalues ) );
				} else {
					--remaining;
				}
			}
		}

		// if we're not waiting on anything, resolve the master
		if ( !remaining ) {
			deferred.resolvewith( resolvecontexts, resolvevalues );
		}

		return deferred.promise();
	}
});
jquery.support = (function() {

	var support, all, a,
		input, select, fragment,
		opt, eventname, issupported, i,
		div = document.createelement("div");

	// setup
	div.setattribute( "classname", "t" );
	div.innerhtml = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";

	// support tests won't run in some limited or non-browser environments
	all = div.getelementsbytagname("*");
	a = div.getelementsbytagname("a")[ 0 ];
	if ( !all || !a || !all.length ) {
		return {};
	}

	// first batch of tests
	select = document.createelement("select");
	opt = select.appendchild( document.createelement("option") );
	input = div.getelementsbytagname("input")[ 0 ];

	a.style.csstext = "top:1px;float:left;opacity:.5";
	support = {
		// test setattribute on camelcase class. if it works, we need attrfixes when doing get/setattribute (ie6/7)
		getsetattribute: div.classname !== "t",

		// 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: /^0.5/.test( a.style.opacity ),

		// verify style float existence
		// (ie uses stylefloat instead of cssfloat)
		cssfloat: !!a.style.cssfloat,

		// check the default checkbox/radio value ("" on webkit; "on" elsewhere)
		checkon: !!input.value,

		// 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,

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

		// makes sure cloning an html5 element does not cause problems
		// where outerhtml is undefined, this still works
		html5clone: document.createelement("nav").clonenode( true ).outerhtml !== "<:nav></:nav>",

		// jquery.support.boxmodel deprecated in 1.8 since we don't support quirks mode
		boxmodel: document.compatmode === "css1compat",

		// will be defined later
		deleteexpando: true,
		nocloneevent: true,
		inlineblockneedslayout: false,
		shrinkwrapblocks: false,
		reliablemarginright: true,
		boxsizingreliable: true,
		pixelposition: false
	};

	// 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;

	// support: ie<9
	try {
		delete div.test;
	} catch( e ) {
		support.deleteexpando = false;
	}

	// check if we can trust getattribute("value")
	input = document.createelement("input");
	input.setattribute( "value", "" );
	support.input = input.getattribute( "value" ) === "";

	// check if an input maintains its value after becoming a radio
	input.value = "t";
	input.setattribute( "type", "radio" );
	support.radiovalue = input.value === "t";

	// #11217 - webkit loses check when the name is after the checked attribute
	input.setattribute( "checked", "t" );
	input.setattribute( "name", "t" );

	fragment = document.createdocumentfragment();
	fragment.appendchild( input );

	// check if a disconnected checkbox will retain its checked
	// value of true after appended to the dom (ie6/7)
	support.appendchecked = input.checked;

	// webkit doesn't clone checked state correctly in fragments
	support.checkclone = fragment.clonenode( true ).clonenode( true ).lastchild.checked;

	// support: ie<9
	// opera does not clone events (and typeof div.attachevent === undefined).
	// ie9-10 clones events bound via attachevent, but they don't trigger with .click()
	if ( div.attachevent ) {
		div.attachevent( "onclick", function() {
			support.nocloneevent = false;
		});

		div.clonenode( true ).click();
	}

	// support: ie<9 (lack submit/change bubble), firefox 17+ (lack focusin event)
	// beware of csp restrictions (https://developer.mozilla.org/en/security/csp), test/csp.php
	for ( i in { submit: true, change: true, focusin: true }) {
		div.setattribute( eventname = "on" + i, "t" );

		support[ i + "bubbles" ] = eventname in window || div.attributes[ eventname ].expando === false;
	}

	div.style.backgroundclip = "content-box";
	div.clonenode( true ).style.backgroundclip = "";
	support.clearclonestyle = div.style.backgroundclip === "content-box";

	// run tests that need a body at doc ready
	jquery(function() {
		var container, margindiv, tds,
			divreset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
			body = document.getelementsbytagname("body")[0];

		if ( !body ) {
			// return for frameset docs that don't have a body
			return;
		}

		container = document.createelement("div");
		container.style.csstext = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";

		body.appendchild( container ).appendchild( div );

		// support: ie8
		// 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).
		div.innerhtml = "<table><tr><td></td><td>t</td></tr></table>";
		tds = div.getelementsbytagname("td");
		tds[ 0 ].style.csstext = "padding:0;margin:0;border:0;display:none";
		issupported = ( tds[ 0 ].offsetheight === 0 );

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

		// support: ie8
		// check if empty table cells still have offsetwidth/height
		support.reliablehiddenoffsets = issupported && ( tds[ 0 ].offsetheight === 0 );

		// check box-sizing and margin behavior
		div.innerhtml = "";
		div.style.csstext = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
		support.boxsizing = ( div.offsetwidth === 4 );
		support.doesnotincludemargininbodyoffset = ( body.offsettop !== 1 );

		// use window.getcomputedstyle because jsdom on node.js will break without it.
		if ( window.getcomputedstyle ) {
			support.pixelposition = ( window.getcomputedstyle( div, null ) || {} ).top !== "1%";
			support.boxsizingreliable = ( window.getcomputedstyle( div, null ) || { width: "4px" } ).width === "4px";

			// check if div with explicit width and no margin-right incorrectly
			// gets computed margin-right based on width of container. (#3333)
			// fails in webkit before feb 2011 nightlies
			// webkit bug 13343 - getcomputedstyle returns wrong value for margin-right
			margindiv = div.appendchild( document.createelement("div") );
			margindiv.style.csstext = div.style.csstext = divreset;
			margindiv.style.marginright = margindiv.style.width = "0";
			div.style.width = "1px";

			support.reliablemarginright =
				!parsefloat( ( window.getcomputedstyle( margindiv, null ) || {} ).marginright );
		}

		if ( typeof div.style.zoom !== core_strundefined ) {
			// support: ie<8
			// check if natively block-level elements act like inline-block
			// elements when setting their display to 'inline' and giving
			// them layout
			div.innerhtml = "";
			div.style.csstext = divreset + "width:1px;padding:1px;display:inline;zoom:1";
			support.inlineblockneedslayout = ( div.offsetwidth === 3 );

			// support: ie6
			// check if elements with layout shrink-wrap their children
			div.style.display = "block";
			div.innerhtml = "<div></div>";
			div.firstchild.style.width = "5px";
			support.shrinkwrapblocks = ( div.offsetwidth !== 3 );

			if ( support.inlineblockneedslayout ) {
				// prevent ie 6 from affecting layout for positioned elements #11048
				// prevent ie from shrinking the body in ie 7 mode #12869
				// support: ie<8
				body.style.zoom = 1;
			}
		}

		body.removechild( container );

		// null elements to avoid leaks in ie
		container = div = tds = margindiv = null;
	});

	// null elements to avoid leaks in ie
	all = select = fragment = opt = a = input = null;

	return support;
})();

var rbrace = /(?:\{[\s\s]*\}|\[[\s\s]*\])$/,
	rmultidash = /([a-z])/g;

function internaldata( elem, name, data, pvt /* internal use only */ ){
	if ( !jquery.acceptdata( elem ) ) {
		return;
	}

	var 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[ internalkey ] : elem[ internalkey ] && internalkey;

	// 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] || (!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[ internalkey ] = id = core_deletedids.pop() || jquery.guid++;
		} else {
			id = internalkey;
		}
	}

	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 );
		}
	}

	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;
	}

	// 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;
}

function internalremovedata( elem, name, pvt ) {
	if ( !jquery.acceptdata( elem ) ) {
		return;
	}

	var i, l, thiscache,
		isnode = elem.nodetype,

		// see jquery.data for more information
		cache = isnode ? jquery.cache : elem,
		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 array or space separated string names for data keys
			if ( !jquery.isarray( name ) ) {

				// try the string as a key before any manipulation
				if ( name in thiscache ) {
					name = [ name ];
				} else {

					// split the camel cased version by spaces unless a key with the spaces exists
					name = jquery.camelcase( name );
					if ( name in thiscache ) {
						name = [ name ];
					} else {
						name = name.split(" ");
					}
				}
			} else {
				// if "name" is an array of keys...
				// when data is initially created, via ("key", "val") signature,
				// keys will be converted to camelcase.
				// since there is no way to tell _how_ a key was added, remove
				// both plain key and camelcase key. #12786
				// this will only penalize the array argument path.
				name = name.concat( jquery.map( name, jquery.camelcase ) );
			}

			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;
		}
	}

	// destroy the cache
	if ( isnode ) {
		jquery.cleandata( [ elem ], true );

	// use delete when supported for expandos or `cache` is not a window per iswindow (#10080)
	} else if ( jquery.support.deleteexpando || cache != cache.window ) {
		delete cache[ id ];

	// when all else fails, null
	} else {
		cache[ id ] = null;
	}
}

jquery.extend({
	cache: {},

	// unique for each copy of jquery on the page
	// non-digits removed to match rinlinejquery
	expando: "jquery" + ( core_version + 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 ) {
		return internaldata( elem, name, data );
	},

	removedata: function( elem, name ) {
		return internalremovedata( elem, name );
	},

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

	_removedata: function( elem, name ) {
		return internalremovedata( elem, name, true );
	},

	// a method for determining if a dom node can handle the data expando
	acceptdata: function( elem ) {
		// do not set data on non-element because it will not be cleared (#8335).
		if ( elem.nodetype && elem.nodetype !== 1 && elem.nodetype !== 9 ) {
			return false;
		}

		var nodata = elem.nodename && jquery.nodata[ elem.nodename.tolowercase() ];

		// nodes accept data unless otherwise specified; rejection can be conditional
		return !nodata || nodata !== true && elem.getattribute("classid") === nodata;
	}
});

jquery.fn.extend({
	data: function( key, value ) {
		var attrs, name,
			elem = this[0],
			i = 0,
			data = null;

		// gets all values
		if ( key === undefined ) {
			if ( this.length ) {
				data = jquery.data( elem );

				if ( elem.nodetype === 1 && !jquery._data( elem, "parsedattrs" ) ) {
					attrs = elem.attributes;
					for ( ; i < attrs.length; i++ ) {
						name = attrs[i].name;

						if ( !name.indexof( "data-" ) ) {
							name = jquery.camelcase( name.slice(5) );

							dataattr( elem, name, data[ name ] );
						}
					}
					jquery._data( elem, "parsedattrs", true );
				}
			}

			return data;
		}

		// sets multiple values
		if ( typeof key === "object" ) {
			return this.each(function() {
				jquery.data( this, key );
			});
		}

		return jquery.access( this, function( value ) {

			if ( value === undefined ) {
				// try to fetch any internally stored data first
				return elem ? dataattr( elem, key, jquery.data( elem, key ) ) : null;
			}

			this.each(function() {
				jquery.data( this, key, value );
			});
		}, null, value, arguments.length > 1, null, true );
	},

	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 :
					// only convert to a number if it doesn't change the string
					+data + "" === data ? +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 ) {
	var name;
	for ( 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;
}
jquery.extend({
	queue: function( elem, type, data ) {
		var queue;

		if ( elem ) {
			type = ( type || "fx" ) + "queue";
			queue = jquery._data( elem, type );

			// speed up dequeue by getting out quickly if this is just a lookup
			if ( data ) {
				if ( !queue || jquery.isarray(data) ) {
					queue = jquery._data( elem, type, jquery.makearray(data) );
				} else {
					queue.push( data );
				}
			}
			return queue || [];
		}
	},

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

		var queue = jquery.queue( elem, type ),
			startlength = queue.length,
			fn = queue.shift(),
			hooks = jquery._queuehooks( elem, type ),
			next = function() {
				jquery.dequeue( elem, type );
			};

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

		hooks.cur = fn;
		if ( fn ) {

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

			// clear up the last queue stop function
			delete hooks.stop;
			fn.call( elem, next, hooks );
		}

		if ( !startlength && hooks ) {
			hooks.empty.fire();
		}
	},

	// not intended for public consumption - generates a queuehooks object, or returns the current one
	_queuehooks: function( elem, type ) {
		var key = type + "queuehooks";
		return jquery._data( elem, key ) || jquery._data( elem, key, {
			empty: jquery.callbacks("once memory").add(function() {
				jquery._removedata( elem, type + "queue" );
				jquery._removedata( elem, key );
			})
		});
	}
});

jquery.fn.extend({
	queue: function( type, data ) {
		var setter = 2;

		if ( typeof type !== "string" ) {
			data = type;
			type = "fx";
			setter--;
		}

		if ( arguments.length < setter ) {
			return jquery.queue( this[0], type );
		}

		return data === undefined ?
			this :
			this.each(function() {
				var queue = jquery.queue( this, type, data );

				// ensure a hooks for this queue
				jquery._queuehooks( this, type );

				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, obj ) {
		var tmp,
			count = 1,
			defer = jquery.deferred(),
			elements = this,
			i = this.length,
			resolve = function() {
				if ( !( --count ) ) {
					defer.resolvewith( elements, [ elements ] );
				}
			};

		if ( typeof type !== "string" ) {
			obj = type;
			type = undefined;
		}
		type = type || "fx";

		while( i-- ) {
			tmp = jquery._data( elements[ i ], type + "queuehooks" );
			if ( tmp && tmp.empty ) {
				count++;
				tmp.empty.add( resolve );
			}
		}
		resolve();
		return defer.promise( obj );
	}
});
var nodehook, boolhook,
	rclass = /[\t\r\n]/g,
	rreturn = /\r/g,
	rfocusable = /^(?:input|select|textarea|button|object)$/i,
	rclickable = /^(?:a|area)$/i,
	rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/i,
	rusedefault = /^(?:checked|selected)$/i,
	getsetattribute = jquery.support.getsetattribute,
	getsetinput = jquery.support.input;

jquery.fn.extend({
	attr: function( name, value ) {
		return jquery.access( this, jquery.attr, name, value, arguments.length > 1 );
	},

	removeattr: function( name ) {
		return this.each(function() {
			jquery.removeattr( this, name );
		});
	},

	prop: function( name, value ) {
		return jquery.access( this, jquery.prop, name, value, arguments.length > 1 );
	},

	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 classes, elem, cur, clazz, j,
			i = 0,
			len = this.length,
			proceed = typeof value === "string" && value;

		if ( jquery.isfunction( value ) ) {
			return this.each(function( j ) {
				jquery( this ).addclass( value.call( this, j, this.classname ) );
			});
		}

		if ( proceed ) {
			// the disjunction here is for better compressibility (see removeclass)
			classes = ( value || "" ).match( core_rnotwhite ) || [];

			for ( ; i < len; i++ ) {
				elem = this[ i ];
				cur = elem.nodetype === 1 && ( elem.classname ?
					( " " + elem.classname + " " ).replace( rclass, " " ) :
					" "
				);

				if ( cur ) {
					j = 0;
					while ( (clazz = classes[j++]) ) {
						if ( cur.indexof( " " + clazz + " " ) < 0 ) {
							cur += clazz + " ";
						}
					}
					elem.classname = jquery.trim( cur );

				}
			}
		}

		return this;
	},

	removeclass: function( value ) {
		var classes, elem, cur, clazz, j,
			i = 0,
			len = this.length,
			proceed = arguments.length === 0 || typeof value === "string" && value;

		if ( jquery.isfunction( value ) ) {
			return this.each(function( j ) {
				jquery( this ).removeclass( value.call( this, j, this.classname ) );
			});
		}
		if ( proceed ) {
			classes = ( value || "" ).match( core_rnotwhite ) || [];

			for ( ; i < len; i++ ) {
				elem = this[ i ];
				// this expression is here for better compressibility (see addclass)
				cur = elem.nodetype === 1 && ( elem.classname ?
					( " " + elem.classname + " " ).replace( rclass, " " ) :
					""
				);

				if ( cur ) {
					j = 0;
					while ( (clazz = classes[j++]) ) {
						// remove *all* instances
						while ( cur.indexof( " " + clazz + " " ) >= 0 ) {
							cur = cur.replace( " " + clazz + " ", " " );
						}
					}
					elem.classname = value ? jquery.trim( cur ) : "";
				}
			}
		}

		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.match( core_rnotwhite ) || [];

				while ( (classname = classnames[ i++ ]) ) {
					// check each classname given, space separated list
					state = isbool ? state : !self.hasclass( classname );
					self[ state ? "addclass" : "removeclass" ]( classname );
				}

			// toggle whole class name
			} else if ( type === core_strundefined || type === "boolean" ) {
				if ( this.classname ) {
					// store classname if set
					jquery._data( this, "__classname__", this.classname );
				}

				// if the element has a class name or if we're passed "false",
				// then remove the whole classname (if there was one, the above saved it).
				// otherwise bring back whatever was previously saved (if anything),
				// falling back to the empty string if nothing was stored.
				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 ) >= 0 ) {
				return true;
			}
		}

		return false;
	},

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

		if ( !arguments.length ) {
			if ( elem ) {
				hooks = jquery.valhooks[ elem.type ] || jquery.valhooks[ elem.nodename.tolowercase() ];

				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;
		}

		isfunction = jquery.isfunction( value );

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

			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.type ] || jquery.valhooks[ this.nodename.tolowercase() ];

			// 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, option,
					options = elem.options,
					index = elem.selectedindex,
					one = elem.type === "select-one" || index < 0,
					values = one ? null : [],
					max = one ? index + 1 : options.length,
					i = index < 0 ?
						max :
						one ? index : 0;

				// loop through all the selected options
				for ( ; i < max; i++ ) {
					option = options[ i ];

					// oldie doesn't update selected after form reset (#2551)
					if ( ( option.selected || i === index ) &&
							// don't return options that are disabled or in a disabled optgroup
							( 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 );
					}
				}

				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;
			}
		}
	},

	attr: function( elem, name, value ) {
		var hooks, notxml, ret,
			ntype = elem.nodetype;

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

		// fallback to prop when attributes are not supported
		if ( typeof elem.getattribute === core_strundefined ) {
			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 );

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

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

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

		} else {

			// in ie9+, flash objects don't have .getattribute (#12945)
			// support: ie9+
			if ( typeof elem.getattribute !== core_strundefined ) {
				ret =  elem.getattribute( name );
			}

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

	removeattr: function( elem, value ) {
		var name, propname,
			i = 0,
			attrnames = value && value.match( core_rnotwhite );

		if ( attrnames && elem.nodetype === 1 ) {
			while ( (name = attrnames[i++]) ) {
				propname = jquery.propfix[ name ] || name;

				// boolean attributes get special treatment (#10870)
				if ( rboolean.test( name ) ) {
					// set corresponding property to false for boolean attributes
					// also clear defaultchecked/defaultselected (if appropriate) for ie<8
					if ( !getsetattribute && rusedefault.test( name ) ) {
						elem[ jquery.camelcase( "default-" + name ) ] =
							elem[ propname ] = false;
					} else {
						elem[ propname ] = false;
					}

				// see #9699 for explanation of this approach (setting first, then removal)
				} else {
					jquery.attr( elem, name, "" );
				}

				elem.removeattribute( getsetattribute ? name : propname );
			}
		}
	},

	attrhooks: {
		type: {
			set: function( elem, value ) {
				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 default in case type is set after value during creation
					var val = elem.value;
					elem.setattribute( "type", value );
					if ( val ) {
						elem.value = val;
					}
					return 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;
		}

		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;
			}
		}
	}
});

// hook for boolean attributes
boolhook = {
	get: function( elem, name ) {
		var
			// use .prop to determine if this attribute is understood as boolean
			prop = jquery.prop( elem, name ),

			// fetch it accordingly
			attr = typeof prop === "boolean" && elem.getattribute( name ),
			detail = typeof prop === "boolean" ?

				getsetinput && getsetattribute ?
					attr != null :
					// oldie fabricates an empty string for missing boolean attributes
					// and conflates checked/selected into attroperties
					rusedefault.test( name ) ?
						elem[ jquery.camelcase( "default-" + name ) ] :
						!!attr :

				// fetch an attribute node for properties not recognized as boolean
				elem.getattributenode( name );

		return detail && detail.value !== false ?
			name.tolowercase() :
			undefined;
	},
	set: function( elem, value, name ) {
		if ( value === false ) {
			// remove boolean attributes when set to false
			jquery.removeattr( elem, name );
		} else if ( getsetinput && getsetattribute || !rusedefault.test( name ) ) {
			// ie<8 needs the *property* name
			elem.setattribute( !getsetattribute && jquery.propfix[ name ] || name, name );

		// use defaultchecked and defaultselected for oldie
		} else {
			elem[ jquery.camelcase( "default-" + name ) ] = elem[ name ] = true;
		}

		return name;
	}
};

// fix oldie value attroperty
if ( !getsetinput || !getsetattribute ) {
	jquery.attrhooks.value = {
		get: function( elem, name ) {
			var ret = elem.getattributenode( name );
			return jquery.nodename( elem, "input" ) ?

