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/*!

 * jQuery JavaScript Library v3.6.0 -ajax,-ajax/jsonp,-ajax/load,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-deprecated/ajax-event-alias,-effects,-effects/Tween,-effects/animatedSelector

 * https://jquery.com/

 *

 * Includes Sizzle.js

 * https://sizzlejs.com/

 *

 * Copyright OpenJS Foundation and other contributors

 * Released under the MIT license

 * https://jquery.org/license

 *

 * Date: 2021-03-02T17:08Z

 */

( function( global, factory ) {

	"use strict";

	if ( typeof module === "object" && typeof module.exports === "object" ) {

		// For CommonJS and CommonJS-like environments where a proper `window`

		// is present, execute the factory and get jQuery.

		// For environments that do not have a `window` with a `document`

		// (such as Node.js), expose a factory as module.exports.

		// This accentuates the need for the creation of a real `window`.

		// e.g. var jQuery = require("jquery")(window);

		// See ticket #14549 for more info.

		module.exports = global.document ?

			factory( global, true ) :

			function( w ) {

				if ( !w.document ) {

					throw new Error( "jQuery requires a window with a document" );

				}

				return factory( w );

			};

	} else {

		factory( global );

	}

// Pass this if window is not defined yet

} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {

// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1

// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode

// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common

// enough that all such attempts are guarded in a try block.

"use strict";

var arr = [];

var getProto = Object.getPrototypeOf;

var slice = arr.slice;

var flat = arr.flat ? function( array ) {

	return arr.flat.call( array );

} : function( array ) {

	return arr.concat.apply( [], array );

};

var push = arr.push;

var indexOf = arr.indexOf;

var class2type = {};

var toString = class2type.toString;

var hasOwn = class2type.hasOwnProperty;

var fnToString = hasOwn.toString;

var ObjectFunctionString = fnToString.call( Object );

var support = {};

var isFunction = function isFunction( obj ) {

		// Support: Chrome <=57, Firefox <=52

		// In some browsers, typeof returns "function" for HTML <object> elements

		// (i.e., `typeof document.createElement( "object" ) === "function"`).

		// We don't want to classify *any* DOM node as a function.

		// Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5

		// Plus for old WebKit, typeof returns "function" for HTML collections

		// (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756)

		return typeof obj === "function" && typeof obj.nodeType !== "number" &&

			typeof obj.item !== "function";

	};

var isWindow = function isWindow( obj ) {

		return obj != null && obj === obj.window;

	};

var document = window.document;

	var preservedScriptAttributes = {

		type: true,

		src: true,

		nonce: true,

		noModule: true

	};

	function DOMEval( code, node, doc ) {

		doc = doc || document;

		var i, val,

			script = doc.createElement( "script" );

		script.text = code;

		if ( node ) {

			for ( i in preservedScriptAttributes ) {

				// Support: Firefox 64+, Edge 18+

				// Some browsers don't support the "nonce" property on scripts.

				// On the other hand, just using `getAttribute` is not enough as

				// the `nonce` attribute is reset to an empty string whenever it

				// becomes browsing-context connected.

				// See https://github.com/whatwg/html/issues/2369

				// See https://html.spec.whatwg.org/#nonce-attributes

				// The `node.getAttribute` check was added for the sake of

				// `jQuery.globalEval` so that it can fake a nonce-containing node

				// via an object.

				val = node[ i ] || node.getAttribute && node.getAttribute( i );

				if ( val ) {

					script.setAttribute( i, val );

				}

			}

		}

		doc.head.appendChild( script ).parentNode.removeChild( script );

	}

function toType( obj ) {

	if ( obj == null ) {

		return obj + "";

	}

	// Support: Android <=2.3 only (functionish RegExp)

	return typeof obj === "object" || typeof obj === "function" ?

		class2type[ toString.call( obj ) ] || "object" :

		typeof obj;

}

/* global Symbol */

// Defining this global in .eslintrc.json would create a danger of using the global

// unguarded in another place, it seems safer to define global only for this module

var

	version = "3.6.0 -ajax,-ajax/jsonp,-ajax/load,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-deprecated/ajax-event-alias,-effects,-effects/Tween,-effects/animatedSelector",

	// Define a local copy of jQuery

	jQuery = function( selector, context ) {

		// The jQuery object is actually just the init constructor 'enhanced'

