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  • 未压缩的jQuery

    /*!
     * jQuery JavaScript Library v3.4.1
     * https://jquery.com/
     *
     * Includes Sizzle.js
     * https://sizzlejs.com/
     *
     * Copyright JS Foundation and other contributors
     * Released under the MIT license
     * https://jquery.org/license
     *
     * Date: 2019-05-01T21:04Z
     */
    ( 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 document = window.document;
    
    var getProto = Object.getPrototypeOf;
    
    var slice = arr.slice;
    
    var concat = arr.concat;
    
    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.
          return typeof obj === "function" && typeof obj.nodeType !== "number";
      };
    
    
    var isWindow = function isWindow( obj ) {
    		return obj != null && obj === obj.window;
    	};
    
    
    
    
    	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 = "3.4.1",
    
    	// 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 );
    	},
    
    	// Support: Android <=4.0 only
    	// Make sure we trim BOM and NBSP
    	rtrim = /^[suFEFFxA0]+|[suFEFFxA0]+$/g;
    
    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 );
    	},
    
    	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 global context
    	globalEval: function( code, options ) {
    		DOMEval( code, { nonce: options && options.nonce } );
    	},
    
    	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;
    	},
    
    	// Support: Android <=4.0 only
    	trim: 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 {
    				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 concat.apply( [], 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 v2.3.4
     * https://sizzlejs.com/
     *
     * Copyright JS Foundation and other contributors
     * Released under the MIT license
     * https://js.foundation/
     *
     * Date: 2019-04-08
     */
    (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,
    	push_native = 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]",
    
    	// http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
    	identifier = "(?:\\.|[\w-]|[^-\xa0])+",
    
    	// 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 = /^hd$/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-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
    	funescape = function( _, escaped, escapedWhitespace ) {
    		var high = "0x" + escaped - 0x10000;
    		// NaN means non-codepoint
    		// Support: Firefox<24
    		// Workaround erroneous numeric interpretation of +"0x"
    		return high !== high || escapedWhitespace ?
    			escaped :
    			high < 0 ?
    				// BMP codepoint
    				String.fromCharCode( high + 0x10000 ) :
    				// Supplemental Plane codepoint (surrogate pair)
    				String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
    	},
    
    	// CSS string/identifier serialization
    	// https://drafts.csswg.org/cssom/#common-serializing-idioms
    	rcssescape = /([-x1fx7f]|^-?d)|^-$|[^-x1fx7f-uFFFFw-]/g,
    	fcssescape = function( ch, asCodePoint ) {
    		if ( asCodePoint ) {
    
    			// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
    			if ( ch === "" ) {
    				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
    	arr[ preferredDoc.childNodes.length ].nodeType;
    } catch ( e ) {
    	push = { apply: arr.length ?
    
    		// Leverage slice if possible
    		function( target, els ) {
    			push_native.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 ) {
    
    		if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
    			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.
    				// Thanks to Andrew Dupont for this technique.
    				if ( nodeType === 1 && rdescend.test( selector ) ) {
    
    					// 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 + " " + toSelector( groups[i] );
    					}
    					newSelector = groups.join( "," );
    
    					// Expand context for sibling selectors
    					newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
    						context;
    				}
    
    				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 ) {
    	return function( elem ) {
    		var name = elem.nodeName.toLowerCase();
    		return (name === "input" || name === "button") && elem.type === type;
    	};
    }
    
    /**
     * Returns a function to use in pseudos for :enabled/:disabled
     * @param {Boolean} disabled true for :disabled; false for :enabled
     */
    function createDisabledPseudo( disabled ) {
    
    	// Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
    	return function( elem ) {
    
    		// Only certain elements can match :enabled or :disabled
    		// https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
    		// https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
    		if ( "form" in elem ) {
    
    			// Check for inherited disabledness on relevant non-disabled elements:
    			// * listed form-associated elements in a disabled fieldset
    			//   https://html.spec.whatwg.org/multipage/forms.html#category-listed
    			//   https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
    			// * option elements in a disabled optgroup
    			//   https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
    			// All such elements have a "form" property.
    			if ( elem.parentNode && elem.disabled === false ) {
    