				// ignore the value *property* by using defaultvalue
				elem.defaultvalue :

				ret && ret.specified ? ret.value : undefined;
		},
		set: function( elem, value, name ) {
			if ( jquery.nodename( elem, "input" ) ) {
				// does not return so that setattribute is also used
				elem.defaultvalue = value;
			} else {
				// use nodehook if defined (#1954); otherwise setattribute is fine
				return nodehook && nodehook.set( elem, value, name );
			}
		}
	};
}

// ie6/7 do not support getting/setting some attributes with get/setattribute
if ( !getsetattribute ) {

	// 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 = elem.getattributenode( name );
			return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ?
				ret.value :
				undefined;
		},
		set: function( elem, value, name ) {
			// set the existing or create a new attribute node
			var ret = elem.getattributenode( name );
			if ( !ret ) {
				elem.setattributenode(
					(ret = elem.ownerdocument.createattribute( name ))
				);
			}

			ret.value = value += "";

			// break association with cloned elements by also using setattribute (#9646)
			return name === "value" || value === elem.getattribute( name ) ?
				value :
				undefined;
		}
	};

	// 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 ) {
			nodehook.set( elem, value === "" ? false : value, name );
		}
	};

	// 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;
				}
			}
		});
	});
}


// some attributes require a special call on ie
// http://msdn.microsoft.com/en-us/library/ms536429%28vs.85%29.aspx
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;
			}
		});
	});

	// href/src property should get the full normalized url (#10299/#12915)
	jquery.each([ "href", "src" ], function( i, name ) {
		jquery.prophooks[ name ] = {
			get: function( elem ) {
				return elem.getattribute( name, 4 );
			}
		};
	});
}

if ( !jquery.support.style ) {
	jquery.attrhooks.style = {
		get: function( elem ) {
			// return undefined in the case of empty string
			// note: ie uppercases css property names, but if we were to .tolowercase()
			// .csstext, that would destroy case senstitivity in url's, like in "background"
			return elem.style.csstext || 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 rformelems = /^(?:input|select|textarea)$/i,
	rkeyevent = /^key/,
	rmouseevent = /^(?:mouse|contextmenu)|click/,
	rfocusmorph = /^(?:focusinfocus|focusoutblur)$/,
	rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;

function returntrue() {
	return true;
}

function returnfalse() {
	return false;
}

/*
 * helper functions for managing events -- not part of the public interface.
 * props to dean edwards' addevent library for many of the ideas.
 */
jquery.event = {

	global: {},

	add: function( elem, types, handler, data, selector ) {
		var tmp, events, t, handleobjin,
			special, eventhandle, handleobj,
			handlers, type, namespaces, origtype,
			elemdata = jquery._data( elem );

		// don't attach events to nodata or text/comment nodes (but allow plain objects)
		if ( !elemdata ) {
			return;
		}

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

		// 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
		if ( !(events = elemdata.events) ) {
			events = elemdata.events = {};
		}
		if ( !(eventhandle = elemdata.handle) ) {
			eventhandle = elemdata.handle = 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 !== core_strundefined && (!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 = ( types || "" ).match( core_rnotwhite ) || [""];
		t = types.length;
		while ( t-- ) {
			tmp = rtypenamespace.exec( types[t] ) || [];
			type = origtype = tmp[1];
			namespaces = ( tmp[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: origtype,
				data: data,
				handler: handler,
				guid: handler.guid,
				selector: selector,
				needscontext: selector && jquery.expr.match.needscontext.test( selector ),
				namespace: namespaces.join(".")
			}, handleobjin );

			// init the event handler queue if we're the first
			if ( !(handlers = events[ type ]) ) {
				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;
	},

	// detach an event or set of events from an element
	remove: function( elem, types, handler, selector, mappedtypes ) {
		var j, handleobj, tmp,
			origcount, t, events,
			special, handlers, type,
			namespaces, origtype,
			elemdata = jquery.hasdata( elem ) && jquery._data( elem );

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

		// once for each type.namespace in types; type may be omitted
		types = ( types || "" ).match( core_rnotwhite ) || [""];
		t = types.length;
		while ( t-- ) {
			tmp = rtypenamespace.exec( types[t] ) || [];
			type = origtype = tmp[1];
			namespaces = ( tmp[2] || "" ).split( "." ).sort();

			// unbind all events (on this namespace, if provided) for the element
			if ( !type ) {
				for ( type in events ) {
					jquery.event.remove( elem, type + types[ t ], handler, selector, true );
				}
				continue;
			}

			special = jquery.event.special[ type ] || {};
			type = ( selector ? special.delegatetype : special.bindtype ) || type;
			handlers = events[ type ] || [];
			tmp = tmp[2] && new regexp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );

			// remove matching events
			origcount = j = handlers.length;
			while ( j-- ) {
				handleobj = handlers[ j ];

				if ( ( mappedtypes || origtype === handleobj.origtype ) &&
					( !handler || handler.guid === handleobj.guid ) &&
					( !tmp || tmp.test( handleobj.namespace ) ) &&
					( !selector || selector === handleobj.selector || selector === "**" && handleobj.selector ) ) {
					handlers.splice( j, 1 );

					if ( handleobj.selector ) {
						handlers.delegatecount--;
					}
					if ( special.remove ) {
						special.remove.call( elem, handleobj );
					}
				}
			}

			// 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 ( origcount && !handlers.length ) {
				if ( !special.teardown || special.teardown.call( elem, namespaces, elemdata.handle ) === false ) {
					jquery.removeevent( elem, type, elemdata.handle );
				}

				delete events[ type ];
			}
		}

		// remove the expando if it's no longer used
		if ( jquery.isemptyobject( events ) ) {
			delete elemdata.handle;

			// removedata also checks for emptiness and clears the expando if empty
			// so use it instead of delete
			jquery._removedata( elem, "events" );
		}
	},

	trigger: function( event, data, elem, onlyhandlers ) {
		var handle, ontype, cur,
			bubbletype, special, tmp, i,
			eventpath = [ elem || document ],
			type = core_hasown.call( event, "type" ) ? event.type : event,
			namespaces = core_hasown.call( event, "namespace" ) ? event.namespace.split(".") : [];

		cur = tmp = elem = elem || document;

		// don't do events on text and comment nodes
		if ( elem.nodetype === 3 || elem.nodetype === 8 ) {
			return;
		}

		// focus/blur morphs to focusin/out; ensure we're not firing them right now
		if ( rfocusmorph.test( type + jquery.event.triggered ) ) {
			return;
		}

		if ( type.indexof(".") >= 0 ) {
			// namespaced trigger; create a regexp to match event type in handle()
			namespaces = type.split(".");
			type = namespaces.shift();
			namespaces.sort();
		}
		ontype = type.indexof(":") < 0 && "on" + type;

		// caller can pass in a jquery.event object, object, or just an event type string
		event = event[ jquery.expando ] ?
			event :
			new jquery.event( type, typeof event === "object" && event );

		event.istrigger = true;
		event.namespace = namespaces.join(".");
		event.namespace_re = event.namespace ?
			new regexp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
			null;

		// 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 ?
			[ event ] :
			jquery.makearray( data, [ event ] );

		// allow special events to draw outside the lines
		special = jquery.event.special[ type ] || {};
		if ( !onlyhandlers && 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)
		if ( !onlyhandlers && !special.nobubble && !jquery.iswindow( elem ) ) {

			bubbletype = special.delegatetype || type;
			if ( !rfocusmorph.test( bubbletype + type ) ) {
				cur = cur.parentnode;
			}
			for ( ; cur; cur = cur.parentnode ) {
				eventpath.push( cur );
				tmp = cur;
			}

			// only add window if we got to document (e.g., not plain obj or detached dom)
			if ( tmp === (elem.ownerdocument || document) ) {
				eventpath.push( tmp.defaultview || tmp.parentwindow || window );
			}
		}

		// fire handlers on the event path
		i = 0;
		while ( (cur = eventpath[i++]) && !event.ispropagationstopped() ) {

			event.type = i > 1 ?
				bubbletype :
				special.bindtype || type;

			// jquery handler
			handle = ( jquery._data( cur, "events" ) || {} )[ event.type ] && jquery._data( cur, "handle" );
			if ( handle ) {
				handle.apply( cur, data );
			}

			// native handler
			handle = ontype && cur[ ontype ];
			if ( handle && jquery.acceptdata( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
				event.preventdefault();
			}
		}
		event.type = type;

		// if nobody prevented the default action, do it now
		if ( !onlyhandlers && !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)
				if ( ontype && elem[ type ] && !jquery.iswindow( elem ) ) {

					// don't re-trigger an onfoo event when we call its foo() method
					tmp = elem[ ontype ];

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

					// prevent re-triggering of the same event, since we already bubbled it above
					jquery.event.triggered = type;
					try {
						elem[ type ]();
					} catch ( e ) {
						// ie<9 dies on focus/blur to hidden element (#1486,#12518)
						// only reproducible on winxp ie8 native, not ie9 in ie8 mode
					}
					jquery.event.triggered = undefined;

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

		return event.result;
	},

	dispatch: function( event ) {

		// make a writable jquery.event from the native event object
		event = jquery.event.fix( event );

		var i, ret, handleobj, matched, j,
			handlerqueue = [],
			args = core_slice.call( arguments ),
			handlers = ( jquery._data( this, "events" ) || {} )[ event.type ] || [],
			special = jquery.event.special[ event.type ] || {};

		// use the fix-ed jquery.event rather than the (read-only) native event
		args[0] = event;
		event.delegatetarget = this;

		// call the predispatch hook for the mapped type, and let it bail if desired
		if ( special.predispatch && special.predispatch.call( this, event ) === false ) {
			return;
		}

		// determine handlers
		handlerqueue = jquery.event.handlers.call( this, event, handlers );

		// run delegates first; they may want to stop propagation beneath us
		i = 0;
		while ( (matched = handlerqueue[ i++ ]) && !event.ispropagationstopped() ) {
			event.currenttarget = matched.elem;

			j = 0;
			while ( (handleobj = matched.handlers[ j++ ]) && !event.isimmediatepropagationstopped() ) {

				// triggered event must either 1) have no namespace, or
				// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
				if ( !event.namespace_re || event.namespace_re.test( handleobj.namespace ) ) {

					event.handleobj = handleobj;
					event.data = handleobj.data;

					ret = ( (jquery.event.special[ handleobj.origtype ] || {}).handle || handleobj.handler )
							.apply( matched.elem, args );

					if ( ret !== undefined ) {
						if ( (event.result = ret) === false ) {
							event.preventdefault();
							event.stoppropagation();
						}
					}
				}
			}
		}

		// call the postdispatch hook for the mapped type
		if ( special.postdispatch ) {
			special.postdispatch.call( this, event );
		}

		return event.result;
	},

	handlers: function( event, handlers ) {
		var sel, handleobj, matches, i,
			handlerqueue = [],
			delegatecount = handlers.delegatecount,
			cur = event.target;

		// find delegate handlers
		// black-hole svg <use> instance trees (#13180)
		// avoid non-left-click bubbling in firefox (#3861)
		if ( delegatecount && cur.nodetype && (!event.button || event.type !== "click") ) {

			for ( ; cur != this; cur = cur.parentnode || this ) {

				// don't check non-elements (#13208)
				// don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
				if ( cur.nodetype === 1 && (cur.disabled !== true || event.type !== "click") ) {
					matches = [];
					for ( i = 0; i < delegatecount; i++ ) {
						handleobj = handlers[ i ];

						// don't conflict with object.prototype properties (#13203)
						sel = handleobj.selector + " ";

						if ( matches[ sel ] === undefined ) {
							matches[ sel ] = handleobj.needscontext ?
								jquery( sel, this ).index( cur ) >= 0 :
								jquery.find( sel, this, null, [ cur ] ).length;
						}
						if ( matches[ sel ] ) {
							matches.push( handleobj );
						}
					}
					if ( matches.length ) {
						handlerqueue.push({ elem: cur, handlers: matches });
					}
				}
			}
		}

		// add the remaining (directly-bound) handlers
		if ( delegatecount < handlers.length ) {
			handlerqueue.push({ elem: this, handlers: handlers.slice( delegatecount ) });
		}

		return handlerqueue;
	},

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

		// create a writable copy of the event object and normalize some properties
		var i, prop, copy,
			type = event.type,
			originalevent = event,
			fixhook = this.fixhooks[ type ];

		if ( !fixhook ) {
			this.fixhooks[ type ] = fixhook =
				rmouseevent.test( type ) ? this.mousehooks :
				rkeyevent.test( type ) ? this.keyhooks :
				{};
		}
		copy = fixhook.props ? this.props.concat( fixhook.props ) : this.props;

		event = new jquery.event( originalevent );

		i = copy.length;
		while ( i-- ) {
			prop = copy[ i ];
			event[ prop ] = originalevent[ prop ];
		}

		// support: ie<9
		// fix target property (#1925)
		if ( !event.target ) {
			event.target = originalevent.srcelement || document;
		}

		// support: chrome 23+, safari?
		// target should not be a text node (#504, #13143)
		if ( event.target.nodetype === 3 ) {
			event.target = event.target.parentnode;
		}

		// support: ie<9
		// for mouse/key events, metakey==false if it's undefined (#3368, #11328)
		event.metakey = !!event.metakey;

		return fixhook.filter ? fixhook.filter( event, originalevent ) : event;
	},

	// includes some event props shared by keyevent and mouseevent
	props: "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".split(" "),
		filter: function( event, original ) {
			var body, eventdoc, doc,
				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;
		}
	},

	special: {
		load: {
			// prevent triggered image.load events from bubbling to window.load
			nobubble: true
		},
		click: {
			// for checkbox, fire native event so checked state will be right
			trigger: function() {
				if ( jquery.nodename( this, "input" ) && this.type === "checkbox" && this.click ) {
					this.click();
					return false;
				}
			}
		},
		focus: {
			// fire native event if possible so blur/focus sequence is correct
			trigger: function() {
				if ( this !== document.activeelement && this.focus ) {
					try {
						this.focus();
						return false;
					} catch ( e ) {
						// support: ie<9
						// if we error on focus to hidden element (#1486, #12518),
						// let .trigger() run the handlers
					}
				}
			},
			delegatetype: "focusin"
		},
		blur: {
			trigger: function() {
				if ( this === document.activeelement && this.blur ) {
					this.blur();
					return false;
				}
			},
			delegatetype: "focusout"
		},

		beforeunload: {
			postdispatch: function( event ) {

				// even when returnvalue equals to undefined firefox will still show alert
				if ( event.result !== undefined ) {
					event.originalevent.returnvalue = event.result;
				}
			}
		}
	},

	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();
		}
	}
};

jquery.removeevent = document.removeeventlistener ?
	function( elem, type, handle ) {
		if ( elem.removeeventlistener ) {
			elem.removeeventlistener( type, handle, false );
		}
	} :
	function( elem, type, handle ) {
		var name = "on" + type;

		if ( elem.detachevent ) {

			// #8545, #7054, preventing memory leaks for custom events in ie6-8
			// detachevent needed property on element, by name of that event, to properly expose it to gc
			if ( typeof elem[ name ] === core_strundefined ) {
				elem[ name ] = null;
			}

			elem.detachevent( name, 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;
};

// 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 = {
	isdefaultprevented: returnfalse,
	ispropagationstopped: returnfalse,
	isimmediatepropagationstopped: returnfalse,

	preventdefault: function() {
		var e = this.originalevent;

		this.isdefaultprevented = returntrue;
		if ( !e ) {
			return;
		}

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

		// support: ie
		// otherwise set the returnvalue property of the original event to false
		} else {
			e.returnvalue = false;
		}
	},
	stoppropagation: function() {
		var e = this.originalevent;

		this.ispropagationstopped = returntrue;
		if ( !e ) {
			return;
		}
		// if stoppropagation exists, run it on the original event
		if ( e.stoppropagation ) {
			e.stoppropagation();
		}

		// support: ie
		// set the cancelbubble property of the original event to true
		e.cancelbubble = true;
	},
	stopimmediatepropagation: function() {
		this.isimmediatepropagationstopped = returntrue;
		this.stoppropagation();
	}
};

// create mouseenter/leave events using mouseover/out and event-time checks
jquery.each({
	mouseenter: "mouseover",
	mouseleave: "mouseout"
}, function( orig, fix ) {
	jquery.event.special[ orig ] = {
		delegatetype: fix,
		bindtype: fix,

		handle: function( event ) {
			var ret,
				target = this,
				related = event.relatedtarget,
				handleobj = event.handleobj;

			// 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 || (related !== target && !jquery.contains( target, related )) ) {
				event.type = handleobj.origtype;
				ret = handleobj.handler.apply( this, arguments );
				event.type = fix;
			}
			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 && !jquery._data( form, "submitbubbles" ) ) {
					jquery.event.add( form, "submit._submit", function( event ) {
						event._submit_bubble = true;
					});
					jquery._data( form, "submitbubbles", true );
				}
			});
			// return undefined since we don't need an event listener
		},

		postdispatch: function( event ) {
			// if form was submitted by the user, bubble the event up the tree
			if ( event._submit_bubble ) {
				delete event._submit_bubble;
				if ( this.parentnode && !event.istrigger ) {
					jquery.event.simulate( "submit", this.parentnode, event, true );
				}
			}
		},

		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 && !event.istrigger ) {
							this._just_changed = false;
						}
						// allow triggered, simulated change events (#11500)
						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 ) && !jquery._data( elem, "changebubbles" ) ) {
					jquery.event.add( elem, "change._change", function( event ) {
						if ( this.parentnode && !event.issimulated && !event.istrigger ) {
							jquery.event.simulate( "change", this.parentnode, event, true );
						}
					});
					jquery._data( elem, "changebubbles", 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 type, origfn;

		// types can be a map of types/handlers
		if ( typeof types === "object" ) {
			// ( types-object, selector, data )
			if ( typeof selector !== "string" ) {
				// ( types-object, data )
				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( types, selector, data, fn, 1 );
	},
	off: function( types, selector, fn ) {
		var handleobj, type;
		if ( types && types.preventdefault && types.handleobj ) {
			// ( event )  dispatched jquery.event
			handleobj = types.handleobj;
			jquery( types.delegatetarget ).off(
				handleobj.namespace ? handleobj.origtype + "." + handleobj.namespace : handleobj.origtype,
				handleobj.selector,
				handleobj.handler
			);
			return this;
		}
		if ( typeof types === "object" ) {
			// ( types-object [, selector] )
			for ( 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 );
	},

	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 ) {
		var elem = this[0];
		if ( elem ) {
			return jquery.event.trigger( type, data, elem, true );
		}
	}
});
/*!
 * sizzle css selector engine
 * copyright 2012 jquery foundation and other contributors
 * released under the mit license
 * http://sizzlejs.com/
 */
(function( window, undefined ) {

var i,
	cachedruns,
	expr,
	gettext,
	isxml,
	compile,
	hasduplicate,
	outermostcontext,

	// local document vars
	setdocument,
	document,
	docelem,
	documentisxml,
	rbuggyqsa,
	rbuggymatches,
	matches,
	contains,
	sortorder,

	// instance-specific data
	expando = "sizzle" + -(new date()),
	preferreddoc = window.document,
	support = {},
	dirruns = 0,
	done = 0,
	classcache = createcache(),
	tokencache = createcache(),
	compilercache = createcache(),

	// general-purpose constants
	strundefined = typeof undefined,
	max_negative = 1 << 31,

	// array methods
	arr = [],
	pop = arr.pop,
	push = arr.push,
	slice = arr.slice,
	// use a stripped-down indexof if we can't use a native one
	indexof = arr.indexof || function( elem ) {
		var i = 0,
			len = this.length;
		for ( ; i < len; i++ ) {
			if ( this[i] === elem ) {
				return i;
			}
		}
		return -1;
	},


	// regular expressions

	// whitespace characters http://www.w3.org/tr/css3-selectors/#whitespace
	whitespace = "[\\x20\\t\\r\\n\\f]",
	// http://www.w3.org/tr/css3-syntax/#characters
	characterencoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",

	// loosely modeled on css identifier characters
	// an unquoted value should be a css identifier http://www.w3.org/tr/css3-selectors/#attribute-selectors
	// proper syntax: http://www.w3.org/tr/css21/syndata.html#value-def-identifier
	identifier = characterencoding.replace( "w", "w#" ),

	// acceptable operators http://www.w3.org/tr/selectors/#attribute-selectors
	operators = "([*^$|!~]?=)",
	attributes = "\\[" + whitespace + "*(" + characterencoding + ")" + whitespace +
		"*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",

	// prefer arguments quoted,
	//   then not containing pseudos/brackets,
	//   then attribute selectors/non-parenthetical expressions,
	//   then anything else
	// these preferences are here to reduce the number of selectors
	//   needing tokenize in the pseudo prefilter
	pseudos = ":(" + characterencoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",

	// leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
	rtrim = new regexp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),

	rcomma = new regexp( "^" + whitespace + "*," + whitespace + "*" ),
	rcombinators = new regexp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
	rpseudo = new regexp( pseudos ),
	ridentifier = new regexp( "^" + identifier + "$" ),

	matchexpr = {
		"id": new regexp( "^#(" + characterencoding + ")" ),
		"class": new regexp( "^\\.(" + characterencoding + ")" ),
		"name": new regexp( "^\\[name=['\"]?(" + characterencoding + ")['\"]?\\]" ),
		"tag": new regexp( "^(" + characterencoding.replace( "w", "w*" ) + ")" ),
		"attr": new regexp( "^" + attributes ),
		"pseudo": new regexp( "^" + pseudos ),
		"child": new regexp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
			"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
			"*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
		// for use in libraries implementing .is()
		// we use this for pos matching in `select`
		"needscontext": new regexp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
			whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
	},

	rsibling = /[\x20\t\r\n\f]*[+~]/,

	rnative = /^[^{]+\{\s*\[native code/,

	// easily-parseable/retrievable id or tag or class selectors
	rquickexpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

	rinputs = /^(?:input|select|textarea|button)$/i,
	rheader = /^h\d$/i,

	rescape = /'|\\/g,
	rattributequotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,