		// Need init if jQuery is called (just allow error to be thrown if not included)

		return new jQuery.fn.init( selector, context );

	};

jQuery.fn = jQuery.prototype = {

	// The current version of jQuery being used

	jquery: version,

	constructor: jQuery,

	// The default length of a jQuery object is 0

	length: 0,

	toArray: function() {

		return 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 all the elements in a clean array

		if ( num == null ) {

			return slice.call( this );

		}

		// Return just the one element from the set

		return num < 0 ? this[ num + this.length ] : 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;

		// Return the newly-formed element set

		return ret;

	},

	// Execute a callback for every element in the matched set.

	each: function( callback ) {

		return jQuery.each( this, callback );

	},

	map: function( callback ) {

		return this.pushStack( jQuery.map( this, function( elem, i ) {

			return callback.call( elem, i, elem );

		} ) );

	},

	slice: function() {

		return this.pushStack( slice.apply( this, arguments ) );

	},

	first: function() {

		return this.eq( 0 );

	},

	last: function() {

		return this.eq( -1 );

	},

	even: function() {

		return this.pushStack( jQuery.grep( this, function( _elem, i ) {

			return ( i + 1 ) % 2;

		} ) );

	},

	odd: function() {

		return this.pushStack( jQuery.grep( this, function( _elem, i ) {

			return i % 2;

		} ) );

	},

	eq: function( i ) {

		var len = this.length,

			j = +i + ( i < 0 ? len : 0 );

		return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );

	},

	end: function() {

		return this.prevObject || this.constructor();

	},

	// For internal use only.

	// Behaves like an Array's method, not like a jQuery method.

	push: push,

	sort: arr.sort,

	splice: arr.splice

};

jQuery.extend = jQuery.fn.extend = function() {

	var options, name, src, copy, copyIsArray, clone,

		target = arguments[ 0 ] || {},

		i = 1,

		length = arguments.length,

		deep = false;

	// Handle a deep copy situation

	if ( typeof target === "boolean" ) {

		deep = target;

		// Skip the boolean and the target

		target = arguments[ i ] || {};

		i++;

	}

	// Handle case when target is a string or something (possible in deep copy)

	if ( typeof target !== "object" && !isFunction( target ) ) {

		target = {};

	}

	// Extend jQuery itself if only one argument is passed

	if ( i === length ) {

		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 ) {

				copy = options[ name ];

				// Prevent Object.prototype pollution

				// Prevent never-ending loop

				if ( name === "__proto__" || target === copy ) {

					continue;

				}

				// Recurse if we're merging plain objects or arrays

				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||

					( copyIsArray = Array.isArray( copy ) ) ) ) {

					src = target[ name ];

					// Ensure proper type for the source value

					if ( copyIsArray && !Array.isArray( src ) ) {

						clone = [];

					} else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {

						clone = {};

					} else {

						clone = src;

					}

					copyIsArray = false;

					// 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( {

	// Unique for each copy of jQuery on the page

	expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),

	// Assume jQuery is ready without the ready module

	isReady: true,

	error: function( msg ) {

		throw new Error( msg );

	},

	noop: function() {},

	isPlainObject: function( obj ) {

		var proto, Ctor;

		// Detect obvious negatives

		// Use toString instead of jQuery.type to catch host objects

		if ( !obj || toString.call( obj ) !== "[object Object]" ) {

			return false;

		}

		proto = getProto( obj );

		// Objects with no prototype (e.g., `Object.create( null )`) are plain

		if ( !proto ) {

			return true;

		}

		// Objects with prototype are plain iff they were constructed by a global Object function

		Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;

		return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;

	},

	isEmptyObject: function( obj ) {

		var name;

		for ( name in obj ) {

			return false;

		}

		return true;

	},

	// Evaluates a script in a provided context; falls back to the global one

	// if not specified.

	globalEval: function( code, options, doc ) {

		DOMEval( code, { nonce: options && options.nonce }, doc );

	},

	each: function( obj, callback ) {

		var length, i = 0;

		if ( isArrayLike( obj ) ) {

			length = obj.length;

			for ( ; i < length; i++ ) {

				if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {

					break;

				}

			}

		} else {

			for ( i in obj ) {

				if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {

					break;

				}

			}

		}

		return obj;

	},

	// 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 {

				push.call( ret, arr );

			}

		}

		return ret;