    				// Option elements defer to a parent optgroup if present
    				if ( "label" in elem ) {
    					if ( "label" in elem.parentNode ) {
    						return elem.parentNode.disabled === disabled;
    					} else {
    						return elem.disabled === disabled;
    					}
    				}
    
    				// Support: IE 6 - 11
    				// Use the isDisabled shortcut property to check for disabled fieldset ancestors
    				return elem.isDisabled === disabled ||
    
    					// Where there is no isDisabled, check manually
    					/* jshint -W018 */
    					elem.isDisabled !== !disabled &&
    						inDisabledFieldset( elem ) === disabled;
    			}
    
    			return elem.disabled === disabled;
    
    		// Try to winnow out elements that can't be disabled before trusting the disabled property.
    		// Some victims get caught in our net (label, legend, menu, track), but it shouldn't
    		// even exist on them, let alone have a boolean value.
    		} else if ( "label" in elem ) {
    			return elem.disabled === disabled;
    		}
    
    		// Remaining elements are neither :enabled nor :disabled
    		return false;
    	};
    }
    
    /**
     * Returns a function to use in pseudos for positionals
     * @param {Function} fn
     */
    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]);
    				}
    			}
    		});
    	});
    }
    
    /**
     * Checks a node for validity as a Sizzle context
     * @param {Element|Object=} context
     * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
     */
    function testContext( context ) {
    	return context && typeof context.getElementsByTagName !== "undefined" && context;
    }
    
    // Expose support vars for convenience
    support = Sizzle.support = {};
    
    /**
     * Detects XML nodes
     * @param {Element|Object} elem An element or a document
     * @returns {Boolean} True iff elem is a non-HTML XML node
     */
    isXML = Sizzle.isXML = function( elem ) {
    	var namespace = elem.namespaceURI,
    		docElem = (elem.ownerDocument || elem).documentElement;
    
    	// Support: IE <=8
    	// Assume HTML when documentElement doesn't yet exist, such as inside loading iframes
    	// https://bugs.jquery.com/ticket/4833
    	return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" );
    };
    
    /**
     * 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 hasCompare, subWindow,
    		doc = node ? node.ownerDocument || node : preferredDoc;
    
    	// Return early if doc is invalid or already selected
    	if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
    		return document;
    	}
    
    	// Update global variables
    	document = doc;
    	docElem = document.documentElement;
    	documentIsHTML = !isXML( document );
    
    	// Support: IE 9-11, Edge
    	// Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
    	if ( preferredDoc !== document &&
    		(subWindow = document.defaultView) && subWindow.top !== subWindow ) {
    
    		// Support: IE 11, Edge
    		if ( subWindow.addEventListener ) {
    			subWindow.addEventListener( "unload", unloadHandler, false );
    
    		// Support: IE 9 - 10 only
    		} else if ( subWindow.attachEvent ) {
    			subWindow.attachEvent( "onunload", unloadHandler );
    		}
    	}
    
    	/* Attributes
    	---------------------------------------------------------------------- */
    
    	// Support: IE<8
    	// Verify that getAttribute really returns attributes and not properties
    	// (excepting IE8 booleans)
    	support.attributes = assert(function( el ) {
    		el.className = "i";
    		return !el.getAttribute("className");
    	});
    
    	/* getElement(s)By*
    	---------------------------------------------------------------------- */
    
    	// Check if getElementsByTagName("*") returns only elements
    	support.getElementsByTagName = assert(function( el ) {
    		el.appendChild( document.createComment("") );
    		return !el.getElementsByTagName("*").length;
    	});
    
    	// Support: IE<9
    	support.getElementsByClassName = rnative.test( document.getElementsByClassName );
    
    	// Support: IE<10
    	// Check if getElementById returns elements by name
    	// The broken getElementById methods don't pick up programmatically-set names,
    	// so use a roundabout getElementsByName test
    	support.getById = assert(function( el ) {
    		docElem.appendChild( el ).id = expando;
    		return !document.getElementsByName || !document.getElementsByName( expando ).length;
    	});
    