	// css escapes http://www.w3.org/tr/css21/syndata.html#escaped-characters
	runescape = /\\([\da-fa-f]{1,6}[\x20\t\r\n\f]?|.)/g,
	funescape = function( _, escaped ) {
		var high = "0x" + escaped - 0x10000;
		// nan means non-codepoint
		return high !== high ?
			escaped :
			// bmp codepoint
			high < 0 ?
				string.fromcharcode( high + 0x10000 ) :
				// supplemental plane codepoint (surrogate pair)
				string.fromcharcode( high >> 10 | 0xd800, high & 0x3ff | 0xdc00 );
	};

// use a stripped-down slice if we can't use a native one
try {
	slice.call( preferreddoc.documentelement.childnodes, 0 )[0].nodetype;
} catch ( e ) {
	slice = function( i ) {
		var elem,
			results = [];
		while ( (elem = this[i++]) ) {
			results.push( elem );
		}
		return results;
	};
}

/**
 * for feature detection
 * @param {function} fn the function to test for native support
 */
function isnative( fn ) {
	return rnative.test( fn + "" );
}

/**
 * create key-value caches of limited size
 * @returns {function(string, object)} returns the object data after storing it on itself with
 *	property name the (space-suffixed) string and (if the cache is larger than expr.cachelength)
 *	deleting the oldest entry
 */
function createcache() {
	var cache,
		keys = [];

	return (cache = function( key, value ) {
		// use (key + " ") to avoid collision with native prototype properties (see issue #157)
		if ( keys.push( key += " " ) > expr.cachelength ) {
			// only keep the most recent entries
			delete cache[ keys.shift() ];
		}
		return (cache[ key ] = value);
	});
}

/**
 * mark a function for special use by sizzle
 * @param {function} fn the function to mark
 */
function markfunction( fn ) {
	fn[ expando ] = true;
	return fn;
}

/**
 * support testing using an element
 * @param {function} fn passed the created div and expects a boolean result
 */
function assert( fn ) {
	var div = document.createelement("div");

	try {
		return fn( div );
	} catch (e) {
		return false;
	} finally {
		// release memory in ie
		div = null;
	}
}

function sizzle( selector, context, results, seed ) {
	var match, elem, m, nodetype,
		// qsa vars
		i, groups, old, nid, newcontext, newselector;

	if ( ( context ? context.ownerdocument || context : preferreddoc ) !== document ) {
		setdocument( context );
	}

	context = context || document;
	results = results || [];

	if ( !selector || typeof selector !== "string" ) {
		return results;
	}

	if ( (nodetype = context.nodetype) !== 1 && nodetype !== 9 ) {
		return [];
	}

	if ( !documentisxml && !seed ) {

		// shortcuts
		if ( (match = rquickexpr.exec( selector )) ) {
			// speed-up: sizzle("#id")
			if ( (m = match[1]) ) {
				if ( nodetype === 9 ) {
					elem = context.getelementbyid( m );
					// 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, opera, and webkit return items
						// by name instead of id
						if ( elem.id === m ) {
							results.push( elem );
							return results;
						}
					} else {
						return results;
					}
				} else {
					// context is not a document
					if ( context.ownerdocument && (elem = context.ownerdocument.getelementbyid( m )) &&
						contains( context, elem ) && elem.id === m ) {
						results.push( elem );
						return results;
					}
				}

			// speed-up: sizzle("tag")
			} else if ( match[2] ) {
				push.apply( results, slice.call(context.getelementsbytagname( selector ), 0) );
				return results;

			// speed-up: sizzle(".class")
			} else if ( (m = match[3]) && support.getbyclassname && context.getelementsbyclassname ) {
				push.apply( results, slice.call(context.getelementsbyclassname( m ), 0) );
				return results;
			}
		}

		// qsa path
		if ( support.qsa && !rbuggyqsa.test(selector) ) {
			old = true;
			nid = expando;
			newcontext = context;
			newselector = nodetype === 9 && selector;

			// 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
			if ( nodetype === 1 && context.nodename.tolowercase() !== "object" ) {
				groups = tokenize( selector );

				if ( (old = context.getattribute("id")) ) {
					nid = old.replace( rescape, "\\$&" );
				} else {
					context.setattribute( "id", nid );
				}
				nid = "[id='" + nid + "'] ";

				i = groups.length;
				while ( i-- ) {
					groups[i] = nid + toselector( groups[i] );
				}
				newcontext = rsibling.test( selector ) && context.parentnode || context;
				newselector = groups.join(",");
			}

			if ( newselector ) {
				try {
					push.apply( results, slice.call( newcontext.queryselectorall(
						newselector
					), 0 ) );
					return results;
				} catch(qsaerror) {
				} finally {
					if ( !old ) {
						context.removeattribute("id");
					}
				}
			}
		}
	}

	// all others
	return select( selector.replace( rtrim, "$1" ), context, results, seed );
}

/**
 * detect xml
 * @param {element|object} elem an element or a document
 */
isxml = 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).documentelement;
	return documentelement ? documentelement.nodename !== "html" : false;
};

/**
 * sets document-related variables once based on the current document
 * @param {element|object} [doc] an element or document object to use to set the document
 * @returns {object} returns the current document
 */
setdocument = sizzle.setdocument = function( node ) {
	var doc = node ? node.ownerdocument || node : preferreddoc;

	// if no document and documentelement is available, return
	if ( doc === document || doc.nodetype !== 9 || !doc.documentelement ) {
		return document;
	}

	// set our document
	document = doc;
	docelem = doc.documentelement;

	// support tests
	documentisxml = isxml( doc );

	// check if getelementsbytagname("*") returns only elements
	support.tagnamenocomments = assert(function( div ) {
		div.appendchild( doc.createcomment("") );
		return !div.getelementsbytagname("*").length;
	});

	// check if attributes should be retrieved by attribute nodes
	support.attributes = assert(function( div ) {
		div.innerhtml = "<select></select>";
		var type = typeof div.lastchild.getattribute("multiple");
		// ie8 returns a string for some attributes even when not present
		return type !== "boolean" && type !== "string";
	});

	// check if getelementsbyclassname can be trusted
	support.getbyclassname = assert(function( div ) {
		// opera can't find a second classname (in 9.6)
		div.innerhtml = "<div class='hidden e'></div><div class='hidden'></div>";
		if ( !div.getelementsbyclassname || !div.getelementsbyclassname("e").length ) {
			return false;
		}

		// safari 3.2 caches class attributes and doesn't catch changes
		div.lastchild.classname = "e";
		return div.getelementsbyclassname("e").length === 2;
	});

	// check if getelementbyid returns elements by name
	// check if getelementsbyname privileges form controls or returns elements by id
	support.getbyname = assert(function( div ) {
		// inject content
		div.id = expando + 0;
		div.innerhtml = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
		docelem.insertbefore( div, docelem.firstchild );

		// test
		var pass = doc.getelementsbyname &&
			// buggy browsers will return fewer than the correct 2
			doc.getelementsbyname( expando ).length === 2 +
			// buggy browsers will return more than the correct 0
			doc.getelementsbyname( expando + 0 ).length;
		support.getidnotname = !doc.getelementbyid( expando );

		// cleanup
		docelem.removechild( div );

		return pass;
	});

	// ie6/7 return modified attributes
	expr.attrhandle = assert(function( div ) {
		div.innerhtml = "<a href='#'></a>";
		return div.firstchild && typeof div.firstchild.getattribute !== strundefined &&
			div.firstchild.getattribute("href") === "#";
	}) ?
		{} :
		{
			"href": function( elem ) {
				return elem.getattribute( "href", 2 );
			},
			"type": function( elem ) {
				return elem.getattribute("type");
			}
		};

	// id find and filter
	if ( support.getidnotname ) {
		expr.find["id"] = function( id, context ) {
			if ( typeof context.getelementbyid !== strundefined && !documentisxml ) {
				var m = context.getelementbyid( id );
				// check parentnode to catch when blackberry 4.6 returns
				// nodes that are no longer in the document #6963
				return m && m.parentnode ? [m] : [];
			}
		};
		expr.filter["id"] = function( id ) {
			var attrid = id.replace( runescape, funescape );
			return function( elem ) {
				return elem.getattribute("id") === attrid;
			};
		};
	} else {
		expr.find["id"] = function( id, context ) {
			if ( typeof context.getelementbyid !== strundefined && !documentisxml ) {
				var m = context.getelementbyid( id );

				return m ?
					m.id === id || typeof m.getattributenode !== strundefined && m.getattributenode("id").value === id ?
						[m] :
						undefined :
					[];
			}
		};
		expr.filter["id"] =  function( id ) {
			var attrid = id.replace( runescape, funescape );
			return function( elem ) {
				var node = typeof elem.getattributenode !== strundefined && elem.getattributenode("id");
				return node && node.value === attrid;
			};
		};
	}

	// tag
	expr.find["tag"] = support.tagnamenocomments ?
		function( tag, context ) {
			if ( typeof context.getelementsbytagname !== strundefined ) {
				return context.getelementsbytagname( tag );
			}
		} :
		function( tag, context ) {
			var elem,
				tmp = [],
				i = 0,
				results = context.getelementsbytagname( tag );

			// filter out possible comments
			if ( tag === "*" ) {
				while ( (elem = results[i++]) ) {
					if ( elem.nodetype === 1 ) {
						tmp.push( elem );
					}
				}

				return tmp;
			}
			return results;
		};

	// name
	expr.find["name"] = support.getbyname && function( tag, context ) {
		if ( typeof context.getelementsbyname !== strundefined ) {
			return context.getelementsbyname( name );
		}
	};

	// class
	expr.find["class"] = support.getbyclassname && function( classname, context ) {
		if ( typeof context.getelementsbyclassname !== strundefined && !documentisxml ) {
			return context.getelementsbyclassname( classname );
		}
	};

	// qsa and matchesselector support

	// matchesselector(:active) reports false when true (ie9/opera 11.5)
	rbuggymatches = [];

	// qsa(:focus) reports false when true (chrome 21),
	// no need to also add to buggymatches since matches checks buggyqsa
	// a support test would require too much code (would include document ready)
	rbuggyqsa = [ ":focus" ];

	if ( (support.qsa = isnative(doc.queryselectorall)) ) {
		// build qsa regex
		// regex strategy adopted from diego perini
		assert(function( div ) {
			// select is set to empty string on purpose
			// this is to test ie's treatment of not explictly
			// setting a boolean content attribute,
			// since its presence should be enough
			// http://bugs.jquery.com/ticket/12359
			div.innerhtml = "<select><option selected=''></option></select>";

			// ie8 - some boolean attributes are not treated correctly
			if ( !div.queryselectorall("[selected]").length ) {
				rbuggyqsa.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );
			}

			// webkit/opera - :checked should return selected option elements
			// http://www.w3.org/tr/2011/rec-css3-selectors-20110929/#checked
			// ie8 throws error here and will not see later tests
			if ( !div.queryselectorall(":checked").length ) {
				rbuggyqsa.push(":checked");
			}
		});

		assert(function( div ) {

			// opera 10-12/ie8 - ^= $= *= and empty values
			// should not select anything
			div.innerhtml = "<input type='hidden' i=''/>";
			if ( div.queryselectorall("[i^='']").length ) {
				rbuggyqsa.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
			}

			// ff 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
			// ie8 throws error here and will not see later tests
			if ( !div.queryselectorall(":enabled").length ) {
				rbuggyqsa.push( ":enabled", ":disabled" );
			}

			// opera 10-11 does not throw on post-comma invalid pseudos
			div.queryselectorall("*,:x");
			rbuggyqsa.push(",.*:");
		});
	}

	if ( (support.matchesselector = isnative( (matches = docelem.matchesselector ||
		docelem.mozmatchesselector ||
		docelem.webkitmatchesselector ||
		docelem.omatchesselector ||
		docelem.msmatchesselector) )) ) {

		assert(function( div ) {
			// check to see if it's possible to do matchesselector
			// on a disconnected node (ie 9)
			support.disconnectedmatch = matches.call( div, "div" );

			// this should fail with an exception
			// gecko does not error, returns false instead
			matches.call( div, "[s!='']:x" );
			rbuggymatches.push( "!=", pseudos );
		});
	}

	rbuggyqsa = new regexp( rbuggyqsa.join("|") );
	rbuggymatches = new regexp( rbuggymatches.join("|") );

	// element contains another
	// purposefully does not implement inclusive descendent
	// as in, an element does not contain itself
	contains = isnative(docelem.contains) || docelem.comparedocumentposition ?
		function( a, b ) {
			var adown = a.nodetype === 9 ? a.documentelement : a,
				bup = b && b.parentnode;
			return a === bup || !!( bup && bup.nodetype === 1 && (
				adown.contains ?
					adown.contains( bup ) :
					a.comparedocumentposition && a.comparedocumentposition( bup ) & 16
			));
		} :
		function( a, b ) {
			if ( b ) {
				while ( (b = b.parentnode) ) {
					if ( b === a ) {
						return true;
					}
				}
			}
			return false;
		};

	// document order sorting
	sortorder = docelem.comparedocumentposition ?
	function( a, b ) {
		var compare;

		if ( a === b ) {
			hasduplicate = true;
			return 0;
		}

		if ( (compare = b.comparedocumentposition && a.comparedocumentposition && a.comparedocumentposition( b )) ) {
			if ( compare & 1 || a.parentnode && a.parentnode.nodetype === 11 ) {
				if ( a === doc || contains( preferreddoc, a ) ) {
					return -1;
				}
				if ( b === doc || contains( preferreddoc, b ) ) {
					return 1;
				}
				return 0;
			}
			return compare & 4 ? -1 : 1;
		}

		return a.comparedocumentposition ? -1 : 1;
	} :
	function( a, b ) {
		var cur,
			i = 0,
			aup = a.parentnode,
			bup = b.parentnode,
			ap = [ a ],
			bp = [ b ];

		// exit early if the nodes are identical
		if ( a === b ) {
			hasduplicate = true;
			return 0;

		// parentless nodes are either documents or disconnected
		} else if ( !aup || !bup ) {
			return a === doc ? -1 :
				b === doc ? 1 :
				aup ? -1 :
				bup ? 1 :
				0;

		// if the nodes are siblings, we can do a quick check
		} else if ( aup === bup ) {
			return siblingcheck( a, b );
		}

		// otherwise we need full lists of their ancestors for comparison
		cur = a;
		while ( (cur = cur.parentnode) ) {
			ap.unshift( cur );
		}
		cur = b;
		while ( (cur = cur.parentnode) ) {
			bp.unshift( cur );
		}

		// walk down the tree looking for a discrepancy
		while ( ap[i] === bp[i] ) {
			i++;
		}

		return i ?
			// do a sibling check if the nodes have a common ancestor
			siblingcheck( ap[i], bp[i] ) :

			// otherwise nodes in our document sort first
			ap[i] === preferreddoc ? -1 :
			bp[i] === preferreddoc ? 1 :
			0;
	};

	// always assume the presence of duplicates if sort doesn't
	// pass them to our comparison function (as in google chrome).
	hasduplicate = false;
	[0, 0].sort( sortorder );
	support.detectduplicates = hasduplicate;

	return document;
};

sizzle.matches = function( expr, elements ) {
	return sizzle( expr, null, null, elements );
};

sizzle.matchesselector = function( elem, expr ) {
	// set document vars if needed
	if ( ( elem.ownerdocument || elem ) !== document ) {
		setdocument( elem );
	}

	// make sure that attribute selectors are quoted
	expr = expr.replace( rattributequotes, "='$1']" );

	// rbuggyqsa always contains :focus, so no need for an existence check
	if ( support.matchesselector && !documentisxml && (!rbuggymatches || !rbuggymatches.test(expr)) && !rbuggyqsa.test(expr) ) {
		try {
			var ret = matches.call( elem, expr );

			// ie 9's matchesselector returns false on disconnected nodes
			if ( ret || support.disconnectedmatch ||
					// as well, disconnected nodes are said to be in a document
					// fragment in ie 9
					elem.document && elem.document.nodetype !== 11 ) {
				return ret;
			}
		} catch(e) {}
	}

	return sizzle( expr, document, null, [elem] ).length > 0;
};

sizzle.contains = function( context, elem ) {
	// set document vars if needed
	if ( ( context.ownerdocument || context ) !== document ) {
		setdocument( context );
	}
	return contains( context, elem );
};

sizzle.attr = function( elem, name ) {
	var val;

	// set document vars if needed
	if ( ( elem.ownerdocument || elem ) !== document ) {
		setdocument( elem );
	}

	if ( !documentisxml ) {
		name = name.tolowercase();
	}
	if ( (val = expr.attrhandle[ name ]) ) {
		return val( elem );
	}
	if ( documentisxml || support.attributes ) {
		return elem.getattribute( name );
	}
	return ( (val = elem.getattributenode( name )) || elem.getattribute( name ) ) && elem[ name ] === true ?
		name :
		val && val.specified ? val.value : null;
};

sizzle.error = function( msg ) {
	throw new error( "syntax error, unrecognized expression: " + msg );
};

// document sorting and removing duplicates
sizzle.uniquesort = function( results ) {
	var elem,
		duplicates = [],
		i = 1,
		j = 0;

	// unless we *know* we can detect duplicates, assume their presence
	hasduplicate = !support.detectduplicates;
	results.sort( sortorder );

	if ( hasduplicate ) {
		for ( ; (elem = results[i]); i++ ) {
			if ( elem === results[ i - 1 ] ) {
				j = duplicates.push( i );
			}
		}
		while ( j-- ) {
			results.splice( duplicates[ j ], 1 );
		}
	}

	return results;
};

function siblingcheck( a, b ) {
	var cur = b && a,
		diff = cur && ( ~b.sourceindex || max_negative ) - ( ~a.sourceindex || max_negative );

	// use ie sourceindex if available on both nodes
	if ( diff ) {
		return diff;
	}

	// check if b follows a
	if ( cur ) {
		while ( (cur = cur.nextsibling) ) {
			if ( cur === b ) {
				return -1;
			}
		}
	}

	return a ? 1 : -1;
}

// returns a function to use in pseudos for input types
function createinputpseudo( type ) {
	return function( elem ) {
		var name = elem.nodename.tolowercase();
		return name === "input" && elem.type === type;
	};
}

// returns a function to use in pseudos for buttons
function createbuttonpseudo( type ) {
	return function( elem ) {
		var name = elem.nodename.tolowercase();
		return (name === "input" || name === "button") && elem.type === type;
	};
}

// returns a function to use in pseudos for positionals
function createpositionalpseudo( fn ) {
	return markfunction(function( argument ) {
		argument = +argument;
		return markfunction(function( seed, matches ) {
			var j,
				matchindexes = fn( [], seed.length, argument ),
				i = matchindexes.length;

			// match elements found at the specified indexes
			while ( i-- ) {
				if ( seed[ (j = matchindexes[i]) ] ) {
					seed[j] = !(matches[j] = seed[j]);
				}
			}
		});
	});
}

/**
 * utility function for retrieving the text value of an array of dom nodes
 * @param {array|element} elem
 */
gettext = sizzle.gettext = function( elem ) {
	var node,
		ret = "",
		i = 0,
		nodetype = elem.nodetype;

	if ( !nodetype ) {
		// if no nodetype, this is expected to be an array
		for ( ; (node = elem[i]); i++ ) {
			// do not traverse comment nodes
			ret += gettext( node );
		}
	} else if ( nodetype === 1 || nodetype === 9 || nodetype === 11 ) {
		// use textcontent for elements
		// innertext usage removed for consistency of new lines (see #11153)
		if ( typeof elem.textcontent === "string" ) {
			return elem.textcontent;
		} else {
			// traverse its children
			for ( elem = elem.firstchild; elem; elem = elem.nextsibling ) {
				ret += gettext( elem );
			}
		}
	} else if ( nodetype === 3 || nodetype === 4 ) {
		return elem.nodevalue;
	}
	// do not include comment or processing instruction nodes

	return ret;
};

expr = sizzle.selectors = {

	// can be adjusted by the user
	cachelength: 50,

	createpseudo: markfunction,

	match: matchexpr,

	find: {},

	relative: {
		">": { dir: "parentnode", first: true },
		" ": { dir: "parentnode" },
		"+": { dir: "previoussibling", first: true },
		"~": { dir: "previoussibling" }
	},

	prefilter: {
		"attr": function( match ) {
			match[1] = match[1].replace( runescape, funescape );

			// move the given value to match[3] whether quoted or unquoted
			match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );

			if ( match[2] === "~=" ) {
				match[3] = " " + match[3] + " ";
			}

			return match.slice( 0, 4 );
		},

		"child": function( match ) {
			/* matches from matchexpr["child"]
				1 type (only|nth|...)
				2 what (child|of-type)
				3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
				4 xn-component of xn+y argument ([+-]?\d*n|)
				5 sign of xn-component
				6 x of xn-component
				7 sign of y-component
				8 y of y-component
			*/
			match[1] = match[1].tolowercase();

			if ( match[1].slice( 0, 3 ) === "nth" ) {
				// nth-* requires argument
				if ( !match[3] ) {
					sizzle.error( match[0] );
				}

				// numeric x and y parameters for expr.filter.child
				// remember that false/true cast respectively to 0/1
				match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
				match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );

			// other types prohibit arguments
			} else if ( match[3] ) {
				sizzle.error( match[0] );
			}

			return match;
		},

		"pseudo": function( match ) {
			var excess,
				unquoted = !match[5] && match[2];

			if ( matchexpr["child"].test( match[0] ) ) {
				return null;
			}

			// accept quoted arguments as-is
			if ( match[4] ) {
				match[2] = match[4];

			// strip excess characters from unquoted arguments
			} else if ( unquoted && rpseudo.test( unquoted ) &&
				// get excess from tokenize (recursively)
				(excess = tokenize( unquoted, true )) &&
				// advance to the next closing parenthesis
				(excess = unquoted.indexof( ")", unquoted.length - excess ) - unquoted.length) ) {

				// excess is a negative index
				match[0] = match[0].slice( 0, excess );
				match[2] = unquoted.slice( 0, excess );
			}

			// return only captures needed by the pseudo filter method (type and argument)
			return match.slice( 0, 3 );
		}
	},

	filter: {

		"tag": function( nodename ) {
			if ( nodename === "*" ) {
				return function() { return true; };
			}

			nodename = nodename.replace( runescape, funescape ).tolowercase();
			return function( elem ) {
				return elem.nodename && elem.nodename.tolowercase() === nodename;
			};
		},

		"class": function( classname ) {
			var pattern = classcache[ classname + " " ];

			return pattern ||
				(pattern = new regexp( "(^|" + whitespace + ")" + classname + "(" + whitespace + "|$)" )) &&
				classcache( classname, function( elem ) {
					return pattern.test( elem.classname || (typeof elem.getattribute !== strundefined && elem.getattribute("class")) || "" );
				});
		},

		"attr": function( name, operator, check ) {
			return function( elem ) {
				var result = sizzle.attr( elem, name );

				if ( result == null ) {
					return operator === "!=";
				}
				if ( !operator ) {
					return true;
				}

				result += "";

				return operator === "=" ? result === check :
					operator === "!=" ? result !== check :
					operator === "^=" ? check && result.indexof( check ) === 0 :
					operator === "*=" ? check && result.indexof( check ) > -1 :
					operator === "$=" ? check && result.slice( -check.length ) === check :
					operator === "~=" ? ( " " + result + " " ).indexof( check ) > -1 :
					operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
					false;
			};
		},

		"child": function( type, what, argument, first, last ) {
			var simple = type.slice( 0, 3 ) !== "nth",
				forward = type.slice( -4 ) !== "last",
				oftype = what === "of-type";

			return first === 1 && last === 0 ?