	},

	inArray: function( elem, arr, i ) {

		return arr == null ? -1 : indexOf.call( arr, elem, i );

	},

	// Support: Android <=4.0 only, PhantomJS 1 only

	// push.apply(_, arraylike) throws on ancient WebKit

	merge: function( first, second ) {

		var len = +second.length,

			j = 0,

			i = first.length;

		for ( ; j < len; j++ ) {

			first[ i++ ] = second[ j ];

		}

		first.length = i;

		return first;

	},

	grep: function( elems, callback, invert ) {

		var callbackInverse,

			matches = [],

			i = 0,

			length = elems.length,

			callbackExpect = !invert;

		// Go through the array, only saving the items

		// that pass the validator function

		for ( ; i < length; i++ ) {

			callbackInverse = !callback( elems[ i ], i );

			if ( callbackInverse !== callbackExpect ) {

				matches.push( elems[ i ] );

			}

		}

		return matches;

	},

	// arg is for internal usage only

	map: function( elems, callback, arg ) {

		var length, value,

			i = 0,

			ret = [];

		// Go through the array, translating each of the items to their new values

		if ( isArrayLike( elems ) ) {

			length = elems.length;

			for ( ; i < length; i++ ) {

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

				if ( value != null ) {

					ret.push( value );

				}

			}

		// Go through every key on the object,

		} else {

			for ( i in elems ) {

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

				if ( value != null ) {

					ret.push( value );

				}

			}

		}

		// Flatten any nested arrays

		return flat( ret );

	},

	// A global GUID counter for objects

	guid: 1,

	// jQuery.support is not used in Core but other projects attach their

	// properties to it so it needs to exist.

	support: support

} );

if ( typeof Symbol === "function" ) {

	jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];

}

// Populate the class2type map

jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),

	function( _i, name ) {

		class2type[ "[object " + name + "]" ] = name.toLowerCase();

	} );

function isArrayLike( obj ) {

	// Support: real iOS 8.2 only (not reproducible in simulator)

	// `in` check used to prevent JIT error (gh-2145)

	// hasOwn isn't used here due to false negatives

	// regarding Nodelist length in IE

	var length = !!obj && "length" in obj && obj.length,

		type = toType( obj );

	if ( isFunction( obj ) || isWindow( obj ) ) {

		return false;

	}

	return type === "array" || length === 0 ||

		typeof length === "number" && length > 0 && ( length - 1 ) in obj;

}

var Sizzle =

/*!

 * Sizzle CSS Selector Engine v2.3.6

 * https://sizzlejs.com/

 *

 * Copyright JS Foundation and other contributors

 * Released under the MIT license

 * https://js.foundation/

 *

 * Date: 2021-02-16

 */

( function( window ) {

var i,

	support,

	Expr,

	getText,

	isXML,

	tokenize,

	compile,

	select,

	outermostContext,

	sortInput,

	hasDuplicate,

	// Local document vars

	setDocument,

	document,

	docElem,

	documentIsHTML,

	rbuggyQSA,

	rbuggyMatches,

	matches,

	contains,

	// Instance-specific data

	expando = "sizzle" + 1 * new Date(),

	preferredDoc = window.document,

	dirruns = 0,

	done = 0,

	classCache = createCache(),

	tokenCache = createCache(),

	compilerCache = createCache(),

	nonnativeSelectorCache = createCache(),

	sortOrder = function( a, b ) {

		if ( a === b ) {

			hasDuplicate = true;

		}

		return 0;

	},

	// Instance methods

	hasOwn = ( {} ).hasOwnProperty,

	arr = [],

	pop = arr.pop,

	pushNative = arr.push,

	push = arr.push,

	slice = arr.slice,

	// Use a stripped-down indexOf as it's faster than native

	// https://jsperf.com/thor-indexof-vs-for/5

	indexOf = function( list, elem ) {

		var i = 0,

			len = list.length;

		for ( ; i < len; i++ ) {

			if ( list[ i ] === elem ) {

				return i;

			}

		}

		return -1;

	},

	booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" +

		"ismap|loop|multiple|open|readonly|required|scoped",

	// Regular expressions

	// http://www.w3.org/TR/css3-selectors/#whitespace

	whitespace = "[\\x20\\t\\r\\n\\f]",

	// https://www.w3.org/TR/css-syntax-3/#ident-token-diagram

	identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace +

		"?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+",

	// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors

	attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +

		// Operator (capture 2)