    	// ID filter and find
    	if ( support.getById ) {
    		Expr.filter["ID"] = function( id ) {
    			var attrId = id.replace( runescape, funescape );
    			return function( elem ) {
    				return elem.getAttribute("id") === attrId;
    			};
    		};
    		Expr.find["ID"] = function( id, context ) {
    			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
    				var elem = context.getElementById( id );
    				return elem ? [ elem ] : [];
    			}
    		};
    	} else {
    		Expr.filter["ID"] =  function( id ) {
    			var attrId = id.replace( runescape, funescape );
    			return function( elem ) {
    				var node = typeof elem.getAttributeNode !== "undefined" &&
    					elem.getAttributeNode("id");
    				return node && node.value === attrId;
    			};
    		};
    
    		// Support: IE 6 - 7 only
    		// getElementById is not reliable as a find shortcut
    		Expr.find["ID"] = function( id, context ) {
    			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
    				var node, i, elems,
    					elem = context.getElementById( id );
    
    				if ( elem ) {
    
    					// Verify the id attribute
    					node = elem.getAttributeNode("id");
    					if ( node && node.value === id ) {
    						return [ elem ];
    					}
    
    					// Fall back on getElementsByName
    					elems = context.getElementsByName( id );
    					i = 0;
    					while ( (elem = elems[i++]) ) {
    						node = elem.getAttributeNode("id");
    						if ( node && node.value === id ) {
    							return [ elem ];
    						}
    					}
    				}
    
    				return [];
    			}
    		};
    	}
    
    	// Tag
    	Expr.find["TAG"] = support.getElementsByTagName ?
    		function( tag, context ) {
    			if ( typeof context.getElementsByTagName !== "undefined" ) {
    				return context.getElementsByTagName( tag );
    
    			// DocumentFragment nodes don't have gEBTN
    			} else if ( support.qsa ) {
    				return context.querySelectorAll( tag );
    			}
    		} :
    
    		function( tag, context ) {
    			var elem,
    				tmp = [],
    				i = 0,
    				// By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
    				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;
    		};
    
    	// Class
    	Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
    		if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
    			return context.getElementsByClassName( className );
    		}
    	};
    
    	/* QSA/matchesSelector
    	---------------------------------------------------------------------- */
    
    	// QSA and matchesSelector support
    
    	// matchesSelector(:active) reports false when true (IE9/Opera 11.5)
    	rbuggyMatches = [];
    
    	// qSa(:focus) reports false when true (Chrome 21)
    	// We allow this because of a bug in IE8/9 that throws an error
    	// whenever `document.activeElement` is accessed on an iframe
    	// So, we allow :focus to pass through QSA all the time to avoid the IE error
    	// See https://bugs.jquery.com/ticket/13378
    	rbuggyQSA = [];
    
    	if ( (support.qsa = rnative.test( document.querySelectorAll )) ) {
    		// Build QSA regex
    		// Regex strategy adopted from Diego Perini
    		assert(function( el ) {
    			// Select is set to empty string on purpose
    			// This is to test IE's treatment of not explicitly
    			// setting a boolean content attribute,
    			// since its presence should be enough
    			// https://bugs.jquery.com/ticket/12359
    			docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" +
    				"<select id='" + expando + "-
    \' msallowcapture=''>" +
    				"<option selected=''></option></select>";
    
    			// Support: IE8, Opera 11-12.16
    			// Nothing should be selected when empty strings follow ^= or $= or *=
    			// The test attribute must be unknown in Opera but "safe" for WinRT
    			// https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
    			if ( el.querySelectorAll("[msallowcapture^='']").length ) {
    				rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|"")" );
    			}
    
    			// Support: IE8
    			// Boolean attributes and "value" are not treated correctly
    			if ( !el.querySelectorAll("[selected]").length ) {
    				rbuggyQSA.push( "\[" + whitespace + "*(?:value|" + booleans + ")" );
    			}
    
    			// Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
    			if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
    				rbuggyQSA.push("~=");
    			}
    