				// shortcut for :nth-*(n)
				function( elem ) {
					return !!elem.parentnode;
				} :

				function( elem, context, xml ) {
					var cache, outercache, node, diff, nodeindex, start,
						dir = simple !== forward ? "nextsibling" : "previoussibling",
						parent = elem.parentnode,
						name = oftype && elem.nodename.tolowercase(),
						usecache = !xml && !oftype;

					if ( parent ) {

						// :(first|last|only)-(child|of-type)
						if ( simple ) {
							while ( dir ) {
								node = elem;
								while ( (node = node[ dir ]) ) {
									if ( oftype ? node.nodename.tolowercase() === name : node.nodetype === 1 ) {
										return false;
									}
								}
								// reverse direction for :only-* (if we haven't yet done so)
								start = dir = type === "only" && !start && "nextsibling";
							}
							return true;
						}

						start = [ forward ? parent.firstchild : parent.lastchild ];

						// non-xml :nth-child(...) stores cache data on `parent`
						if ( forward && usecache ) {
							// seek `elem` from a previously-cached index
							outercache = parent[ expando ] || (parent[ expando ] = {});
							cache = outercache[ type ] || [];
							nodeindex = cache[0] === dirruns && cache[1];
							diff = cache[0] === dirruns && cache[2];
							node = nodeindex && parent.childnodes[ nodeindex ];

							while ( (node = ++nodeindex && node && node[ dir ] ||

								// fallback to seeking `elem` from the start
								(diff = nodeindex = 0) || start.pop()) ) {

								// when found, cache indexes on `parent` and break
								if ( node.nodetype === 1 && ++diff && node === elem ) {
									outercache[ type ] = [ dirruns, nodeindex, diff ];
									break;
								}
							}

						// use previously-cached element index if available
						} else if ( usecache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
							diff = cache[1];

						// xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
						} else {
							// use the same loop as above to seek `elem` from the start
							while ( (node = ++nodeindex && node && node[ dir ] ||
								(diff = nodeindex = 0) || start.pop()) ) {

								if ( ( oftype ? node.nodename.tolowercase() === name : node.nodetype === 1 ) && ++diff ) {
									// cache the index of each encountered element
									if ( usecache ) {
										(node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
									}

									if ( node === elem ) {
										break;
									}
								}
							}
						}

						// incorporate the offset, then check against cycle size
						diff -= last;
						return diff === first || ( diff % first === 0 && diff / first >= 0 );
					}
				};
		},

		"pseudo": function( pseudo, argument ) {
			// pseudo-class names are case-insensitive
			// http://www.w3.org/tr/selectors/#pseudo-classes
			// prioritize by case sensitivity in case custom pseudos are added with uppercase letters
			// remember that setfilters inherits from pseudos
			var args,
				fn = expr.pseudos[ pseudo ] || expr.setfilters[ pseudo.tolowercase() ] ||
					sizzle.error( "unsupported pseudo: " + pseudo );

			// the user may use createpseudo to indicate that
			// arguments are needed to create the filter function
			// just as sizzle does
			if ( fn[ expando ] ) {
				return fn( argument );
			}

			// but maintain support for old signatures
			if ( fn.length > 1 ) {
				args = [ pseudo, pseudo, "", argument ];
				return expr.setfilters.hasownproperty( pseudo.tolowercase() ) ?
					markfunction(function( seed, matches ) {
						var idx,
							matched = fn( seed, argument ),
							i = matched.length;
						while ( i-- ) {
							idx = indexof.call( seed, matched[i] );
							seed[ idx ] = !( matches[ idx ] = matched[i] );
						}
					}) :
					function( elem ) {
						return fn( elem, 0, args );
					};
			}

			return fn;
		}
	},

	pseudos: {
		// potentially complex pseudos
		"not": markfunction(function( selector ) {
			// trim the selector passed to compile
			// to avoid treating leading and trailing
			// spaces as combinators
			var input = [],
				results = [],
				matcher = compile( selector.replace( rtrim, "$1" ) );

			return matcher[ expando ] ?
				markfunction(function( seed, matches, context, xml ) {
					var elem,
						unmatched = matcher( seed, null, xml, [] ),
						i = seed.length;

					// match elements unmatched by `matcher`
					while ( i-- ) {
						if ( (elem = unmatched[i]) ) {
							seed[i] = !(matches[i] = elem);
						}
					}
				}) :
				function( elem, context, xml ) {
					input[0] = elem;
					matcher( input, null, xml, results );
					return !results.pop();
				};
		}),

		"has": markfunction(function( selector ) {
			return function( elem ) {
				return sizzle( selector, elem ).length > 0;
			};
		}),

		"contains": markfunction(function( text ) {
			return function( elem ) {
				return ( elem.textcontent || elem.innertext || gettext( elem ) ).indexof( text ) > -1;
			};
		}),

		// "whether an element is represented by a :lang() selector
		// is based solely on the element's language value
		// being equal to the identifier c,
		// or beginning with the identifier c immediately followed by "-".
		// the matching of c against the element's language value is performed case-insensitively.
		// the identifier c does not have to be a valid language name."
		// http://www.w3.org/tr/selectors/#lang-pseudo
		"lang": markfunction( function( lang ) {
			// lang value must be a valid identifider
			if ( !ridentifier.test(lang || "") ) {
				sizzle.error( "unsupported lang: " + lang );
			}
			lang = lang.replace( runescape, funescape ).tolowercase();
			return function( elem ) {
				var elemlang;
				do {
					if ( (elemlang = documentisxml ?
						elem.getattribute("xml:lang") || elem.getattribute("lang") :
						elem.lang) ) {

						elemlang = elemlang.tolowercase();
						return elemlang === lang || elemlang.indexof( lang + "-" ) === 0;
					}
				} while ( (elem = elem.parentnode) && elem.nodetype === 1 );
				return false;
			};
		}),

		// miscellaneous
		"target": function( elem ) {
			var hash = window.location && window.location.hash;
			return hash && hash.slice( 1 ) === elem.id;
		},

		"root": function( elem ) {
			return elem === docelem;
		},

		"focus": function( elem ) {
			return elem === document.activeelement && (!document.hasfocus || document.hasfocus()) && !!(elem.type || elem.href || ~elem.tabindex);
		},

		// boolean properties
		"enabled": function( elem ) {
			return elem.disabled === false;
		},

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

		"checked": function( elem ) {
			// in css3, :checked should return both checked and selected elements
			// http://www.w3.org/tr/2011/rec-css3-selectors-20110929/#checked
			var nodename = elem.nodename.tolowercase();
			return (nodename === "input" && !!elem.checked) || (nodename === "option" && !!elem.selected);
		},

		"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;
		},

		// contents
		"empty": function( elem ) {
			// http://www.w3.org/tr/selectors/#empty-pseudo
			// :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
			//   not comment, processing instructions, or others
			// thanks to diego perini for the nodename shortcut
			//   greater than "@" means alpha characters (specifically not starting with "#" or "?")
			for ( elem = elem.firstchild; elem; elem = elem.nextsibling ) {
				if ( elem.nodename > "@" || elem.nodetype === 3 || elem.nodetype === 4 ) {
					return false;
				}
			}
			return true;
		},

		"parent": function( elem ) {
			return !expr.pseudos["empty"]( elem );
		},

		// element/input types
		"header": function( elem ) {
			return rheader.test( elem.nodename );
		},

		"input": function( elem ) {
			return rinputs.test( elem.nodename );
		},

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

		"text": function( elem ) {
			var attr;
			// 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" &&
				elem.type === "text" &&
				( (attr = elem.getattribute("type")) == null || attr.tolowercase() === elem.type );
		},

		// position-in-collection
		"first": createpositionalpseudo(function() {
			return [ 0 ];
		}),

		"last": createpositionalpseudo(function( matchindexes, length ) {
			return [ length - 1 ];
		}),

		"eq": createpositionalpseudo(function( matchindexes, length, argument ) {
			return [ argument < 0 ? argument + length : argument ];
		}),

		"even": createpositionalpseudo(function( matchindexes, length ) {
			var i = 0;
			for ( ; i < length; i += 2 ) {
				matchindexes.push( i );
			}
			return matchindexes;
		}),

		"odd": createpositionalpseudo(function( matchindexes, length ) {
			var i = 1;
			for ( ; i < length; i += 2 ) {
				matchindexes.push( i );
			}
			return matchindexes;
		}),

		"lt": createpositionalpseudo(function( matchindexes, length, argument ) {
			var i = argument < 0 ? argument + length : argument;
			for ( ; --i >= 0; ) {
				matchindexes.push( i );
			}
			return matchindexes;
		}),

		"gt": createpositionalpseudo(function( matchindexes, length, argument ) {
			var i = argument < 0 ? argument + length : argument;
			for ( ; ++i < length; ) {
				matchindexes.push( i );
			}
			return matchindexes;
		})
	}
};

// add button/input type pseudos
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
	expr.pseudos[ i ] = createinputpseudo( i );
}
for ( i in { submit: true, reset: true } ) {
	expr.pseudos[ i ] = createbuttonpseudo( i );
}

function tokenize( selector, parseonly ) {
	var matched, match, tokens, type,
		sofar, groups, prefilters,
		cached = tokencache[ selector + " " ];

	if ( cached ) {
		return parseonly ? 0 : cached.slice( 0 );
	}

	sofar = selector;
	groups = [];
	prefilters = expr.prefilter;

	while ( sofar ) {

		// comma and first run
		if ( !matched || (match = rcomma.exec( sofar )) ) {
			if ( match ) {
				// don't consume trailing commas as valid
				sofar = sofar.slice( match[0].length ) || sofar;
			}
			groups.push( tokens = [] );
		}

		matched = false;

		// combinators
		if ( (match = rcombinators.exec( sofar )) ) {
			matched = match.shift();
			tokens.push( {
				value: matched,
				// cast descendant combinators to space
				type: match[0].replace( rtrim, " " )
			} );
			sofar = sofar.slice( matched.length );
		}

		// filters
		for ( type in expr.filter ) {
			if ( (match = matchexpr[ type ].exec( sofar )) && (!prefilters[ type ] ||
				(match = prefilters[ type ]( match ))) ) {
				matched = match.shift();
				tokens.push( {
					value: matched,
					type: type,
					matches: match
				} );
				sofar = sofar.slice( matched.length );
			}
		}

		if ( !matched ) {
			break;
		}
	}

	// return the length of the invalid excess
	// if we're just parsing
	// otherwise, throw an error or return tokens
	return parseonly ?
		sofar.length :
		sofar ?
			sizzle.error( selector ) :
			// cache the tokens
			tokencache( selector, groups ).slice( 0 );
}

function toselector( tokens ) {
	var i = 0,
		len = tokens.length,
		selector = "";
	for ( ; i < len; i++ ) {
		selector += tokens[i].value;
	}
	return selector;
}

function addcombinator( matcher, combinator, base ) {
	var dir = combinator.dir,
		checknonelements = base && dir === "parentnode",
		donename = done++;

	return combinator.first ?
		// check against closest ancestor/preceding element
		function( elem, context, xml ) {
			while ( (elem = elem[ dir ]) ) {
				if ( elem.nodetype === 1 || checknonelements ) {
					return matcher( elem, context, xml );
				}
			}
		} :

		// check against all ancestor/preceding elements
		function( elem, context, xml ) {
			var data, cache, outercache,
				dirkey = dirruns + " " + donename;

			// we can't set arbitrary data on xml nodes, so they don't benefit from dir caching
			if ( xml ) {
				while ( (elem = elem[ dir ]) ) {
					if ( elem.nodetype === 1 || checknonelements ) {
						if ( matcher( elem, context, xml ) ) {
							return true;
						}
					}
				}
			} else {
				while ( (elem = elem[ dir ]) ) {
					if ( elem.nodetype === 1 || checknonelements ) {
						outercache = elem[ expando ] || (elem[ expando ] = {});
						if ( (cache = outercache[ dir ]) && cache[0] === dirkey ) {
							if ( (data = cache[1]) === true || data === cachedruns ) {
								return data === true;
							}
						} else {
							cache = outercache[ dir ] = [ dirkey ];
							cache[1] = matcher( elem, context, xml ) || cachedruns;
							if ( cache[1] === true ) {
								return true;
							}
						}
					}
				}
			}
		};
}

function elementmatcher( matchers ) {
	return matchers.length > 1 ?
		function( elem, context, xml ) {
			var i = matchers.length;
			while ( i-- ) {
				if ( !matchers[i]( elem, context, xml ) ) {
					return false;
				}
			}
			return true;
		} :
		matchers[0];
}

function condense( unmatched, map, filter, context, xml ) {
	var elem,
		newunmatched = [],
		i = 0,
		len = unmatched.length,
		mapped = map != null;

	for ( ; i < len; i++ ) {
		if ( (elem = unmatched[i]) ) {
			if ( !filter || filter( elem, context, xml ) ) {
				newunmatched.push( elem );
				if ( mapped ) {
					map.push( i );
				}
			}
		}
	}

	return newunmatched;
}

function setmatcher( prefilter, selector, matcher, postfilter, postfinder, postselector ) {
	if ( postfilter && !postfilter[ expando ] ) {
		postfilter = setmatcher( postfilter );
	}
	if ( postfinder && !postfinder[ expando ] ) {
		postfinder = setmatcher( postfinder, postselector );
	}
	return markfunction(function( seed, results, context, xml ) {
		var temp, i, elem,
			premap = [],
			postmap = [],
			preexisting = results.length,

			// get initial elements from seed or context
			elems = seed || multiplecontexts( selector || "*", context.nodetype ? [ context ] : context, [] ),

			// prefilter to get matcher input, preserving a map for seed-results synchronization
			matcherin = prefilter && ( seed || !selector ) ?
				condense( elems, premap, prefilter, context, xml ) :
				elems,

			matcherout = matcher ?
				// if we have a postfinder, or filtered seed, or non-seed postfilter or preexisting results,
				postfinder || ( seed ? prefilter : preexisting || postfilter ) ?

					// ...intermediate processing is necessary
					[] :

					// ...otherwise use results directly
					results :
				matcherin;

		// find primary matches
		if ( matcher ) {
			matcher( matcherin, matcherout, context, xml );
		}

		// apply postfilter
		if ( postfilter ) {
			temp = condense( matcherout, postmap );
			postfilter( temp, [], context, xml );

			// un-match failing elements by moving them back to matcherin
			i = temp.length;
			while ( i-- ) {
				if ( (elem = temp[i]) ) {
					matcherout[ postmap[i] ] = !(matcherin[ postmap[i] ] = elem);
				}
			}
		}

		if ( seed ) {
			if ( postfinder || prefilter ) {
				if ( postfinder ) {
					// get the final matcherout by condensing this intermediate into postfinder contexts
					temp = [];
					i = matcherout.length;
					while ( i-- ) {
						if ( (elem = matcherout[i]) ) {
							// restore matcherin since elem is not yet a final match
							temp.push( (matcherin[i] = elem) );
						}
					}
					postfinder( null, (matcherout = []), temp, xml );
				}

				// move matched elements from seed to results to keep them synchronized
				i = matcherout.length;
				while ( i-- ) {
					if ( (elem = matcherout[i]) &&
						(temp = postfinder ? indexof.call( seed, elem ) : premap[i]) > -1 ) {

						seed[temp] = !(results[temp] = elem);
					}
				}
			}

		// add elements to results, through postfinder if defined
		} else {
			matcherout = condense(
				matcherout === results ?
					matcherout.splice( preexisting, matcherout.length ) :
					matcherout
			);
			if ( postfinder ) {
				postfinder( null, results, matcherout, xml );
			} else {
				push.apply( results, matcherout );
			}
		}
	});
}

function matcherfromtokens( tokens ) {
	var checkcontext, matcher, j,
		len = tokens.length,
		leadingrelative = expr.relative[ tokens[0].type ],
		implicitrelative = leadingrelative || expr.relative[" "],
		i = leadingrelative ? 1 : 0,

		// the foundational matcher ensures that elements are reachable from top-level context(s)
		matchcontext = addcombinator( function( elem ) {
			return elem === checkcontext;
		}, implicitrelative, true ),
		matchanycontext = addcombinator( function( elem ) {
			return indexof.call( checkcontext, elem ) > -1;
		}, implicitrelative, true ),
		matchers = [ function( elem, context, xml ) {
			return ( !leadingrelative && ( xml || context !== outermostcontext ) ) || (
				(checkcontext = context).nodetype ?
					matchcontext( elem, context, xml ) :
					matchanycontext( elem, context, xml ) );
		} ];

	for ( ; i < len; i++ ) {
		if ( (matcher = expr.relative[ tokens[i].type ]) ) {
			matchers = [ addcombinator(elementmatcher( matchers ), matcher) ];
		} else {
			matcher = expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );

			// return special upon seeing a positional matcher
			if ( matcher[ expando ] ) {
				// find the next relative operator (if any) for proper handling
				j = ++i;
				for ( ; j < len; j++ ) {
					if ( expr.relative[ tokens[j].type ] ) {
						break;
					}
				}
				return setmatcher(
					i > 1 && elementmatcher( matchers ),
					i > 1 && toselector( tokens.slice( 0, i - 1 ) ).replace( rtrim, "$1" ),
					matcher,
					i < j && matcherfromtokens( tokens.slice( i, j ) ),
					j < len && matcherfromtokens( (tokens = tokens.slice( j )) ),
					j < len && toselector( tokens )
				);
			}
			matchers.push( matcher );
		}
	}

	return elementmatcher( matchers );
}

function matcherfromgroupmatchers( elementmatchers, setmatchers ) {
	// a counter to specify which element is currently being matched
	var matchercachedruns = 0,
		byset = setmatchers.length > 0,
		byelement = elementmatchers.length > 0,
		supermatcher = function( seed, context, xml, results, expandcontext ) {
			var elem, j, matcher,
				setmatched = [],
				matchedcount = 0,
				i = "0",
				unmatched = seed && [],
				outermost = expandcontext != null,
				contextbackup = outermostcontext,
				// we must always have either seed elements or context
				elems = seed || byelement && expr.find["tag"]( "*", expandcontext && context.parentnode || context ),
				// use integer dirruns iff this is the outermost matcher
				dirrunsunique = (dirruns += contextbackup == null ? 1 : math.random() || 0.1);

			if ( outermost ) {
				outermostcontext = context !== document && context;
				cachedruns = matchercachedruns;
			}

			// add elements passing elementmatchers directly to results
			// keep `i` a string if there are no elements so `matchedcount` will be "00" below
			for ( ; (elem = elems[i]) != null; i++ ) {
				if ( byelement && elem ) {
					j = 0;
					while ( (matcher = elementmatchers[j++]) ) {
						if ( matcher( elem, context, xml ) ) {
							results.push( elem );
							break;
						}
					}
					if ( outermost ) {
						dirruns = dirrunsunique;
						cachedruns = ++matchercachedruns;
					}
				}

				// track unmatched elements for set filters
				if ( byset ) {
					// they will have gone through all possible matchers
					if ( (elem = !matcher && elem) ) {
						matchedcount--;
					}

					// lengthen the array for every element, matched or not
					if ( seed ) {
						unmatched.push( elem );
					}
				}
			}

			// apply set filters to unmatched elements
			matchedcount += i;
			if ( byset && i !== matchedcount ) {
				j = 0;
				while ( (matcher = setmatchers[j++]) ) {
					matcher( unmatched, setmatched, context, xml );
				}

				if ( seed ) {
					// reintegrate element matches to eliminate the need for sorting
					if ( matchedcount > 0 ) {
						while ( i-- ) {
							if ( !(unmatched[i] || setmatched[i]) ) {
								setmatched[i] = pop.call( results );
							}
						}
					}