		"*([*^$|!~]?=)" + whitespace +

		// "Attribute values must be CSS identifiers [capture 5]

		// or strings [capture 3 or capture 4]"

		"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" +

		whitespace + "*\\]",

	pseudos = ":(" + identifier + ")(?:\\((" +

		// To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:

		// 1. quoted (capture 3; capture 4 or capture 5)

		"('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +

		// 2. simple (capture 6)

		"((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +

		// 3. anything else (capture 2)

		".*" +

		")\\)|)",

	// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter

	rwhitespace = new RegExp( whitespace + "+", "g" ),

	rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" +

		whitespace + "+$", "g" ),

	rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),

	rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace +

		"*" ),

	rdescend = new RegExp( whitespace + "|>" ),

	rpseudo = new RegExp( pseudos ),

	ridentifier = new RegExp( "^" + identifier + "$" ),

	matchExpr = {

		"ID": new RegExp( "^#(" + identifier + ")" ),

		"CLASS": new RegExp( "^\\.(" + identifier + ")" ),

		"TAG": new RegExp( "^(" + identifier + "|[*])" ),

		"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" ),

		"bool": new RegExp( "^(?:" + booleans + ")$", "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" )

	},

	rhtml = /HTML$/i,

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

	rheader = /^h\d$/i,

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

	// Easily-parseable/retrievable ID or TAG or CLASS selectors

	rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

	rsibling = /[+~]/,

	// CSS escapes

	// http://www.w3.org/TR/CSS21/syndata.html#escaped-characters

	runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ),

	funescape = function( escape, nonHex ) {

		var high = "0x" + escape.slice( 1 ) - 0x10000;

		return nonHex ?

			// Strip the backslash prefix from a non-hex escape sequence

			nonHex :

			// Replace a hexadecimal escape sequence with the encoded Unicode code point

			// Support: IE <=11+

			// For values outside the Basic Multilingual Plane (BMP), manually construct a

			// surrogate pair

			high < 0 ?

				String.fromCharCode( high + 0x10000 ) :

				String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );

	},

	// CSS string/identifier serialization

	// https://drafts.csswg.org/cssom/#common-serializing-idioms

	rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,

	fcssescape = function( ch, asCodePoint ) {

		if ( asCodePoint ) {

			// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER

			if ( ch === "\0" ) {

				return "\uFFFD";

			}

			// Control characters and (dependent upon position) numbers get escaped as code points

			return ch.slice( 0, -1 ) + "\\" +

				ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";

		}

		// Other potentially-special ASCII characters get backslash-escaped

		return "\\" + ch;

	},

	// Used for iframes

	// See setDocument()

	// Removing the function wrapper causes a "Permission Denied"

	// error in IE

	unloadHandler = function() {

		setDocument();

	},

	inDisabledFieldset = addCombinator(

		function( elem ) {

			return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset";

		},

		{ dir: "parentNode", next: "legend" }

	);

// Optimize for push.apply( _, NodeList )

try {

	push.apply(

		( arr = slice.call( preferredDoc.childNodes ) ),

		preferredDoc.childNodes

	);

	// Support: Android<4.0

	// Detect silently failing push.apply

	// eslint-disable-next-line no-unused-expressions

	arr[ preferredDoc.childNodes.length ].nodeType;

} catch ( e ) {

	push = { apply: arr.length ?

		// Leverage slice if possible

		function( target, els ) {

			pushNative.apply( target, slice.call( els ) );

		} :

		// Support: IE<9

		// Otherwise append directly

		function( target, els ) {

			var j = target.length,

				i = 0;

			// Can't trust NodeList.length

			while ( ( target[ j++ ] = els[ i++ ] ) ) {}

			target.length = j - 1;

		}

	};

}

function Sizzle( selector, context, results, seed ) {

	var m, i, elem, nid, match, groups, newSelector,

		newContext = context && context.ownerDocument,

		// nodeType defaults to 9, since context defaults to document

		nodeType = context ? context.nodeType : 9;

	results = results || [];

	// Return early from calls with invalid selector or context

	if ( typeof selector !== "string" || !selector ||

		nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {

		return results;