    			// 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 ( !el.querySelectorAll(":checked").length ) {
    				rbuggyQSA.push(":checked");
    			}
    
    			// Support: Safari 8+, iOS 8+
    			// https://bugs.webkit.org/show_bug.cgi?id=136851
    			// In-page `selector#id sibling-combinator selector` fails
    			if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) {
    				rbuggyQSA.push(".#.+[+~]");
    			}
    		});
    
    		assert(function( el ) {
    			el.innerHTML = "<a href='' disabled='disabled'></a>" +
    				"<select disabled='disabled'><option/></select>";
    
    			// Support: Windows 8 Native Apps
    			// The type and name attributes are restricted during .innerHTML assignment
    			var input = document.createElement("input");
    			input.setAttribute( "type", "hidden" );
    			el.appendChild( input ).setAttribute( "name", "D" );
    
    			// Support: IE8
    			// Enforce case-sensitivity of name attribute
    			if ( el.querySelectorAll("[name=d]").length ) {
    				rbuggyQSA.push( "name" + 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 ( el.querySelectorAll(":enabled").length !== 2 ) {
    				rbuggyQSA.push( ":enabled", ":disabled" );
    			}
    
    			// Support: IE9-11+
    			// IE's :disabled selector does not pick up the children of disabled fieldsets
    			docElem.appendChild( el ).disabled = true;
    			if ( el.querySelectorAll(":disabled").length !== 2 ) {
    				rbuggyQSA.push( ":enabled", ":disabled" );
    			}
    
    			// Opera 10-11 does not throw on post-comma invalid pseudos
    			el.querySelectorAll("*,:x");
    			rbuggyQSA.push(",.*:");
    		});
    	}
    
    	if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
    		docElem.webkitMatchesSelector ||
    		docElem.mozMatchesSelector ||
    		docElem.oMatchesSelector ||
    		docElem.msMatchesSelector) )) ) {
    
    		assert(function( el ) {
    			// Check to see if it's possible to do matchesSelector
    			// on a disconnected node (IE 9)
    			support.disconnectedMatch = matches.call( el, "*" );
    
    			// This should fail with an exception
    			// Gecko does not error, returns false instead
    			matches.call( el, "[s!='']:x" );
    			rbuggyMatches.push( "!=", pseudos );
    		});
    	}
    
    	rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
    	rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
    
    	/* Contains
    	---------------------------------------------------------------------- */
    	hasCompare = rnative.test( docElem.compareDocumentPosition );
    
    	// Element contains another
    	// Purposefully self-exclusive
    	// As in, an element does not contain itself
    	contains = hasCompare || rnative.test( docElem.contains ) ?
    		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;
    		};
    
    	/* Sorting
    	---------------------------------------------------------------------- */
    
    	// Document order sorting
    	sortOrder = hasCompare ?
    	function( a, b ) {
    
    		// Flag for duplicate removal
    		if ( a === b ) {
    			hasDuplicate = true;
    			return 0;
    		}
    
    		// Sort on method existence if only one input has compareDocumentPosition
    		var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
    		if ( compare ) {
    			return compare;
    		}
    
    		// Calculate position if both inputs belong to the same document
    		compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
    			a.compareDocumentPosition( b ) :
    
    			// Otherwise we know they are disconnected
    			1;
    
    		// Disconnected nodes
    		if ( compare & 1 ||
    			(!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
    
    			// Choose the first element that is related to our preferred document
    			if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
    				return -1;
    			}
    			if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
    				return 1;
    			}
    
    			// Maintain original order
    			return sortInput ?
    				( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
    				0;
    		}
    
    		return compare & 4 ? -1 : 1;
    	} :
    	function( a, b ) {
    		// Exit early if the nodes are identical
    		if ( a === b ) {
    			hasDuplicate = true;
    			return 0;
    		}
    
    		var cur,
    			i = 0,
    			aup = a.parentNode,
    			bup = b.parentNode,
    			ap = [ a ],
    			bp = [ b ];
    
    		// Parentless nodes are either documents or disconnected
    		if ( !aup || !bup ) {
    			return a === document ? -1 :
    				b === document ? 1 :
    				aup ? -1 :
    				bup ? 1 :
    				sortInput ?
    				( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
    				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;
    	};
    