					// discard index placeholder values to get only actual matches
					setmatched = condense( setmatched );
				}

				// add matches to results
				push.apply( results, setmatched );

				// seedless set matches succeeding multiple successful matchers stipulate sorting
				if ( outermost && !seed && setmatched.length > 0 &&
					( matchedcount + setmatchers.length ) > 1 ) {

					sizzle.uniquesort( results );
				}
			}

			// override manipulation of globals by nested matchers
			if ( outermost ) {
				dirruns = dirrunsunique;
				outermostcontext = contextbackup;
			}

			return unmatched;
		};

	return byset ?
		markfunction( supermatcher ) :
		supermatcher;
}

compile = sizzle.compile = function( selector, group /* internal use only */ ) {
	var i,
		setmatchers = [],
		elementmatchers = [],
		cached = compilercache[ selector + " " ];

	if ( !cached ) {
		// generate a function of recursive functions that can be used to check each element
		if ( !group ) {
			group = tokenize( selector );
		}
		i = group.length;
		while ( i-- ) {
			cached = matcherfromtokens( group[i] );
			if ( cached[ expando ] ) {
				setmatchers.push( cached );
			} else {
				elementmatchers.push( cached );
			}
		}

		// cache the compiled function
		cached = compilercache( selector, matcherfromgroupmatchers( elementmatchers, setmatchers ) );
	}
	return cached;
};

function multiplecontexts( selector, contexts, results ) {
	var i = 0,
		len = contexts.length;
	for ( ; i < len; i++ ) {
		sizzle( selector, contexts[i], results );
	}
	return results;
}

function select( selector, context, results, seed ) {
	var i, tokens, token, type, find,
		match = tokenize( selector );

	if ( !seed ) {
		// try to minimize operations if there is only one group
		if ( match.length === 1 ) {

			// take a shortcut and set the context if the root selector is an id
			tokens = match[0] = match[0].slice( 0 );
			if ( tokens.length > 2 && (token = tokens[0]).type === "id" &&
					context.nodetype === 9 && !documentisxml &&
					expr.relative[ tokens[1].type ] ) {

				context = expr.find["id"]( token.matches[0].replace( runescape, funescape ), context )[0];
				if ( !context ) {
					return results;
				}

				selector = selector.slice( tokens.shift().value.length );
			}

			// fetch a seed set for right-to-left matching
			i = matchexpr["needscontext"].test( selector ) ? 0 : tokens.length;
			while ( i-- ) {
				token = tokens[i];

				// abort if we hit a combinator
				if ( expr.relative[ (type = token.type) ] ) {
					break;
				}
				if ( (find = expr.find[ type ]) ) {
					// search, expanding context for leading sibling combinators
					if ( (seed = find(
						token.matches[0].replace( runescape, funescape ),
						rsibling.test( tokens[0].type ) && context.parentnode || context
					)) ) {

						// if seed is empty or no tokens remain, we can return early
						tokens.splice( i, 1 );
						selector = seed.length && toselector( tokens );
						if ( !selector ) {
							push.apply( results, slice.call( seed, 0 ) );
							return results;
						}

						break;
					}
				}
			}
		}
	}

	// compile and execute a filtering function
	// provide `match` to avoid retokenization if we modified the selector above
	compile( selector, match )(
		seed,
		context,
		documentisxml,
		results,
		rsibling.test( selector )
	);
	return results;
}

// deprecated
expr.pseudos["nth"] = expr.pseudos["eq"];

// easy api for creating new setfilters
function setfilters() {}
expr.filters = setfilters.prototype = expr.pseudos;
expr.setfilters = new setfilters();

// initialize with the default document
setdocument();

// override sizzle attribute retrieval
sizzle.attr = jquery.attr;
jquery.find = sizzle;
jquery.expr = sizzle.selectors;
jquery.expr[":"] = jquery.expr.pseudos;
jquery.unique = sizzle.uniquesort;
jquery.text = sizzle.gettext;
jquery.isxmldoc = sizzle.isxml;
jquery.contains = sizzle.contains;


})( window );
var runtil = /until$/,
	rparentsprev = /^(?:parents|prev(?:until|all))/,
	issimple = /^.[^:#\[\.,]*$/,
	rneedscontext = jquery.expr.match.needscontext,
	// 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 i, ret, self,
			len = this.length;

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

		ret = [];
		for ( i = 0; i < len; i++ ) {
			jquery.find( selector, this[ i ], ret );
		}

		// needed because $( selector, context ) becomes $( context ).find( selector )
		ret = this.pushstack( len > 1 ? jquery.unique( ret ) : ret );
		ret.selector = ( this.selector ? this.selector + " " : "" ) + selector;
		return ret;
	},

	has: function( target ) {
		var i,
			targets = jquery( target, this ),
			len = targets.length;

		return this.filter(function() {
			for ( i = 0; i < len; i++ ) {
				if ( jquery.contains( this, targets[i] ) ) {
					return true;
				}
			}
		});
	},

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

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

	is: function( selector ) {
		return !!selector && (
			typeof selector === "string" ?
				// if this is a positional/relative selector, check membership in the returned set
				// so $("p:first").is("p:last") won't return true for a doc with two "p".
				rneedscontext.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 cur,
			i = 0,
			l = this.length,
			ret = [],
			pos = rneedscontext.test( selectors ) || typeof selectors !== "string" ?
				jquery( selectors, context || this.context ) :
				0;

		for ( ; i < l; i++ ) {
			cur = this[i];

			while ( cur && cur.ownerdocument && cur !== context && cur.nodetype !== 11 ) {
				if ( pos ? pos.index(cur) > -1 : jquery.find.matchesselector(cur, selectors) ) {
					ret.push( cur );
					break;
				}
				cur = cur.parentnode;
			}
		}

		return this.pushstack( ret.length > 1 ? jquery.unique( ret ) : ret );
	},

	// 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.first().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( jquery.unique(all) );
	},

	addback: function( selector ) {
		return this.add( selector == null ?
			this.prevobject : this.prevobject.filter(selector)
		);
	}
});

jquery.fn.andself = jquery.fn.addback;

function sibling( cur, dir ) {
	do {
		cur = cur[ dir ];
	} while ( cur && cur.nodetype !== 1 );

	return cur;
}

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 sibling( elem, "nextsibling" );
	},
	prev: function( elem ) {
		return sibling( elem, "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.merge( [], elem.childnodes );
	}
}, function( name, fn ) {
	jquery.fn[ name ] = function( until, selector ) {
		var ret = jquery.map( this, fn, until );

		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 && rparentsprev.test( name ) ) {
			ret = ret.reverse();
		}

		return this.pushstack( ret );
	};
});

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;
	},

	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 ) {
			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 ) {
		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|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
		"header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
	rinlinejquery = / jquery\d+="(?:null|\d+)"/g,
	rnoshimcache = new regexp("<(?:" + nodenames + ")[\\s/>]", "i"),
	rleadingwhitespace = /^\s+/,
	rxhtmltag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
	rtagname = /<([\w:]+)/,
	rtbody = /<tbody/i,
	rhtml = /<|&#?\w+;/,
	rnoinnerhtml = /<(?:script|style|link)/i,
	manipulation_rcheckabletype = /^(?:checkbox|radio)$/i,
	// checked="checked" or checked
	rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
	rscripttype = /^$|\/(?:java|ecma)script/i,
	rscripttypemasked = /^true\/(.*)/,
	rcleanscript = /^\s*<!(?:\[cdata\[|--)|(?:\]\]|--)>\s*$/g,

	// we have to close these tags to support xhtml (#13200)
	wrapmap = {
		option: [ 1, "<select multiple='multiple'>", "</select>" ],
		legend: [ 1, "<fieldset>", "</fieldset>" ],
		area: [ 1, "<map>", "</map>" ],
		param: [ 1, "<object>", "</object>" ],
		thead: [ 1, "<table>", "</table>" ],
		tr: [ 2, "<table><tbody>", "</tbody></table>" ],
		col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
		td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],

		// ie6-8 can't serialize link, script, style, or any html5 (noscope) tags,
		// unless wrapped in a div with non-breaking characters in front of it.
		_default: jquery.support.htmlserialize ? [ 0, "", "" ] : [ 1, "x<div>", "</div>"  ]
	},
	safefragment = createsafefragment( document ),
	fragmentdiv = safefragment.appendchild( document.createelement("div") );

wrapmap.optgroup = wrapmap.option;
wrapmap.tbody = wrapmap.tfoot = wrapmap.colgroup = wrapmap.caption = wrapmap.thead;
wrapmap.th = wrapmap.td;

jquery.fn.extend({
	text: function( value ) {
		return jquery.access( this, function( value ) {
			return value === undefined ?
				jquery.text( this ) :
				this.empty().append( ( this[0] && this[0].ownerdocument || document ).createtextnode( value ) );
		}, null, value, arguments.length );
	},

	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 ) {
		var isfunction = jquery.isfunction( html );

		return this.each(function(i) {
			jquery( this ).wrapall( isfunction ? html.call(this, i) : 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.nodetype === 11 || this.nodetype === 9 ) {
				this.appendchild( elem );
			}
		});
	},

	prepend: function() {
		return this.dommanip(arguments, true, function( elem ) {
			if ( this.nodetype === 1 || this.nodetype === 11 || this.nodetype === 9 ) {
				this.insertbefore( elem, this.firstchild );
			}
		});
	},

	before: function() {
		return this.dommanip( arguments, false, function( elem ) {
			if ( this.parentnode ) {
				this.parentnode.insertbefore( elem, this );
			}
		});
	},

	after: function() {
		return this.dommanip( arguments, false, function( elem ) {
			if ( this.parentnode ) {
				this.parentnode.insertbefore( elem, this.nextsibling );
			}
		});
	},

	// keepdata is for internal use only--do not document
	remove: function( selector, keepdata ) {
		var elem,
			i = 0;

		for ( ; (elem = this[i]) != null; i++ ) {
			if ( !selector || jquery.filter( selector, [ elem ] ).length > 0 ) {
				if ( !keepdata && elem.nodetype === 1 ) {
					jquery.cleandata( getall( elem ) );
				}

				if ( elem.parentnode ) {
					if ( keepdata && jquery.contains( elem.ownerdocument, elem ) ) {
						setglobaleval( getall( elem, "script" ) );
					}
					elem.parentnode.removechild( elem );
				}
			}
		}

		return this;
	},

	empty: function() {
		var elem,
			i = 0;

		for ( ; (elem = this[i]) != null; i++ ) {
			// remove element nodes and prevent memory leaks
			if ( elem.nodetype === 1 ) {
				jquery.cleandata( getall( elem, false ) );
			}

			// remove any remaining nodes
			while ( elem.firstchild ) {
				elem.removechild( elem.firstchild );
			}

			// if this is a select, ensure that it displays empty (#12336)
			// support: ie<9
			if ( elem.options && jquery.nodename( elem, "select" ) ) {
				elem.options.length = 0;
			}
		}

		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 ) {
		return jquery.access( this, function( value ) {
			var elem = this[0] || {},
				i = 0,
				l = this.length;

			if ( value === undefined ) {
				return elem.nodetype === 1 ?
					elem.innerhtml.replace( rinlinejquery, "" ) :
					undefined;
			}

			// see if we can take a shortcut and just use innerhtml
			if ( typeof value === "string" && !rnoinnerhtml.test( value ) &&
				( jquery.support.htmlserialize || !rnoshimcache.test( value )  ) &&
				( jquery.support.leadingwhitespace || !rleadingwhitespace.test( value ) ) &&
				!wrapmap[ ( rtagname.exec( value ) || ["", ""] )[1].tolowercase() ] ) {

				value = value.replace( rxhtmltag, "<$1></$2>" );

				try {
					for (; i < l; i++ ) {
						// remove element nodes and prevent memory leaks
						elem = this[i] || {};
						if ( elem.nodetype === 1 ) {
							jquery.cleandata( getall( elem, false ) );
							elem.innerhtml = value;
						}
					}

					elem = 0;

				// if using innerhtml throws an exception, use the fallback method
				} catch(e) {}
			}

			if ( elem ) {
				this.empty().append( value );
			}
		}, null, value, arguments.length );
	},

	replacewith: function( value ) {
		var isfunc = jquery.isfunction( value );

		// 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 ( !isfunc && typeof value !== "string" ) {
			value = jquery( value ).not( this ).detach();
		}

		return this.dommanip( [ value ], true, function( elem ) {
			var next = this.nextsibling,
				parent = this.parentnode;

			if ( parent ) {
				jquery( this ).remove();
				parent.insertbefore( elem, next );
			}
		});
	},

	detach: function( selector ) {
		return this.remove( selector, true );
	},

	dommanip: function( args, table, callback ) {

		// flatten any nested arrays
		args = core_concat.apply( [], args );

		var first, node, hasscripts,
			scripts, doc, fragment,
			i = 0,
			l = this.length,
			set = this,
			inoclone = l - 1,
			value = args[0],
			isfunction = jquery.isfunction( value );

		// we can't clonenode fragments that contain checked, in webkit
		if ( isfunction || !( l <= 1 || typeof value !== "string" || jquery.support.checkclone || !rchecked.test( value ) ) ) {
			return this.each(function( index ) {
				var self = set.eq( index );
				if ( isfunction ) {
					args[0] = value.call( this, index, table ? self.html() : undefined );
				}
				self.dommanip( args, table, callback );
			});
		}

		if ( l ) {
			fragment = jquery.buildfragment( args, this[ 0 ].ownerdocument, false, this );
			first = fragment.firstchild;

			if ( fragment.childnodes.length === 1 ) {
				fragment = first;
			}

			if ( first ) {
				table = table && jquery.nodename( first, "tr" );
				scripts = jquery.map( getall( fragment, "script" ), disablescript );
				hasscripts = scripts.length;

				// use the original fragment for the last item instead of the first because it can end up
				// being emptied incorrectly in certain situations (#8070).
				for ( ; i < l; i++ ) {
					node = fragment;

					if ( i !== inoclone ) {
						node = jquery.clone( node, true, true );

						// keep references to cloned scripts for later restoration
						if ( hasscripts ) {
							jquery.merge( scripts, getall( node, "script" ) );
						}
					}

					callback.call(
						table && jquery.nodename( this[i], "table" ) ?
							findorappend( this[i], "tbody" ) :
							this[i],
						node,
						i
					);
				}

				if ( hasscripts ) {
					doc = scripts[ scripts.length - 1 ].ownerdocument;

					// reenable scripts
					jquery.map( scripts, restorescript );

					// evaluate executable scripts on first document insertion
					for ( i = 0; i < hasscripts; i++ ) {
						node = scripts[ i ];
						if ( rscripttype.test( node.type || "" ) &&
							!jquery._data( node, "globaleval" ) && jquery.contains( doc, node ) ) {

							if ( node.src ) {
								// hope ajax is available...
								jquery.ajax({
									url: node.src,
									type: "get",
									datatype: "script",
									async: false,
									global: false,
									"throws": true
								});
							} else {
								jquery.globaleval( ( node.text || node.textcontent || node.innerhtml || "" ).replace( rcleanscript, "" ) );
							}
						}
					}
				}

				// fix #11809: avoid leaking memory
				fragment = first = null;
			}
		}

		return this;
	}
});

function findorappend( elem, tag ) {
	return elem.getelementsbytagname( tag )[0] || elem.appendchild( elem.ownerdocument.createelement( tag ) );
}

// replace/restore the type attribute of script elements for safe dom manipulation
function disablescript( elem ) {
	var attr = elem.getattributenode("type");
	elem.type = ( attr && attr.specified ) + "/" + elem.type;
	return elem;
}
function restorescript( elem ) {
	var match = rscripttypemasked.exec( elem.type );
	if ( match ) {
		elem.type = match[1];
	} else {
		elem.removeattribute("type");
	}
	return elem;
}

// mark scripts as having already been evaluated
function setglobaleval( elems, refelements ) {
	var elem,
		i = 0;
	for ( ; (elem = elems[i]) != null; i++ ) {
		jquery._data( elem, "globaleval", !refelements || jquery._data( refelements[i], "globaleval" ) );
	}
}

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 ] );
			}
		}
	}

	// make the cloned public data object a copy from the original
	if ( curdata.data ) {
		curdata.data = jquery.extend( {}, curdata.data );
	}
}

function fixclonenodeissues( src, dest ) {
	var nodename, e, data;

	// we do not need to do anything for non-elements
	if ( dest.nodetype !== 1 ) {
		return;
	}

	nodename = dest.nodename.tolowercase();

	// ie6-8 copies events bound via attachevent when using clonenode.
	if ( !jquery.support.nocloneevent && dest[ jquery.expando ] ) {
		data = jquery._data( dest );

		for ( e in data.events ) {
			jquery.removeevent( dest, e, data.handle );
		}

		// event data gets referenced instead of copied if the expando gets copied too
		dest.removeattribute( jquery.expando );
	}

	// ie blanks contents when cloning scripts, and tries to evaluate newly-set text
	if ( nodename === "script" && dest.text !== src.text ) {
		disablescript( dest ).text = src.text;
		restorescript( dest );

	// ie6-10 improperly clones children of object elements using classid.
	// ie10 throws nomodificationallowederror if parent is null, #12132.
	} else if ( nodename === "object" ) {
		if ( dest.parentnode ) {
			dest.outerhtml = src.outerhtml;
		}

		// this path appears unavoidable for ie9. when cloning an object
		// element in ie9, the outerhtml strategy above is not sufficient.
		// if the src has innerhtml and the destination does not,
		// copy the src.innerhtml into the dest.innerhtml. #10324
		if ( jquery.support.html5clone && ( src.innerhtml && !jquery.trim(dest.innerhtml) ) ) {
			dest.innerhtml = src.innerhtml;
		}

	} else if ( nodename === "input" && manipulation_rcheckabletype.test( src.type ) ) {
		// 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

		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.defaultselected = 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;
	}
}

jquery.each({
	appendto: "append",
	prependto: "prepend",
	insertbefore: "before",
	insertafter: "after",
	replaceall: "replacewith"
}, function( name, original ) {
	jquery.fn[ name ] = function( selector ) {
		var elems,
			i = 0,
			ret = [],
			insert = jquery( selector ),
			last = insert.length - 1;

		for ( ; i <= last; i++ ) {
			elems = i === last ? this : this.clone(true);
			jquery( insert[i] )[ original ]( elems );

			// modern browsers can apply jquery collections as arrays, but oldie needs a .get()
			core_push.apply( ret, elems.get() );
		}

		return this.pushstack( ret );
	};
});

function getall( context, tag ) {
	var elems, elem,
		i = 0,
		found = typeof context.getelementsbytagname !== core_strundefined ? context.getelementsbytagname( tag || "*" ) :
			typeof context.queryselectorall !== core_strundefined ? context.queryselectorall( tag || "*" ) :
			undefined;

	if ( !found ) {
		for ( found = [], elems = context.childnodes || context; (elem = elems[i]) != null; i++ ) {
			if ( !tag || jquery.nodename( elem, tag ) ) {
				found.push( elem );
			} else {
				jquery.merge( found, getall( elem, tag ) );
			}
		}
	}

	return tag === undefined || tag && jquery.nodename( context, tag ) ?
		jquery.merge( [ context ], found ) :
		found;
}

// used in buildfragment, fixes the defaultchecked property
function fixdefaultchecked( elem ) {
	if ( manipulation_rcheckabletype.test( elem.type ) ) {
		elem.defaultchecked = elem.checked;
	}
}

jquery.extend({
	clone: function( elem, dataandevents, deepdataandevents ) {
		var destelements, node, clone, i, srcelements,
			inpage = jquery.contains( elem.ownerdocument, elem );

		if ( jquery.support.html5clone || jquery.isxmldoc(elem) || !rnoshimcache.test( "<" + elem.nodename + ">" ) ) {
			clone = elem.clonenode( true );

		// ie<=8 does not properly clone detached, unknown element nodes
		} else {
			fragmentdiv.innerhtml = elem.outerhtml;
			fragmentdiv.removechild( clone = fragmentdiv.firstchild );
		}

		if ( (!jquery.support.nocloneevent || !jquery.support.noclonechecked) &&
				(elem.nodetype === 1 || elem.nodetype === 11) && !jquery.isxmldoc(elem) ) {

			// we eschew sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
			destelements = getall( clone );
			srcelements = getall( elem );

			// fix all ie cloning issues
			for ( i = 0; (node = srcelements[i]) != null; ++i ) {
				// ensure that the destination node is not null; fixes #9587
				if ( destelements[i] ) {
					fixclonenodeissues( node, destelements[i] );
				}
			}
		}

		// copy the events from the original to the clone
		if ( dataandevents ) {
			if ( deepdataandevents ) {
				srcelements = srcelements || getall( elem );
				destelements = destelements || getall( clone );

				for ( i = 0; (node = srcelements[i]) != null; i++ ) {
					clonecopyevent( node, destelements[i] );
				}
			} else {
				clonecopyevent( elem, clone );
			}
		}

		// preserve script evaluation history
		destelements = getall( clone, "script" );
		if ( destelements.length > 0 ) {
			setglobaleval( destelements, !inpage && getall( elem, "script" ) );
		}

		destelements = srcelements = node = null;

		// return the cloned set
		return clone;
	},

	buildfragment: function( elems, context, scripts, selection ) {
		var j, elem, contains,
			tmp, tag, tbody, wrap,
			l = elems.length,

			// ensure a safe fragment
			safe = createsafefragment( context ),

			nodes = [],
			i = 0;

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

			if ( elem || elem === 0 ) {

				// add nodes directly
				if ( jquery.type( elem ) === "object" ) {
					jquery.merge( nodes, elem.nodetype ? [ elem ] : elem );