	}

	// Try to shortcut find operations (as opposed to filters) in HTML documents

	if ( !seed ) {

		setDocument( context );

		context = context || document;

		if ( documentIsHTML ) {

			// If the selector is sufficiently simple, try using a "get*By*" DOM method

			// (excepting DocumentFragment context, where the methods don't exist)

			if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {

				// ID selector

				if ( ( m = match[ 1 ] ) ) {

					// Document context

					if ( nodeType === 9 ) {

						if ( ( elem = context.getElementById( m ) ) ) {

							// Support: IE, Opera, Webkit

							// TODO: identify versions

							// getElementById can match elements by name instead of ID

							if ( elem.id === m ) {

								results.push( elem );

								return results;

							}

						} else {

							return results;

						}

					// Element context

					} else {

						// Support: IE, Opera, Webkit

						// TODO: identify versions

						// getElementById can match elements by name instead of ID

						if ( newContext && ( elem = newContext.getElementById( m ) ) &&

							contains( context, elem ) &&

							elem.id === m ) {

							results.push( elem );

							return results;

						}

					}

				// Type selector

				} else if ( match[ 2 ] ) {

					push.apply( results, context.getElementsByTagName( selector ) );

					return results;

				// Class selector

				} else if ( ( m = match[ 3 ] ) && support.getElementsByClassName &&

					context.getElementsByClassName ) {

					push.apply( results, context.getElementsByClassName( m ) );

					return results;

				}

			}

			// Take advantage of querySelectorAll

			if ( support.qsa &&

				!nonnativeSelectorCache[ selector + " " ] &&

				( !rbuggyQSA || !rbuggyQSA.test( selector ) ) &&

				// Support: IE 8 only

				// Exclude object elements

				( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) {

				newSelector = selector;

				newContext = context;

				// qSA considers elements outside a scoping root when evaluating child or

				// descendant combinators, which is not what we want.

				// In such cases, we work around the behavior by prefixing every selector in the

				// list with an ID selector referencing the scope context.

				// The technique has to be used as well when a leading combinator is used

				// as such selectors are not recognized by querySelectorAll.

				// Thanks to Andrew Dupont for this technique.

				if ( nodeType === 1 &&

					( rdescend.test( selector ) || rcombinators.test( selector ) ) ) {

					// Expand context for sibling selectors

					newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||

						context;

					// We can use :scope instead of the ID hack if the browser

					// supports it & if we're not changing the context.

					if ( newContext !== context || !support.scope ) {

						// Capture the context ID, setting it first if necessary

						if ( ( nid = context.getAttribute( "id" ) ) ) {

							nid = nid.replace( rcssescape, fcssescape );

						} else {

							context.setAttribute( "id", ( nid = expando ) );

						}

					}

					// Prefix every selector in the list

					groups = tokenize( selector );

					i = groups.length;

					while ( i-- ) {

						groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " +

							toSelector( groups[ i ] );

					}

					newSelector = groups.join( "," );

				}

				try {

					push.apply( results,

						newContext.querySelectorAll( newSelector )

					);

					return results;

				} catch ( qsaError ) {

					nonnativeSelectorCache( selector, true );

				} finally {

					if ( nid === expando ) {

						context.removeAttribute( "id" );

					}

				}

			}

		}

	}

	// All others

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

}

/**

 * 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 keys = [];

	function cache( 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 );

	}

	return cache;

}

/**

 * 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 element and returns a boolean result

 */

function assert( fn ) {

	var el = document.createElement( "fieldset" );

	try {

		return !!fn( el );

	} catch ( e ) {

		return false;

	} finally {

		// Remove from its parent by default

		if ( el.parentNode ) {

			el.parentNode.removeChild( el );

		}

		// release memory in IE

		el = null;

	}

}

/**

 * Adds the same handler for all of the specified attrs

 * @param {String} attrs Pipe-separated list of attributes

 * @param {Function} handler The method that will be applied

 */

function addHandle( attrs, handler ) {

	var arr = attrs.split( "|" ),

		i = arr.length;

	while ( i-- ) {

		Expr.attrHandle[ arr[ i ] ] = handler;

	}

}

/**

 * Checks document order of two siblings

 * @param {Element} a

 * @param {Element} b

 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b

 */

function siblingCheck( a, b ) {

	var cur = b && a,

		diff = cur && a.nodeType === 1 && b.nodeType === 1 &&

			a.sourceIndex - b.sourceIndex;

	// 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

 * @param {String} type

 */

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

 * @param {String} type

 */

function createButtonPseudo( type ) {