    	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 );
    	}
    
    	if ( support.matchesSelector && documentIsHTML &&
    		!nonnativeSelectorCache[ expr + " " ] &&
    		( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
    		( !rbuggyQSA     || !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) {
    			nonnativeSelectorCache( expr, true );
    		}
    	}
    
    	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 ) {
    	// Set document vars if needed
    	if ( ( elem.ownerDocument || elem ) !== document ) {
    		setDocument( elem );
    	}
    
    	var fn = Expr.attrHandle[ name.toLowerCase() ],
    		// Don't get fooled by Object.prototype properties (jQuery #13807)
    		val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
    			fn( elem, name, !documentIsHTML ) :
    			undefined;
    
    	return val !== undefined ?
    		val :
    		support.attributes || !documentIsHTML ?
    			elem.getAttribute( name ) :
    			(val = elem.getAttributeNode(name)) && val.specified ?
    				val.value :
    				null;
    };
    
    Sizzle.escape = function( sel ) {
    	return (sel + "").replace( rcssescape, fcssescape );
    };
    
    Sizzle.error = function( msg ) {
    	throw new Error( "Syntax error, unrecognized expression: " + msg );
    };
    
    /**
     * Document sorting and removing duplicates
     * @param {ArrayLike} results
     */
    Sizzle.uniqueSort = function( results ) {
    	var elem,
    		duplicates = [],
    		j = 0,
    		i = 0;
    
    	// Unless we *know* we can detect duplicates, assume their presence
    	hasDuplicate = !support.detectDuplicates;
    	sortInput = !support.sortStable && results.slice( 0 );
    	results.sort( sortOrder );
    
    	if ( hasDuplicate ) {
    		while ( (elem = results[i++]) ) {
    			if ( elem === results[ i ] ) {
    				j = duplicates.push( i );
    			}
    		}
    		while ( j-- ) {
    			results.splice( duplicates[ j ], 1 );
    		}
    	}
    
    	// Clear input after sorting to release objects
    	// See https://github.com/jquery/sizzle/pull/225
    	sortInput = null;
    
    	return results;
    };
    
    /**
     * 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
    		while ( (node = elem[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 (jQuery #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,
    
    	attrHandle: {},
    
    	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[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[6] && match[2];
    
    			if ( matchExpr["CHILD"].test( match[0] ) ) {
    				return null;
    			}
    
    			// Accept quoted arguments as-is
    			if ( match[3] ) {
    				match[2] = match[4] || match[5] || "";
    
    			// 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( nodeNameSelector ) {
    			var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
    			return nodeNameSelector === "*" ?
    				function() { return true; } :
    				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( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && 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.replace( rwhitespace, " " ) + " " ).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, uniqueCache, outerCache, node, nodeIndex, start,
    						dir = simple !== forward ? "nextSibling" : "previousSibling",
    						parent = elem.parentNode,
    						name = ofType && elem.nodeName.toLowerCase(),
    						useCache = !xml && !ofType,
    						diff = false;
    
    					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
    
    							// ...in a gzip-friendly way
    							node = parent;
    							outerCache = node[ expando ] || (node[ expando ] = {});
    
    							// Support: IE <9 only
    							// Defend against cloned attroperties (jQuery gh-1709)
    							uniqueCache = outerCache[ node.uniqueID ] ||
    								(outerCache[ node.uniqueID ] = {});
    
    							cache = uniqueCache[ type ] || [];
    							nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
    							diff = nodeIndex && 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 ) {
    									uniqueCache[ type ] = [ dirruns, nodeIndex, diff ];
    									break;
    								}
    							}
    
    						} else {
    							// Use previously-cached element index if available
    							if ( useCache ) {
    								// ...in a gzip-friendly way
    								node = elem;
    								outerCache = node[ expando ] || (node[ expando ] = {});
    