				// convert non-html into a text node
				} else if ( !rhtml.test( elem ) ) {
					nodes.push( context.createtextnode( elem ) );

				// convert html into dom nodes
				} else {
					tmp = tmp || safe.appendchild( context.createelement("div") );

					// deserialize a standard representation
					tag = ( rtagname.exec( elem ) || ["", ""] )[1].tolowercase();
					wrap = wrapmap[ tag ] || wrapmap._default;

					tmp.innerhtml = wrap[1] + elem.replace( rxhtmltag, "<$1></$2>" ) + wrap[2];

					// descend through wrappers to the right content
					j = wrap[0];
					while ( j-- ) {
						tmp = tmp.lastchild;
					}

					// manually add leading whitespace removed by ie
					if ( !jquery.support.leadingwhitespace && rleadingwhitespace.test( elem ) ) {
						nodes.push( context.createtextnode( rleadingwhitespace.exec( elem )[0] ) );
					}

					// remove ie's autoinserted <tbody> from table fragments
					if ( !jquery.support.tbody ) {

						// string was a <table>, *may* have spurious <tbody>
						elem = tag === "table" && !rtbody.test( elem ) ?
							tmp.firstchild :

							// string was a bare <thead> or <tfoot>
							wrap[1] === "<table>" && !rtbody.test( elem ) ?
								tmp :
								0;

						j = elem && elem.childnodes.length;
						while ( j-- ) {
							if ( jquery.nodename( (tbody = elem.childnodes[j]), "tbody" ) && !tbody.childnodes.length ) {
								elem.removechild( tbody );
							}
						}
					}

					jquery.merge( nodes, tmp.childnodes );

					// fix #12392 for webkit and ie > 9
					tmp.textcontent = "";

					// fix #12392 for oldie
					while ( tmp.firstchild ) {
						tmp.removechild( tmp.firstchild );
					}

					// remember the top-level container for proper cleanup
					tmp = safe.lastchild;
				}
			}
		}

		// fix #11356: clear elements from fragment
		if ( tmp ) {
			safe.removechild( tmp );
		}

		// reset defaultchecked for any radios and checkboxes
		// about to be appended to the dom in ie 6/7 (#8060)
		if ( !jquery.support.appendchecked ) {
			jquery.grep( getall( nodes, "input" ), fixdefaultchecked );
		}

		i = 0;
		while ( (elem = nodes[ i++ ]) ) {

			// #4087 - if origin and destination elements are the same, and this is
			// that element, do not do anything
			if ( selection && jquery.inarray( elem, selection ) !== -1 ) {
				continue;
			}

			contains = jquery.contains( elem.ownerdocument, elem );

			// append to fragment
			tmp = getall( safe.appendchild( elem ), "script" );

			// preserve script evaluation history
			if ( contains ) {
				setglobaleval( tmp );
			}

			// capture executables
			if ( scripts ) {
				j = 0;
				while ( (elem = tmp[ j++ ]) ) {
					if ( rscripttype.test( elem.type || "" ) ) {
						scripts.push( elem );
					}
				}
			}
		}

		tmp = null;

		return safe;
	},

	cleandata: function( elems, /* internal */ acceptdata ) {
		var elem, type, id, data,
			i = 0,
			internalkey = jquery.expando,
			cache = jquery.cache,
			deleteexpando = jquery.support.deleteexpando,
			special = jquery.event.special;

		for ( ; (elem = elems[i]) != null; i++ ) {

			if ( acceptdata || jquery.acceptdata( elem ) ) {

				id = elem[ internalkey ];
				data = id && cache[ id ];

				if ( data ) {
					if ( data.events ) {
						for ( 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 );
							}
						}
					}

					// remove cache only if it was not already removed by jquery.event.remove
					if ( cache[ id ] ) {

						delete cache[ id ];

						// 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 ( deleteexpando ) {
							delete elem[ internalkey ];

						} else if ( typeof elem.removeattribute !== core_strundefined ) {
							elem.removeattribute( internalkey );

						} else {
							elem[ internalkey ] = null;
						}

						core_deletedids.push( id );
					}
				}
			}
		}
	}
});
var iframe, getstyles, curcss,
	ralpha = /alpha\([^)]*\)/i,
	ropacity = /opacity\s*=\s*([^)]*)/,
	rposition = /^(top|right|bottom|left)$/,
	// swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
	// see here for display values: https://developer.mozilla.org/en-us/docs/css/display
	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
	rmargin = /^margin/,
	rnumsplit = new regexp( "^(" + core_pnum + ")(.*)$", "i" ),
	rnumnonpx = new regexp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
	rrelnum = new regexp( "^([+-])=(" + core_pnum + ")", "i" ),
	elemdisplay = { body: "block" },

	cssshow = { position: "absolute", visibility: "hidden", display: "block" },
	cssnormaltransform = {
		letterspacing: 0,
		fontweight: 400
	},

	cssexpand = [ "top", "right", "bottom", "left" ],
	cssprefixes = [ "webkit", "o", "moz", "ms" ];

// return a css property mapped to a potentially vendor prefixed property
function vendorpropname( style, name ) {

	// shortcut for names that are not vendor prefixed
	if ( name in style ) {
		return name;
	}

	// check for vendor prefixed names
	var capname = name.charat(0).touppercase() + name.slice(1),
		origname = name,
		i = cssprefixes.length;

	while ( i-- ) {
		name = cssprefixes[ i ] + capname;
		if ( name in style ) {
			return name;
		}
	}

	return origname;
}

function ishidden( elem, el ) {
	// ishidden might be called from jquery#filter function;
	// in that case, element will be second argument
	elem = el || elem;
	return jquery.css( elem, "display" ) === "none" || !jquery.contains( elem.ownerdocument, elem );
}

function showhide( elements, show ) {
	var display, elem, hidden,
		values = [],
		index = 0,
		length = elements.length;

	for ( ; index < length; index++ ) {
		elem = elements[ index ];
		if ( !elem.style ) {
			continue;
		}

		values[ index ] = jquery._data( elem, "olddisplay" );
		display = elem.style.display;
		if ( show ) {
			// reset the inline display of this element to learn if it is
			// being hidden by cascaded rules or not
			if ( !values[ index ] && display === "none" ) {
				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 ( elem.style.display === "" && ishidden( elem ) ) {
				values[ index ] = jquery._data( elem, "olddisplay", css_defaultdisplay(elem.nodename) );
			}
		} else {

			if ( !values[ index ] ) {
				hidden = ishidden( elem );

				if ( display && display !== "none" || !hidden ) {
					jquery._data( elem, "olddisplay", hidden ? display : jquery.css( elem, "display" ) );
				}
			}
		}
	}

	// set the display of most of the elements in a second loop
	// to avoid the constant reflow
	for ( index = 0; index < length; index++ ) {
		elem = elements[ index ];
		if ( !elem.style ) {
			continue;
		}
		if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
			elem.style.display = show ? values[ index ] || "" : "none";
		}
	}

	return elements;
}

jquery.fn.extend({
	css: function( name, value ) {
		return jquery.access( this, function( elem, name, value ) {
			var len, styles,
				map = {},
				i = 0;

			if ( jquery.isarray( name ) ) {
				styles = getstyles( elem );
				len = name.length;

				for ( ; i < len; i++ ) {
					map[ name[ i ] ] = jquery.css( elem, name[ i ], false, styles );
				}

				return map;
			}

			return value !== undefined ?
				jquery.style( elem, name, value ) :
				jquery.css( elem, name );
		}, name, value, arguments.length > 1 );
	},
	show: function() {
		return showhide( this, true );
	},
	hide: function() {
		return showhide( this );
	},
	toggle: function( state ) {
		var bool = typeof state === "boolean";

		return this.each(function() {
			if ( bool ? state : ishidden( this ) ) {
				jquery( this ).show();
			} else {
				jquery( this ).hide();
			}
		});
	}
});

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" );
					return ret === "" ? "1" : ret;
				}
			}
		}
	},

	// exclude the following css properties to add px
	cssnumber: {
		"columncount": true,
		"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, hooks,
			origname = jquery.camelcase( name ),
			style = elem.style;

		name = jquery.cssprops[ origname ] || ( jquery.cssprops[ origname ] = vendorpropname( style, origname ) );

		// gets hook for the prefixed version
		// followed by the unprefixed version
		hooks = jquery.csshooks[ name ] || jquery.csshooks[ 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";
			}

			// fixes #8908, it can be done more correctly by specifing setters in csshooks,
			// but it would mean to define eight (for every problematic property) identical functions
			if ( !jquery.support.clearclonestyle && value === "" && name.indexof("background") === 0 ) {
				style[ name ] = "inherit";
			}

			// if a hook was provided, use that value, otherwise just set the specified value
			if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== 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, styles ) {
		var num, val, hooks,
			origname = jquery.camelcase( name );

		// make sure that we're working with the right name
		name = jquery.cssprops[ origname ] || ( jquery.cssprops[ origname ] = vendorpropname( elem.style, origname ) );

		// gets hook for the prefixed version
		// followed by the unprefixed version
		hooks = jquery.csshooks[ name ] || jquery.csshooks[ origname ];

		// if a hook was provided get the computed value from there
		if ( hooks && "get" in hooks ) {
			val = hooks.get( elem, true, extra );
		}

		// otherwise, if a way to get the computed value exists, use that
		if ( val === undefined ) {
			val = curcss( elem, name, styles );
		}

		//convert "normal" to computed value
		if ( val === "normal" && name in cssnormaltransform ) {
			val = cssnormaltransform[ name ];
		}

		// return, converting to number if forced or a qualifier was provided and val looks numeric
		if ( extra === "" || extra ) {
			num = parsefloat( val );
			return extra === true || jquery.isnumeric( num ) ? num || 0 : val;
		}
		return val;
	},

	// a method for quickly swapping in/out css properties to get correct calculations
	swap: function( elem, options, callback, args ) {
		var ret, name,
			old = {};

		// remember the old values, and insert the new ones
		for ( name in options ) {
			old[ name ] = elem.style[ name ];
			elem.style[ name ] = options[ name ];
		}

		ret = callback.apply( elem, args || [] );

		// revert the old values
		for ( name in options ) {
			elem.style[ name ] = old[ name ];
		}

		return ret;
	}
});

// note: we've included the "window" in window.getcomputedstyle
// because jsdom on node.js will break without it.
if ( window.getcomputedstyle ) {
	getstyles = function( elem ) {
		return window.getcomputedstyle( elem, null );
	};

	curcss = function( elem, name, _computed ) {
		var width, minwidth, maxwidth,
			computed = _computed || getstyles( elem ),

			// getpropertyvalue is only needed for .css('filter') in ie9, see #12537
			ret = computed ? computed.getpropertyvalue( name ) || computed[ name ] : undefined,
			style = elem.style;

		if ( computed ) {

			if ( ret === "" && !jquery.contains( elem.ownerdocument, elem ) ) {
				ret = jquery.style( elem, name );
			}

			// a tribute to the "awesome hack by dean edwards"
			// chrome < 17 and safari 5.0 uses "computed value" instead of "used value" for margin-right
			// safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
			// this is against the cssom draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
			if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {

				// remember the original values
				width = style.width;
				minwidth = style.minwidth;
				maxwidth = style.maxwidth;

				// put in the new values to get a computed value out
				style.minwidth = style.maxwidth = style.width = ret;
				ret = computed.width;

				// revert the changed values
				style.width = width;
				style.minwidth = minwidth;
				style.maxwidth = maxwidth;
			}
		}

		return ret;
	};
} else if ( document.documentelement.currentstyle ) {
	getstyles = function( elem ) {
		return elem.currentstyle;
	};

	curcss = function( elem, name, _computed ) {
		var left, rs, rsleft,
			computed = _computed || getstyles( elem ),
			ret = computed ? computed[ name ] : undefined,
			style = elem.style;

		// avoid setting ret to empty string here
		// so we don't default to auto
		if ( ret == null && style && style[ name ] ) {
			ret = style[ name ];
		}

		// 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
		// but not position css attributes, as those are proportional to the parent element instead
		// and we can't measure the parent instead because it might trigger a "stacking dolls" problem
		if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {

			// remember the original values
			left = style.left;
			rs = elem.runtimestyle;
			rsleft = rs && rs.left;

			// put in the new values to get a computed value out
			if ( rsleft ) {
				rs.left = elem.currentstyle.left;
			}
			style.left = name === "fontsize" ? "1em" : ret;
			ret = style.pixelleft + "px";

			// revert the changed values
			style.left = left;
			if ( rsleft ) {
				rs.left = rsleft;
			}
		}

		return ret === "" ? "auto" : ret;
	};
}

function setpositivenumber( elem, value, subtract ) {
	var matches = rnumsplit.exec( value );
	return matches ?
		// guard against undefined "subtract", e.g., when used as in csshooks
		math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
		value;
}

function augmentwidthorheight( elem, name, extra, isborderbox, styles ) {
	var i = extra === ( isborderbox ? "border" : "content" ) ?
		// if we already have the right measurement, avoid augmentation
		4 :
		// otherwise initialize for horizontal or vertical properties
		name === "width" ? 1 : 0,

		val = 0;

	for ( ; i < 4; i += 2 ) {
		// both box models exclude margin, so add it if we want it
		if ( extra === "margin" ) {
			val += jquery.css( elem, extra + cssexpand[ i ], true, styles );
		}

		if ( isborderbox ) {
			// border-box includes padding, so remove it if we want content
			if ( extra === "content" ) {
				val -= jquery.css( elem, "padding" + cssexpand[ i ], true, styles );
			}

			// at this point, extra isn't border nor margin, so remove border
			if ( extra !== "margin" ) {
				val -= jquery.css( elem, "border" + cssexpand[ i ] + "width", true, styles );
			}
		} else {
			// at this point, extra isn't content, so add padding
			val += jquery.css( elem, "padding" + cssexpand[ i ], true, styles );

			// at this point, extra isn't content nor padding, so add border
			if ( extra !== "padding" ) {
				val += jquery.css( elem, "border" + cssexpand[ i ] + "width", true, styles );
			}
		}
	}

	return val;
}

function getwidthorheight( elem, name, extra ) {

	// start with offset property, which is equivalent to the border-box value
	var valueisborderbox = true,
		val = name === "width" ? elem.offsetwidth : elem.offsetheight,
		styles = getstyles( elem ),
		isborderbox = jquery.support.boxsizing && jquery.css( elem, "boxsizing", false, styles ) === "border-box";

	// some non-html elements return undefined for offsetwidth, so check for null/undefined
	// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
	// mathml - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
	if ( val <= 0 || val == null ) {
		// fall back to computed then uncomputed css if necessary
		val = curcss( elem, name, styles );
		if ( val < 0 || val == null ) {
			val = elem.style[ name ];
		}

		// computed unit is not pixels. stop here and return.
		if ( rnumnonpx.test(val) ) {
			return val;
		}

		// we need the check for style in case a browser which returns unreliable values
		// for getcomputedstyle silently falls back to the reliable elem.style
		valueisborderbox = isborderbox && ( jquery.support.boxsizingreliable || val === elem.style[ name ] );

		// normalize "", auto, and prepare for extra
		val = parsefloat( val ) || 0;
	}

	// use the active box-sizing model to add/subtract irrelevant styles
	return ( val +
		augmentwidthorheight(
			elem,
			name,
			extra || ( isborderbox ? "border" : "content" ),
			valueisborderbox,
			styles
		)
	) + "px";
}

// try to determine the default display value of an element
function css_defaultdisplay( nodename ) {
	var doc = document,
		display = elemdisplay[ nodename ];

	if ( !display ) {
		display = actualdisplay( nodename, doc );

		// if the simple way fails, read from inside an iframe
		if ( display === "none" || !display ) {
			// use the already-created iframe if possible
			iframe = ( iframe ||
				jquery("<iframe frameborder='0' width='0' height='0'/>")
				.css( "csstext", "display:block !important" )
			).appendto( doc.documentelement );

			// always write a new html skeleton so webkit and firefox don't choke on reuse
			doc = ( iframe[0].contentwindow || iframe[0].contentdocument ).document;
			doc.write("<!doctype html><html><body>");
			doc.close();

			display = actualdisplay( nodename, doc );
			iframe.detach();
		}

		// store the correct default display
		elemdisplay[ nodename ] = display;
	}

	return display;
}

// called only from within css_defaultdisplay
function actualdisplay( name, doc ) {
	var elem = jquery( doc.createelement( name ) ).appendto( doc.body ),
		display = jquery.css( elem[0], "display" );
	elem.remove();
	return display;
}

jquery.each([ "height", "width" ], function( i, name ) {
	jquery.csshooks[ name ] = {
		get: function( elem, computed, extra ) {
			if ( computed ) {
				// certain elements can have dimension info if we invisibly show them
				// however, it must have a current display style that would benefit from this
				return elem.offsetwidth === 0 && rdisplayswap.test( jquery.css( elem, "display" ) ) ?
					jquery.swap( elem, cssshow, function() {
						return getwidthorheight( elem, name, extra );
					}) :
					getwidthorheight( elem, name, extra );
			}
		},

		set: function( elem, value, extra ) {
			var styles = extra && getstyles( elem );
			return setpositivenumber( elem, value, extra ?
				augmentwidthorheight(
					elem,
					name,
					extra,
					jquery.support.boxsizing && jquery.css( elem, "boxsizing", false, styles ) === "border-box",
					styles
				) : 0
			);
		}
	};
});

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) || "" ) ?
				( 0.01 * parsefloat( regexp.$1 ) ) + "" :
				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 === "", then remove inline opacity #12685
			if ( ( value >= 1 || value === "" ) &&
					jquery.trim( filter.replace( ralpha, "" ) ) === "" &&
					style.removeattribute ) {

				// 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 is no filter style applied in a css rule or unset inline opacity, we are done
				if ( value === "" || currentstyle && !currentstyle.filter ) {
					return;
				}
			}

			// otherwise, set new filter values
			style.filter = ralpha.test( filter ) ?
				filter.replace( ralpha, opacity ) :
				filter + " " + opacity;
		}
	};
}

// these hooks cannot be added until dom ready because the support test
// for it is not run until after dom ready
jquery(function() {
	if ( !jquery.support.reliablemarginright ) {
		jquery.csshooks.marginright = {
			get: function( elem, computed ) {
				if ( computed ) {
					// webkit bug 13343 - getcomputedstyle returns wrong value for margin-right
					// work around by temporarily setting element display to inline-block
					return jquery.swap( elem, { "display": "inline-block" },
						curcss, [ elem, "marginright" ] );
				}
			}
		};
	}

	// webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
	// getcomputedstyle returns percent when specified for top/left/bottom/right
	// rather than make the css module depend on the offset module, we just check for it here
	if ( !jquery.support.pixelposition && jquery.fn.position ) {
		jquery.each( [ "top", "left" ], function( i, prop ) {
			jquery.csshooks[ prop ] = {
				get: function( elem, computed ) {
					if ( computed ) {
						computed = curcss( elem, prop );
						// if curcss returns percentage, fallback to offset
						return rnumnonpx.test( computed ) ?
							jquery( elem ).position()[ prop ] + "px" :
							computed;
					}
				}
			};
		});
	}

});

if ( jquery.expr && jquery.expr.filters ) {
	jquery.expr.filters.hidden = function( elem ) {
		// support: opera <= 12.12
		// opera reports offsetwidths and offsetheights less than zero on some elements
		return elem.offsetwidth <= 0 && elem.offsetheight <= 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 );
	};
}

// these hooks are used by animate to expand properties
jquery.each({
	margin: "",
	padding: "",
	border: "width"
}, function( prefix, suffix ) {
	jquery.csshooks[ prefix + suffix ] = {
		expand: function( value ) {
			var i = 0,
				expanded = {},

				// assumes a single number if not a string
				parts = typeof value === "string" ? value.split(" ") : [ value ];

			for ( ; i < 4; i++ ) {
				expanded[ prefix + cssexpand[ i ] + suffix ] =
					parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
			}

			return expanded;
		}
	};

	if ( !rmargin.test( prefix ) ) {
		jquery.csshooks[ prefix + suffix ].set = setpositivenumber;
	}
});
var r20 = /%20/g,
	rbracket = /\[\]$/,
	rcrlf = /\r?\n/g,
	rsubmittertypes = /^(?:submit|button|image|reset|file)$/i,
	rsubmittable = /^(?:input|select|textarea|keygen)/i;

jquery.fn.extend({
	serialize: function() {
		return jquery.param( this.serializearray() );
	},
	serializearray: function() {
		return this.map(function(){
			// can add prophook for "elements" to filter or add form elements
			var elements = jquery.prop( this, "elements" );
			return elements ? jquery.makearray( elements ) : this;
		})
		.filter(function(){
			var type = this.type;
			// use .is(":disabled") so that fieldset[disabled] works
			return this.name && !jquery( this ).is( ":disabled" ) &&
				rsubmittable.test( this.nodename ) && !rsubmittertypes.test( type ) &&
				( this.checked || !manipulation_rcheckabletype.test( type ) );
		})
		.map(function( i, elem ){
			var val = jquery( this ).val();

			return val == null ?
				null :
				jquery.isarray( val ) ?
					jquery.map( val, function( val ){
						return { name: elem.name, value: val.replace( rcrlf, "\r\n" ) };
					}) :
					{ name: elem.name, value: val.replace( rcrlf, "\r\n" ) };
		}).get();
	}
});