    								// Support: IE <9 only
    								// Defend against cloned attroperties (jQuery gh-1709)
    								uniqueCache = outerCache[ node.uniqueID ] ||
    									(outerCache[ node.uniqueID ] = {});
    
    								cache = uniqueCache[ type ] || [];
    								nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
    								diff = nodeIndex;
    							}
    
    							// xml :nth-child(...)
    							// or :nth-last-child(...) or :nth(-last)?-of-type(...)
    							if ( diff === false ) {
    								// 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 ) {
    											outerCache = node[ expando ] || (node[ expando ] = {});
    
    											// Support: IE <9 only
    											// Defend against cloned attroperties (jQuery gh-1709)
    											uniqueCache = outerCache[ node.uniqueID ] ||
    												(outerCache[ node.uniqueID ] = {});
    
    											uniqueCache[ 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( 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 );
    					// Don't keep the element (issue #299)
    					input[0] = null;
    					return !results.pop();
    				};
    		}),
    
    		"has": markFunction(function( selector ) {
    			return function( elem ) {
    				return Sizzle( selector, elem ).length > 0;
    			};
    		}),
    
    		"contains": markFunction(function( text ) {
    			text = text.replace( runescape, funescape );
    			return function( elem ) {
    				return ( elem.textContent || 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 identifier
    			if ( !ridentifier.test(lang || "") ) {
    				Sizzle.error( "unsupported lang: " + lang );
    			}
    			lang = lang.replace( runescape, funescape ).toLowerCase();
    			return function( elem ) {
    				var elemLang;
    				do {
    					if ( (elemLang = documentIsHTML ?
    						elem.lang :
    						elem.getAttribute("xml:lang") || elem.getAttribute("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": createDisabledPseudo( false ),
    		"disabled": createDisabledPseudo( 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 negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
    			//   but not by others (comment: 8; processing instruction: 7; etc.)
    			// nodeType < 6 works because attributes (2) do not appear as children
    			for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
    				if ( elem.nodeType < 6 ) {
    					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;
    			return elem.nodeName.toLowerCase() === "input" &&
    				elem.type === "text" &&
    
    				// Support: IE<8
    				// New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
    				( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
    		},
    
    		// 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 > length ?
    					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;
    		})
    	}
    };
    
    Expr.pseudos["nth"] = Expr.pseudos["eq"];
    
    // 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 );
    }
    
    // Easy API for creating new setFilters
    function setFilters() {}
    setFilters.prototype = Expr.filters = Expr.pseudos;
    Expr.setFilters = new setFilters();
    
    tokenize = Sizzle.tokenize = function( 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,
    		skip = combinator.next,
    		key = skip || dir,
    		checkNonElements = base && key === "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 );
    				}
    			}
    			return false;
    		} :
    
    		// Check against all ancestor/preceding elements
    		function( elem, context, xml ) {
    			var oldCache, uniqueCache, outerCache,
    				newCache = [ dirruns, doneName ];
    
    			// We can't set arbitrary data on XML nodes, so they don't benefit from combinator 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 ] = {});
    
    						// Support: IE <9 only
    						// Defend against cloned attroperties (jQuery gh-1709)
    						uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {});
    
    						if ( skip && skip === elem.nodeName.toLowerCase() ) {
    							elem = elem[ dir ] || elem;
    						} else if ( (oldCache = uniqueCache[ key ]) &&
    							oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
    
    							// Assign to newCache so results back-propagate to previous elements
    							return (newCache[ 2 ] = oldCache[ 2 ]);
    						} else {
    							// Reuse newcache so results back-propagate to previous elements
    							uniqueCache[ key ] = newCache;
    
    							// A match means we're done; a fail means we have to keep checking
    							if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
    								return true;
    							}
    						}
    					}
    				}
    			}
    			return false;
    		};
    }
    
    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 multipleContexts( selector, contexts, results ) {
    	var i = 0,
    		len = contexts.length;
    	for ( ; i < len; i++ ) {
    		Sizzle( selector, contexts[i], results );
    	}
    	return results;
    }
    