//serialize an array of form elements or a set of
//key/values into a query string
jquery.param = function( a, traditional ) {
	var prefix,
		s = [],
		add = function( key, value ) {
			// if value is a function, invoke it and return its value
			value = jquery.isfunction( value ) ? value() : ( value == null ? "" : value );
			s[ s.length ] = encodeuricomponent( key ) + "=" + encodeuricomponent( value );
		};

	// set traditional to true for jquery <= 1.3.2 behavior.
	if ( traditional === undefined ) {
		traditional = jquery.ajaxsettings && 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 ( prefix in a ) {
			buildparams( prefix, a[ prefix ], traditional, add );
		}
	}

	// return the resulting serialization
	return s.join( "&" ).replace( r20, "+" );
};

function buildparams( prefix, obj, traditional, add ) {
	var name;

	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 {
				// item is non-scalar (array or object), encode its numeric index.
				buildparams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
			}
		});

	} else if ( !traditional && jquery.type( obj ) === "object" ) {
		// serialize object item.
		for ( name in obj ) {
			buildparams( prefix + "[" + name + "]", obj[ name ], traditional, add );
		}

	} else {
		// serialize scalar item.
		add( prefix, obj );
	}
}
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 ) {
		return arguments.length > 0 ?
			this.on( name, null, data, fn ) :
			this.trigger( name );
	};
});

jquery.fn.hover = function( fnover, fnout ) {
	return this.mouseenter( fnover ).mouseleave( fnout || fnover );
};
var
	// document location
	ajaxlocparts,
	ajaxlocation,
	ajax_nonce = jquery.now(),

	ajax_rquery = /\?/,
	rhash = /#.*$/,
	rts = /([?&])_=[^&]*/,
	rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // ie leaves an \r character at eol
	// #7653, #8125, #8152: local protocol detection
	rlocalprotocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
	rnocontent = /^(?:get|head)$/,
	rprotocol = /^\/\//,
	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 = {},

	// avoid comment-prolog char sequence (#10098); must appease lint and evade compression
	alltypes = "*/".concat("*");

// #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 = "*";
		}

		var datatype,
			i = 0,
			datatypes = datatypeexpression.tolowercase().match( core_rnotwhite ) || [];

		if ( jquery.isfunction( func ) ) {
			// for each datatype in the datatypeexpression
			while ( (datatype = datatypes[i++]) ) {
				// prepend if requested
				if ( datatype[0] === "+" ) {
					datatype = datatype.slice( 1 ) || "*";
					(structure[ datatype ] = structure[ datatype ] || []).unshift( func );

				// otherwise append
				} else {
					(structure[ datatype ] = structure[ datatype ] || []).push( func );
				}
			}
		}
	};
}

// base inspection function for prefilters and transports
function inspectprefiltersortransports( structure, options, originaloptions, jqxhr ) {

	var inspected = {},
		seekingtransport = ( structure === transports );

	function inspect( datatype ) {
		var selected;
		inspected[ datatype ] = true;
		jquery.each( structure[ datatype ] || [], function( _, prefilterorfactory ) {
			var datatypeortransport = prefilterorfactory( options, originaloptions, jqxhr );
			if( typeof datatypeortransport === "string" && !seekingtransport && !inspected[ datatypeortransport ] ) {
				options.datatypes.unshift( datatypeortransport );
				inspect( datatypeortransport );
				return false;
			} else if ( seekingtransport ) {
				return !( selected = datatypeortransport );
			}
		});
		return selected;
	}

	return inspect( options.datatypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
}

// a special extend for ajax options
// that takes "flat" options (not to be deep extended)
// fixes #9887
function ajaxextend( target, src ) {
	var deep, key,
		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 );
	}

	return target;
}

jquery.fn.load = function( url, params, callback ) {
	if ( typeof url !== "string" && _load ) {
		return _load.apply( this, arguments );
	}

	var selector, response, type,
		self = this,
		off = url.indexof(" ");

	if ( off >= 0 ) {
		selector = url.slice( off, url.length );
		url = url.slice( 0, off );
	}

	// 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 ( params && typeof params === "object" ) {
		type = "post";
	}

	// if we have elements to modify, make the request
	if ( self.length > 0 ) {
		jquery.ajax({
			url: url,

			// if "type" variable is undefined, then "get" method will be used
			type: type,
			datatype: "html",
			data: params
		}).done(function( responsetext ) {

			// save response for use in complete callback
			response = arguments;

			self.html( selector ?

				// if a selector was specified, locate the right elements in a dummy div
				// exclude scripts to avoid ie 'permission denied' errors
				jquery("<div>").append( jquery.parsehtml( responsetext ) ).find( selector ) :

				// otherwise use the full result
				responsetext );

		}).complete( callback && function( jqxhr, status ) {
			self.each( callback, response || [ jqxhr.responsetext, status, jqxhr ] );
		});
	}

	return this;
};

// attach a bunch of functions for handling common ajax events
jquery.each( [ "ajaxstart", "ajaxstop", "ajaxcomplete", "ajaxerror", "ajaxsuccess", "ajaxsend" ], function( i, type ){
	jquery.fn[ type ] = function( fn ){
		return this.on( type, fn );
	};
});

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({
			url: url,
			type: method,
			datatype: type,
			data: data,
			success: callback
		});
	};
});

jquery.extend({

	// counter for holding the number of active queries
	active: 0,

	// last-modified header cache for next request
	lastmodified: {},
	etag: {},

	ajaxsettings: {
		url: ajaxlocation,
		type: "get",
		islocal: rlocalprotocol.test( ajaxlocparts[ 1 ] ),
		global: true,
		processdata: true,
		async: true,
		contenttype: "application/x-www-form-urlencoded; charset=utf-8",
		/*
		timeout: 0,
		data: null,
		datatype: null,
		username: null,
		password: null,
		cache: null,
		throws: false,
		traditional: false,
		headers: {},
		*/

		accepts: {
			"*": alltypes,
			text: "text/plain",
			html: "text/html",
			xml: "application/xml, text/xml",
			json: "application/json, text/javascript"
		},

		contents: {
			xml: /xml/,
			html: /html/,
			json: /json/
		},

		responsefields: {
			xml: "responsexml",
			text: "responsetext"
		},

		// data converters
		// keys separate source (or catchall "*") and destination types with a single space
		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: {
			url: true,
			context: true
		}
	},

	// 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 ) {
		return settings ?

			// building a settings object
			ajaxextend( ajaxextend( target, jquery.ajaxsettings ), settings ) :

			// extending ajaxsettings
			ajaxextend( jquery.ajaxsettings, target );
	},

	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 // cross-domain detection vars
			parts,
			// loop variable
			i,
			// url without anti-cache param
			cacheurl,
			// response headers as string
			responseheadersstring,
			// timeout handle
			timeouttimer,

			// to know if global events are to be dispatched
			fireglobals,

			transport,
			// response headers
			responseheaders,
			// create the final options object
			s = jquery.ajaxsetup( {}, options ),
			// callbacks context
			callbackcontext = s.context || s,
			// context for global events is callbackcontext if it is a dom node or jquery collection
			globaleventcontext = s.context && ( callbackcontext.nodetype || callbackcontext.jquery ) ?
				jquery( callbackcontext ) :
				jquery.event,
			// deferreds
			deferred = jquery.deferred(),
			completedeferred = jquery.callbacks("once memory"),
			// status-dependent callbacks
			statuscode = s.statuscode || {},
			// headers (they are sent all at once)
			requestheaders = {},
			requestheadersnames = {},
			// the jqxhr state
			state = 0,
			// default abort message
			strabort = "canceled",
			// fake xhr
			jqxhr = {
				readystate: 0,

				// 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 == null ? null : match;
				},

				// raw string
				getallresponseheaders: function() {
					return state === 2 ? responseheadersstring : null;
				},

				// caches the header
				setrequestheader: function( name, value ) {
					var lname = name.tolowercase();
					if ( !state ) {
						name = requestheadersnames[ lname ] = requestheadersnames[ lname ] || name;
						requestheaders[ name ] = value;
					}
					return this;
				},

				// overrides response content-type header
				overridemimetype: function( type ) {
					if ( !state ) {
						s.mimetype = type;
					}
					return this;
				},

				// status-dependent callbacks
				statuscode: function( map ) {
					var code;
					if ( map ) {
						if ( state < 2 ) {
							for ( code in map ) {
								// lazy-add the new callback in a way that preserves old ones
								statuscode[ code ] = [ statuscode[ code ], map[ code ] ];
							}
						} else {
							// execute the appropriate callbacks
							jqxhr.always( map[ jqxhr.status ] );
						}
					}
					return this;
				},

				// cancel the request
				abort: function( statustext ) {
					var finaltext = statustext || strabort;
					if ( transport ) {
						transport.abort( finaltext );
					}
					done( 0, finaltext );
					return this;
				}
			};

		// attach deferreds
		deferred.promise( jqxhr ).complete = completedeferred.add;
		jqxhr.success = jqxhr.done;
		jqxhr.error = jqxhr.fail;

		// remove hash character (#7531: and string promotion)
		// add protocol if not provided (#5866: ie7 issue with protocol-less urls)
		// handle falsy url in the settings object (#10093: consistency with old signature)
		// we also use the url parameter if available
		s.url = ( ( url || s.url || ajaxlocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxlocparts[ 1 ] + "//" );

		// alias method option to type as per ticket #12004
		s.type = options.method || options.type || s.method || s.type;

		// extract datatypes list
		s.datatypes = jquery.trim( s.datatype || "*" ).tolowercase().match( core_rnotwhite ) || [""];

		// a cross-domain request is in order when we have a protocol:host:port mismatch
		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 prefilter, stop there
		if ( state === 2 ) {
			return jqxhr;
		}

		// we can fire global events as of now if asked to
		fireglobals = s.global;

		// watch for a new set of requests
		if ( fireglobals && jquery.active++ === 0 ) {
			jquery.event.trigger("ajaxstart");
		}

		// uppercase the type
		s.type = s.type.touppercase();

		// determine if request has content
		s.hascontent = !rnocontent.test( s.type );

		// save the url in case we're toying with the if-modified-since
		// and/or if-none-match header later on
		cacheurl = s.url;

		// more options handling for requests with no content
		if ( !s.hascontent ) {

			// if data is available, append data to url
			if ( s.data ) {
				cacheurl = ( s.url += ( ajax_rquery.test( cacheurl ) ? "&" : "?" ) + s.data );
				// #9682: remove data so that it's not used in an eventual retry
				delete s.data;
			}

			// add anti-cache in url if needed
			if ( s.cache === false ) {
				s.url = rts.test( cacheurl ) ?

					// if there is already a '_' parameter, set its value
					cacheurl.replace( rts, "$1_=" + ajax_nonce++ ) :

					// otherwise add one to the end
					cacheurl + ( ajax_rquery.test( cacheurl ) ? "&" : "?" ) + "_=" + ajax_nonce++;
			}
		}

		// set the if-modified-since and/or if-none-match header, if in ifmodified mode.
		if ( s.ifmodified ) {
			if ( jquery.lastmodified[ cacheurl ] ) {
				jqxhr.setrequestheader( "if-modified-since", jquery.lastmodified[ cacheurl ] );
			}
			if ( jquery.etag[ cacheurl ] ) {
				jqxhr.setrequestheader( "if-none-match", jquery.etag[ cacheurl ] );
			}
		}

		// 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 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 and return
			return jqxhr.abort();
		}

		// aborting is no longer a cancellation
		strabort = "abort";

		// 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 {
					throw e;
				}
			}
		}

		// callback for when everything is done
		function done( status, nativestatustext, responses, headers ) {
			var issuccess, success, error, response, modified,
				statustext = nativestatustext;

			// 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;

			// get response data
			if ( responses ) {
				response = ajaxhandleresponses( s, jqxhr, responses );
			}

			// 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 ) {
					modified = jqxhr.getresponseheader("last-modified");
					if ( modified ) {
						jquery.lastmodified[ cacheurl ] = modified;
					}
					modified = jqxhr.getresponseheader("etag");
					if ( modified ) {
						jquery.etag[ cacheurl ] = modified;
					}
				}

				// if no content
				if ( status === 204 ) {
					issuccess = true;
					statustext = "nocontent";

				// if not modified
				} else if ( status === 304 ) {
					issuccess = true;
					statustext = "notmodified";

				// if we have data, let's convert it
				} else {
					issuccess = ajaxconvert( s, response );
					statustext = issuccess.state;
					success = issuccess.data;
					error = issuccess.error;
					issuccess = !error;
				}
			} else {
				// we extract error from statustext
				// then normalize statustext and status for non-aborts
				error = statustext;
				if ( status || !statustext ) {
					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( issuccess ? "ajaxsuccess" : "ajaxerror",
					[ 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");
				}
			}
		}

		return jqxhr;
	},

	getscript: function( url, callback ) {
		return jquery.get( url, undefined, callback, "script" );
	},

	getjson: function( url, data, callback ) {
		return jquery.get( url, data, callback, "json" );
	}
});

/* 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 firstdatatype, ct, finaldatatype, type,
		contents = s.contents,
		datatypes = s.datatypes,
		responsefields = s.responsefields;

	// 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 ) {
	var conv2, current, conv, tmp,
		converters = {},
		i = 0,
		// work with a copy of datatypes in case we need to modify it for conversion
		datatypes = s.datatypes.slice(),
		prev = datatypes[ 0 ];

	// apply the datafilter if provided
	if ( s.datafilter ) {
		response = s.datafilter( response, s.datatype );
	}

	// create converters map with lowercased keys
	if ( datatypes[ 1 ] ) {
		for ( conv in s.converters ) {
			converters[ conv.tolowercase() ] = s.converters[ conv ];
		}
	}

	// convert to each sequential datatype, tolerating list modification
	for ( ; (current = datatypes[++i]); ) {

		// there's only work to do if current datatype is non-auto
		if ( current !== "*" ) {

			// convert response if prev datatype is non-auto and differs from current
			if ( prev !== "*" && prev !== current ) {

				// seek a direct converter
				conv = converters[ prev + " " + current ] || converters[ "* " + current ];

				// if none found, seek a pair
				if ( !conv ) {
					for ( conv2 in converters ) {

						// if conv2 outputs current
						tmp = conv2.split(" ");
						if ( tmp[ 1 ] === current ) {

							// if prev can be converted to accepted input
							conv = converters[ prev + " " + tmp[ 0 ] ] ||
								converters[ "* " + tmp[ 0 ] ];
							if ( conv ) {
								// condense equivalence converters
								if ( conv === true ) {
									conv = converters[ conv2 ];

								// otherwise, insert the intermediate datatype
								} else if ( converters[ conv2 ] !== true ) {
									current = tmp[ 0 ];
									datatypes.splice( i--, 0, current );
								}

								break;
							}
						}
					}
				}

				// apply converter (if not an equivalence)
				if ( conv !== true ) {

					// unless errors are allowed to bubble, catch and return them
					if ( conv && s["throws"] ) {
						response = conv( response );
					} else {
						try {
							response = conv( response );
						} catch ( e ) {
							return { state: "parsererror", error: conv ? e : "no conversion from " + prev + " to " + current };
						}
					}
				}
			}

			// update prev for next iteration
			prev = current;
		}
	}

	return { state: "success", data: response };
}
// install script datatype
jquery.ajaxsetup({
	accepts: {
		script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
	},
	contents: {
		script: /(?:java|ecma)script/
	},
	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 || jquery("head")[0] || document.documentelement;

		return {

			send: function( _, callback ) {

				script = document.createelement("script");

				script.async = true;

				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 ( script.parentnode ) {
							script.parentnode.removechild( script );
						}

						// dereference the script
						script = null;

						// callback if not abort
						if ( !isabort ) {
							callback( 200, "success" );
						}
					}
				};

				// circumvent ie6 bugs with base elements (#2709 and #4378) by prepending
				// use native dom manipulation to avoid our dommanip ajax trickery
				head.insertbefore( script, head.firstchild );
			},

			abort: function() {
				if ( script ) {
					script.onload( undefined, true );
				}
			}
		};
	}
});
var oldcallbacks = [],
	rjsonp = /(=)\?(?=&|$)|\?\?/;

// default jsonp settings
jquery.ajaxsetup({
	jsonp: "callback",
	jsonpcallback: function() {
		var callback = oldcallbacks.pop() || ( jquery.expando + "_" + ( ajax_nonce++ ) );
		this[ callback ] = true;
		return callback;
	}
});

// detect, normalize options and install callbacks for jsonp requests
jquery.ajaxprefilter( "json jsonp", function( s, originalsettings, jqxhr ) {

	var callbackname, overwritten, responsecontainer,
		jsonprop = s.jsonp !== false && ( rjsonp.test( s.url ) ?
			"url" :
			typeof s.data === "string" && !( s.contenttype || "" ).indexof("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
		);

	// handle iff the expected data type is "jsonp" or we have a parameter to set
	if ( jsonprop || s.datatypes[ 0 ] === "jsonp" ) {

		// get callback name, remembering preexisting value associated with it
		callbackname = s.jsonpcallback = jquery.isfunction( s.jsonpcallback ) ?
			s.jsonpcallback() :
			s.jsonpcallback;

		// insert callback into url or form data
		if ( jsonprop ) {
			s[ jsonprop ] = s[ jsonprop ].replace( rjsonp, "$1" + callbackname );
		} else if ( s.jsonp !== false ) {
			s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackname;
		}

		// use data converter to retrieve json after script execution
		s.converters["script json"] = function() {
			if ( !responsecontainer ) {
				jquery.error( callbackname + " was not called" );
			}
			return responsecontainer[ 0 ];
		};

		// force json datatype
		s.datatypes[ 0 ] = "json";

		// install callback
		overwritten = window[ callbackname ];
		window[ callbackname ] = function() {
			responsecontainer = arguments;
		};

		// clean-up function (fires after converters)
		jqxhr.always(function() {
			// restore preexisting value
			window[ callbackname ] = overwritten;

			// save back as free
			if ( s[ callbackname ] ) {
				// make sure that re-using the options doesn't screw things around
				s.jsonpcallback = originalsettings.jsonpcallback;

				// save the callback name for future use
				oldcallbacks.push( callbackname );
			}

			// call if it was a function and we have a response
			if ( responsecontainer && jquery.isfunction( overwritten ) ) {
				overwritten( responsecontainer[ 0 ] );
			}

			responsecontainer = overwritten = undefined;
		});

		// delegate to script
		return "script";
	}
});
var xhrcallbacks, xhrsupported,
	xhrid = 0,
	// #5280: internet explorer will keep connections alive if we don't abort on unload
	xhronunloadabort = window.activexobject && function() {
		// abort all pending requests
		var key;
		for ( key in xhrcallbacks ) {
			xhrcallbacks[ key ]( undefined, true );
		}
	};

// 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
xhrsupported = jquery.ajaxsettings.xhr();
jquery.support.cors = !!xhrsupported && ( "withcredentials" in xhrsupported );
xhrsupported = jquery.support.ajax = !!xhrsupported;

// create transport if the browser can provide an xhr
if ( xhrsupported ) {

	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 handle, i,
						xhr = s.xhr();

					// 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( err ) {}

					// 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, responseheaders, statustext, responses;

						// firefox throws exceptions when accessing properties
						// of an xhr when a network error occurred
						// 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 {
									responses = {};
									status = xhr.status;
									responseheaders = xhr.getallresponseheaders();

									// when requesting binary data, ie6-9 will throw an exception
									// on any attempt to access responsetext (#11426)
									if ( typeof xhr.responsetext === "string" ) {
										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 ( !s.async ) {
						// if we're in sync mode we fire the callback
						callback();
					} else if ( xhr.readystate === 4 ) {
						// (ie6 & ie7) if it's in cache and has been
						// retrieved directly we need to fire the callback
						settimeout( 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( undefined, true );
					}
				}
			};
		}
	});
}
var fxnow, timerid,
	rfxtypes = /^(?:toggle|show|hide)$/,
	rfxnum = new regexp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
	rrun = /queuehooks$/,
	animationprefilters = [ defaultprefilter ],
	tweeners = {
		"*": [function( prop, value ) {
			var end, unit,
				tween = this.createtween( prop, value ),
				parts = rfxnum.exec( value ),
				target = tween.cur(),
				start = +target || 0,
				scale = 1,
				maxiterations = 20;

			if ( parts ) {
				end = +parts[2];
				unit = parts[3] || ( jquery.cssnumber[ prop ] ? "" : "px" );

				// we need to compute starting value
				if ( unit !== "px" && start ) {
					// iteratively approximate from a nonzero starting point
					// prefer the current property, because this process will be trivial if it uses the same units
					// fallback to end or a simple constant
					start = jquery.css( tween.elem, prop, true ) || end || 1;

					do {
						// if previous iteration zeroed out, double until we get *something*
						// use a string for doubling factor so we don't accidentally see scale as unchanged below
						scale = scale || ".5";

						// adjust and apply
						start = start / scale;
						jquery.style( tween.elem, prop, start + unit );

					// update scale, tolerating zero or nan from tween.cur()
					// and breaking the loop if scale is unchanged or perfect, or if we've just had enough
					} while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxiterations );
				}

				tween.unit = unit;
				tween.start = start;
				// if a +=/-= token was provided, we're doing a relative animation
				tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;
			}
			return tween;
		}]
	};

// animations created synchronously will run synchronously
function createfxnow() {
	settimeout(function() {
		fxnow = undefined;
	});
	return ( fxnow = jquery.now() );
}

function createtweens( animation, props ) {
	jquery.each( props, function( prop, value ) {
		var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
			index = 0,
			length = collection.length;
		for ( ; index < length; index++ ) {
			if ( collection[ index ].call( animation, prop, value ) ) {

				// we're done with this property
				return;
			}
		}
	});
}

function animation( elem, properties, options ) {
	var result,
		stopped,
		index = 0,
		length = animationprefilters.length,
		deferred = jquery.deferred().always( function() {
			// don't match elem in the :animated selector
			delete tick.elem;
		}),
		tick = function() {
			if ( stopped ) {
				return false;
			}
			var currenttime = fxnow || createfxnow(),
				remaining = math.max( 0, animation.starttime + animation.duration - currenttime ),
				// archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
				temp = remaining / animation.duration || 0,
				percent = 1 - temp,
				index = 0,
				length = animation.tweens.length;

			for ( ; index < length ; index++ ) {
				animation.tweens[ index ].run( percent );
			}

			deferred.notifywith( elem, [ animation, percent, remaining ]);

			if ( percent < 1 && length ) {
				return remaining;
			} else {
				deferred.resolvewith( elem, [ animation ] );
				return false;
			}
		},
		animation = deferred.promise({
			elem: elem,
			props: jquery.extend( {}, properties ),
			opts: jquery.extend( true, { specialeasing: {} }, options ),
			originalproperties: properties,
			originaloptions: options,
			starttime: fxnow || createfxnow(),
			duration: options.duration,
			tweens: [],
			createtween: function( prop, end ) {
				var tween = jquery.tween( elem, animation.opts, prop, end,
						animation.opts.specialeasing[ prop ] || animation.opts.easing );
				animation.tweens.push( tween );
				return tween;
			},
			stop: function( gotoend ) {
				var index = 0,
					// if we are going to the end, we want to run all the tweens
					// otherwise we skip this part
					length = gotoend ? animation.tweens.length : 0;
				if ( stopped ) {
					return this;
				}
				stopped = true;
				for ( ; index < length ; index++ ) {
					animation.tweens[ index ].run( 1 );
				}

				// resolve when we played the last frame
				// otherwise, reject
				if ( gotoend ) {
					deferred.resolvewith( elem, [ animation, gotoend ] );
				} else {
					deferred.rejectwith( elem, [ animation, gotoend ] );
				}
				return this;
			}
		}),
		props = animation.props;

	propfilter( props, animation.opts.specialeasing );

	for ( ; index < length ; index++ ) {
		result = animationprefilters[ index ].call( animation, elem, props, animation.opts );
		if ( result ) {
			return result;
		}
	}

	createtweens( animation, props );

	if ( jquery.isfunction( animation.opts.start ) ) {
		animation.opts.start.call( elem, animation );
	}

	jquery.fx.timer(
		jquery.extend( tick, {
			elem: elem,
			anim: animation,
			queue: animation.opts.queue
		})
	);

	// attach callbacks from options
	return animation.progress( animation.opts.progress )
		.done( animation.opts.done, animation.opts.complete )
		.fail( animation.opts.fail )
		.always( animation.opts.always );
}

function propfilter( props, specialeasing ) {
	var value, name, index, easing, hooks;

	// camelcase, specialeasing and expand csshook pass
	for ( index in props ) {
		name = jquery.camelcase( index );
		easing = specialeasing[ name ];
		value = props[ index ];
		if ( jquery.isarray( value ) ) {
			easing = value[ 1 ];
			value = props[ index ] = value[ 0 ];
		}

		if ( index !== name ) {
			props[ name ] = value;
			delete props[ index ];
		}

		hooks = jquery.csshooks[ name ];
		if ( hooks && "expand" in hooks ) {
			value = hooks.expand( value );
			delete props[ name ];

			// not quite $.extend, this wont overwrite keys already present.
			// also - reusing 'index' from above because we have the correct "name"
			for ( index in value ) {
				if ( !( index in props ) ) {
					props[ index ] = value[ index ];
					specialeasing[ index ] = easing;
				}
			}
		} else {
			specialeasing[ name ] = easing;
		}
	}
}

jquery.animation = jquery.extend( animation, {

	tweener: function( props, callback ) {
		if ( jquery.isfunction( props ) ) {
			callback = props;
			props = [ "*" ];
		} else {
			props = props.split(" ");
		}

		var prop,
			index = 0,
			length = props.length;

		for ( ; index < length ; index++ ) {
			prop = props[ index ];
			tweeners[ prop ] = tweeners[ prop ] || [];
			tweeners[ prop ].unshift( callback );
		}
	},

	prefilter: function( callback, prepend ) {
		if ( prepend ) {
			animationprefilters.unshift( callback );
		} else {
			animationprefilters.push( callback );
		}
	}
});

function defaultprefilter( elem, props, opts ) {
	/*jshint validthis:true */
	var prop, index, length,
		value, datashow, toggle,
		tween, hooks, oldfire,
		anim = this,
		style = elem.style,
		orig = {},
		handled = [],
		hidden = elem.nodetype && ishidden( elem );

	// handle queue: false promises
	if ( !opts.queue ) {
		hooks = jquery._queuehooks( elem, "fx" );
		if ( hooks.unqueued == null ) {
			hooks.unqueued = 0;
			oldfire = hooks.empty.fire;
			hooks.empty.fire = function() {
				if ( !hooks.unqueued ) {
					oldfire();
				}
			};
		}
		hooks.unqueued++;

		anim.always(function() {
			// doing this makes sure that the complete handler will be called
			// before this completes
			anim.always(function() {
				hooks.unqueued--;
				if ( !jquery.queue( elem, "fx" ).length ) {
					hooks.empty.fire();
				}
			});
		});
	}

	// height/width overflow pass
	if ( elem.nodetype === 1 && ( "height" in props || "width" in props ) ) {
		// 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
		opts.overflow = [ style.overflow, style.overflowx, style.overflowy ];

		// set display property to inline-block for height/width
		// animations on inline elements that are having width/height animated
		if ( jquery.css( elem, "display" ) === "inline" &&
				jquery.css( elem, "float" ) === "none" ) {

			// inline-level elements accept inline-block;
			// block-level elements need to be inline with layout
			if ( !jquery.support.inlineblockneedslayout || css_defaultdisplay( elem.nodename ) === "inline" ) {
				style.display = "inline-block";

			} else {
				style.zoom = 1;
			}
		}
	}

	if ( opts.overflow ) {
		style.overflow = "hidden";
		if ( !jquery.support.shrinkwrapblocks ) {
			anim.always(function() {
				style.overflow = opts.overflow[ 0 ];
				style.overflowx = opts.overflow[ 1 ];
				style.overflowy = opts.overflow[ 2 ];
			});
		}
	}


	// show/hide pass
	for ( index in props ) {
		value = props[ index ];
		if ( rfxtypes.exec( value ) ) {
			delete props[ index ];
			toggle = toggle || value === "toggle";
			if ( value === ( hidden ? "hide" : "show" ) ) {
				continue;
			}
			handled.push( index );
		}
	}

	length = handled.length;
	if ( length ) {
		datashow = jquery._data( elem, "fxshow" ) || jquery._data( elem, "fxshow", {} );
		if ( "hidden" in datashow ) {
			hidden = datashow.hidden;
		}

		// store state if its toggle - enables .stop().toggle() to "reverse"
		if ( toggle ) {
			datashow.hidden = !hidden;
		}
		if ( hidden ) {
			jquery( elem ).show();
		} else {
			anim.done(function() {
				jquery( elem ).hide();
			});
		}
		anim.done(function() {
			var prop;
			jquery._removedata( elem, "fxshow" );
			for ( prop in orig ) {
				jquery.style( elem, prop, orig[ prop ] );
			}
		});
		for ( index = 0 ; index < length ; index++ ) {
			prop = handled[ index ];
			tween = anim.createtween( prop, hidden ? datashow[ prop ] : 0 );
			orig[ prop ] = datashow[ prop ] || jquery.style( elem, prop );

			if ( !( prop in datashow ) ) {
				datashow[ prop ] = tween.start;
				if ( hidden ) {
					tween.end = tween.start;
					tween.start = prop === "width" || prop === "height" ? 1 : 0;
				}
			}
		}
	}
}

function tween( elem, options, prop, end, easing ) {
	return new tween.prototype.init( elem, options, prop, end, easing );
}
jquery.tween = tween;

tween.prototype = {
	constructor: tween,
	init: function( elem, options, prop, end, easing, unit ) {
		this.elem = elem;
		this.prop = prop;
		this.easing = easing || "swing";
		this.options = options;
		this.start = this.now = this.cur();
		this.end = end;
		this.unit = unit || ( jquery.cssnumber[ prop ] ? "" : "px" );
	},
	cur: function() {
		var hooks = tween.prophooks[ this.prop ];

		return hooks && hooks.get ?
			hooks.get( this ) :
			tween.prophooks._default.get( this );
	},
	run: function( percent ) {
		var eased,
			hooks = tween.prophooks[ this.prop ];

		if ( this.options.duration ) {
			this.pos = eased = jquery.easing[ this.easing ](
				percent, this.options.duration * percent, 0, 1, this.options.duration
			);
		} else {
			this.pos = eased = percent;
		}
		this.now = ( this.end - this.start ) * eased + this.start;

		if ( this.options.step ) {
			this.options.step.call( this.elem, this.now, this );
		}

		if ( hooks && hooks.set ) {
			hooks.set( this );
		} else {
			tween.prophooks._default.set( this );
		}
		return this;
	}
};

tween.prototype.init.prototype = tween.prototype;

tween.prophooks = {
	_default: {
		get: function( tween ) {
			var result;

			if ( tween.elem[ tween.prop ] != null &&
				(!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
				return tween.elem[ tween.prop ];
			}

			// passing an empty string as a 3rd parameter to .css will automatically
			// attempt a parsefloat and fallback to a string if the parse fails
			// so, simple values such as "10px" are parsed to float.
			// complex values such as "rotate(1rad)" are returned as is.
			result = jquery.css( tween.elem, tween.prop, "" );
			// empty strings, null, undefined and "auto" are converted to 0.
			return !result || result === "auto" ? 0 : result;
		},
		set: function( tween ) {
			// use step hook for back compat - use csshook if its there - use .style if its
			// available and use plain properties where available
			if ( jquery.fx.step[ tween.prop ] ) {
				jquery.fx.step[ tween.prop ]( tween );
			} else if ( tween.elem.style && ( tween.elem.style[ jquery.cssprops[ tween.prop ] ] != null || jquery.csshooks[ tween.prop ] ) ) {
				jquery.style( tween.elem, tween.prop, tween.now + tween.unit );
			} else {
				tween.elem[ tween.prop ] = tween.now;
			}
		}
	}
};

// remove in 2.0 - this supports ie8's panic based approach
// to setting things on disconnected nodes

tween.prophooks.scrolltop = tween.prophooks.scrollleft = {
	set: function( tween ) {
		if ( tween.elem.nodetype && tween.elem.parentnode ) {
			tween.elem[ tween.prop ] = tween.now;
		}
	}
};

jquery.each([ "toggle", "show", "hide" ], function( i, name ) {
	var cssfn = jquery.fn[ name ];
	jquery.fn[ name ] = function( speed, easing, callback ) {
		return speed == null || typeof speed === "boolean" ?
			cssfn.apply( this, arguments ) :
			this.animate( genfx( name, true ), speed, easing, callback );
	};
});

jquery.fn.extend({
	fadeto: function( speed, to, easing, callback ) {

		// show any hidden elements after setting opacity to 0
		return this.filter( ishidden ).css( "opacity", 0 ).show()

			// animate to the value specified
			.end().animate({ opacity: to }, speed, easing, callback );
	},
	animate: function( prop, speed, easing, callback ) {
		var empty = jquery.isemptyobject( prop ),
			optall = jquery.speed( speed, easing, callback ),
			doanimation = function() {
				// operate on a copy of prop so per-property easing won't be lost
				var anim = animation( this, jquery.extend( {}, prop ), optall );
				doanimation.finish = function() {
					anim.stop( true );
				};
				// empty animations, or finishing resolves immediately
				if ( empty || jquery._data( this, "finish" ) ) {
					anim.stop( true );
				}
			};
			doanimation.finish = doanimation;

		return empty || optall.queue === false ?
			this.each( doanimation ) :
			this.queue( optall.queue, doanimation );
	},
	stop: function( type, clearqueue, gotoend ) {
		var stopqueue = function( hooks ) {
			var stop = hooks.stop;
			delete hooks.stop;
			stop( gotoend );
		};

		if ( typeof type !== "string" ) {
			gotoend = clearqueue;
			clearqueue = type;
			type = undefined;
		}
		if ( clearqueue && type !== false ) {
			this.queue( type || "fx", [] );
		}

		return this.each(function() {
			var dequeue = true,
				index = type != null && type + "queuehooks",
				timers = jquery.timers,
				data = jquery._data( this );

			if ( index ) {
				if ( data[ index ] && data[ index ].stop ) {
					stopqueue( data[ index ] );
				}
			} else {
				for ( index in data ) {
					if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
						stopqueue( data[ index ] );
					}
				}
			}

			for ( index = timers.length; index--; ) {
				if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
					timers[ index ].anim.stop( gotoend );
					dequeue = false;
					timers.splice( index, 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 ( dequeue || !gotoend ) {
				jquery.dequeue( this, type );
			}
		});
	},
	finish: function( type ) {
		if ( type !== false ) {
			type = type || "fx";
		}
		return this.each(function() {
			var index,
				data = jquery._data( this ),
				queue = data[ type + "queue" ],
				hooks = data[ type + "queuehooks" ],
				timers = jquery.timers,
				length = queue ? queue.length : 0;

			// enable finishing flag on private data
			data.finish = true;

			// empty the queue first
			jquery.queue( this, type, [] );

			if ( hooks && hooks.cur && hooks.cur.finish ) {
				hooks.cur.finish.call( this );
			}

			// look for any active animations, and finish them
			for ( index = timers.length; index--; ) {
				if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
					timers[ index ].anim.stop( true );
					timers.splice( index, 1 );
				}
			}

			// look for any animations in the old queue and finish them
			for ( index = 0; index < length; index++ ) {
				if ( queue[ index ] && queue[ index ].finish ) {
					queue[ index ].finish.call( this );
				}
			}

			// turn off finishing flag
			delete data.finish;
		});
	}
});

// generate parameters to create a standard animation
function genfx( type, includewidth ) {
	var which,
		attrs = { height: type },
		i = 0;

	// if we include width, step value is 1 to do all cssexpand values,
	// if we don't include width, step value is 2 to skip over left and right
	includewidth = includewidth? 1 : 0;
	for( ; i < 4 ; i += 2 - includewidth ) {
		which = cssexpand[ i ];
		attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
	}

	if ( includewidth ) {
		attrs.opacity = attrs.width = type;
	}

	return attrs;
}

// generate shortcuts for custom animations
jquery.each({
	slidedown: genfx("show"),
	slideup: genfx("hide"),
	slidetoggle: genfx("toggle"),
	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.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() {
		if ( jquery.isfunction( opt.old ) ) {
			opt.old.call( this );
		}

		if ( opt.queue ) {
			jquery.dequeue( this, opt.queue );
		}
	};

	return opt;
};

jquery.easing = {
	linear: function( p ) {
		return p;
	},
	swing: function( p ) {
		return 0.5 - math.cos( p*math.pi ) / 2;
	}
};

jquery.timers = [];
jquery.fx = tween.prototype.init;
jquery.fx.tick = function() {
	var timer,
		timers = jquery.timers,
		i = 0;

	fxnow = jquery.now();

	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();
	}
	fxnow = undefined;
};

jquery.fx.timer = function( timer ) {
	if ( timer() && jquery.timers.push( timer ) ) {
		jquery.fx.start();
	}
};

jquery.fx.interval = 13;

jquery.fx.start = function() {
	if ( !timerid ) {
		timerid = setinterval( jquery.fx.tick, jquery.fx.interval );
	}
};

jquery.fx.stop = function() {
	clearinterval( timerid );
	timerid = null;
};

jquery.fx.speeds = {
	slow: 600,
	fast: 200,
	// default speed
	_default: 400
};

// back compat <1.8 extension point
jquery.fx.step = {};

if ( jquery.expr && jquery.expr.filters ) {
	jquery.expr.filters.animated = function( elem ) {
		return jquery.grep(jquery.timers, function( fn ) {
			return elem === fn.elem;
		}).length;
	};
}
jquery.fn.offset = function( options ) {
	if ( arguments.length ) {
		return options === undefined ?
			this :
			this.each(function( i ) {
				jquery.offset.setoffset( this, options, i );
			});
	}

	var docelem, win,
		box = { top: 0, left: 0 },
		elem = this[ 0 ],
		doc = elem && elem.ownerdocument;

	if ( !doc ) {
		return;
	}

	docelem = doc.documentelement;

	// make sure it's not a disconnected dom node
	if ( !jquery.contains( docelem, elem ) ) {
		return box;
	}

	// if we don't have gbcr, just use 0,0 rather than error
	// blackberry 5, ios 3 (original iphone)
	if ( typeof elem.getboundingclientrect !== core_strundefined ) {
		box = elem.getboundingclientrect();
	}
	win = getwindow( doc );
	return {
		top: box.top  + ( win.pageyoffset || docelem.scrolltop )  - ( docelem.clienttop  || 0 ),
		left: box.left + ( win.pagexoffset || docelem.scrollleft ) - ( docelem.clientleft || 0 )
	};
};

jquery.offset = {

	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;
		}

		var offsetparent, offset,
			parentoffset = { top: 0, left: 0 },
			elem = this[ 0 ];

		// fixed elements are offset from window (parentoffset = {top:0, left: 0}, because it is it's only offset parent
		if ( jquery.css( elem, "position" ) === "fixed" ) {
			// we assume that getboundingclientrect is available when computed position is fixed
			offset = elem.getboundingclientrect();
		} else {
			// get *real* offsetparent
			offsetparent = this.offsetparent();

			// get correct offsets
			offset = this.offset();
			if ( !jquery.nodename( offsetparent[ 0 ], "html" ) ) {
				parentoffset = offsetparent.offset();
			}

			// add offsetparent borders
			parentoffset.top  += jquery.css( offsetparent[ 0 ], "bordertopwidth", true );
			parentoffset.left += jquery.css( offsetparent[ 0 ], "borderleftwidth", true );
		}

		// subtract parent offsets and 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
		return {
			top:  offset.top  - parentoffset.top - jquery.css( elem, "margintop", true ),
			left: offset.left - parentoffset.left - jquery.css( elem, "marginleft", true)
		};
	},

	offsetparent: function() {
		return this.map(function() {
			var offsetparent = this.offsetparent || document.documentelement;
			while ( offsetparent && ( !jquery.nodename( offsetparent, "html" ) && jquery.css( offsetparent, "position") === "static" ) ) {
				offsetparent = offsetparent.offsetparent;
			}
			return offsetparent || document.documentelement;
		});
	}
});


// create scrollleft and scrolltop methods
jquery.each( {scrollleft: "pagexoffset", scrolltop: "pageyoffset"}, function( method, prop ) {
	var top = /y/.test( prop );

	jquery.fn[ method ] = function( val ) {
		return jquery.access( this, function( elem, method, val ) {
			var win = getwindow( elem );

			if ( val === undefined ) {
				return win ? (prop in win) ? win[ prop ] :
					win.document.documentelement[ method ] :
					elem[ method ];
			}

			if ( win ) {
				win.scrollto(
					!top ? val : jquery( win ).scrollleft(),
					top ? val : jquery( win ).scrolltop()
				);

			} else {
				elem[ method ] = val;
			}
		}, method, val, arguments.length, null );
	};
});

function getwindow( elem ) {
	return jquery.iswindow( elem ) ?
		elem :
		elem.nodetype === 9 ?
			elem.defaultview || elem.parentwindow :
			false;
}
// create innerheight, innerwidth, height, width, outerheight and outerwidth methods
jquery.each( { height: "height", width: "width" }, function( name, type ) {
	jquery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultextra, funcname ) {
		// margin is only for outerheight, outerwidth
		jquery.fn[ funcname ] = function( margin, value ) {
			var chainable = arguments.length && ( defaultextra || typeof margin !== "boolean" ),
				extra = defaultextra || ( margin === true || value === true ? "margin" : "border" );

			return jquery.access( this, function( elem, type, value ) {
				var doc;

				if ( jquery.iswindow( elem ) ) {
					// as of 5/8/2012 this will yield incorrect results for mobile safari, but there
					// isn't a whole lot we can do. see pull request at this url for discussion:
					// https://github.com/jquery/jquery/pull/764
					return elem.document.documentelement[ "client" + name ];
				}

				// get document width or height
				if ( elem.nodetype === 9 ) {
					doc = elem.documentelement;

					// either scroll[width/height] or offset[width/height] or client[width/height], whichever is greatest
					// unfortunately, this causes bug #3838 in ie6/8 only, but there is currently no good, small way to fix it.
					return math.max(
						elem.body[ "scroll" + name ], doc[ "scroll" + name ],
						elem.body[ "offset" + name ], doc[ "offset" + name ],
						doc[ "client" + name ]
					);
				}

				return value === undefined ?
					// get width or height on the element, requesting but not forcing parsefloat
					jquery.css( elem, type, extra ) :

					// set width or height on the element
					jquery.style( elem, type, value, extra );
			}, type, chainable ? margin : undefined, chainable, null );
		};
	});
});
// limit scope pollution from any deprecated api
// (function() {

// })();
// expose jquery to the global object
window.jquery = window.$ = jquery;

// 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.
// do this after creating the global so that if an amd module wants to call
// noconflict to hide this version of jquery, it will work.
if ( typeof define === "function" && define.amd && define.amd.jquery ) {
	define( "jquery", [], function () { return jquery; } );
}

})( window );