    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( 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( checkContext, elem ) > -1;
    		}, implicitRelative, true ),
    		matchers = [ function( elem, context, xml ) {
    			var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
    				(checkContext = context).nodeType ?
    					matchContext( elem, context, xml ) :
    					matchAnyContext( elem, context, xml ) );
    			// Avoid hanging onto element (issue #299)
    			checkContext = null;
    			return ret;
    		} ];
    
    	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(
    						// If the preceding token was a descendant combinator, insert an implicit any-element `*`
    						tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
    					).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 ) {
    	var bySet = setMatchers.length > 0,
    		byElement = elementMatchers.length > 0,
    		superMatcher = function( seed, context, xml, results, outermost ) {
    			var elem, j, matcher,
    				matchedCount = 0,
    				i = "0",
    				unmatched = seed && [],
    				setMatched = [],
    				contextBackup = outermostContext,
    				// We must always have either seed elements or outermost context
    				elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
    				// Use integer dirruns iff this is the outermost matcher
    				dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
    				len = elems.length;
    
    			if ( outermost ) {
    				outermostContext = context === document || context || outermost;
    			}
    
    			// Add elements passing elementMatchers directly to results
    			// Support: IE<9, Safari
    			// Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
    			for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
    				if ( byElement && elem ) {
    					j = 0;
    					if ( !context && elem.ownerDocument !== document ) {
    						setDocument( elem );
    						xml = !documentIsHTML;
    					}
    					while ( (matcher = elementMatchers[j++]) ) {
    						if ( matcher( elem, context || document, xml) ) {
    							results.push( elem );
    							break;
    						}
    					}
    					if ( outermost ) {
    						dirruns = dirrunsUnique;
    					}
    				}
    
    				// 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 );
    					}
    				}
    			}
    
    			// `i` is now the count of elements visited above, and adding it to `matchedCount`
    			// makes the latter nonnegative.
    			matchedCount += i;
    
    			// Apply set filters to unmatched elements
    			// NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
    			// equals `i`), unless we didn't visit _any_ elements in the above loop because we have
    			// no element matchers and no seed.
    			// Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
    			// case, which will result in a "00" `matchedCount` that differs from `i` but is also
    			// numerically zero.
    			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, match /* 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 ( !match ) {
    			match = tokenize( selector );
    		}
    		i = match.length;
    		while ( i-- ) {
    			cached = matcherFromTokens( match[i] );
    			if ( cached[ expando ] ) {
    				setMatchers.push( cached );
    			} else {
    				elementMatchers.push( cached );
    			}
    		}
    
    		// Cache the compiled function
    		cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
    
    		// Save selector and tokenization
    		cached.selector = selector;
    	}
    	return cached;
    };
    
    /**
     * A low-level selection function that works with Sizzle's compiled
     *  selector functions
     * @param {String|Function} selector A selector or a pre-compiled
     *  selector function built with Sizzle.compile
     * @param {Element} context
     * @param {Array} [results]
     * @param {Array} [seed] A set of elements to match against
     */
    select = Sizzle.select = function( selector, context, results, seed ) {
    	var i, tokens, token, type, find,
    		compiled = typeof selector === "function" && selector,
    		match = !seed && tokenize( (selector = compiled.selector || selector) );
    
    	results = results || [];
    
    	// Try to minimize operations if there is only one selector in the list and no seed
    	// (the latter of which guarantees us context)
    	if ( match.length === 1 ) {
    
    		// Reduce context if the leading compound selector is an ID
    		tokens = match[0] = match[0].slice( 0 );
    		if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
    				context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) {
    
    			context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
    			if ( !context ) {
    				return results;
    
    			// Precompiled matchers will still verify ancestry, so step up a level
    			} else if ( compiled ) {
    				context = context.parentNode;
    			}
    
    			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 ) && testContext( 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, seed );
    						return results;
    					}
    
    					break;
    				}
    			}
    		}
    	}
    
    	// Compile and execute a filtering function if one is not provided
    	// Provide `match` to avoid retokenization if we modified the selector above
    	( compiled || compile( selector, match ) )(
    		seed,
    		context,
    		!documentIsHTML,
    		results,
    		!context || rsibling.test( selector ) && testContext( context.parentNode ) || context
    	);
    	return results;
    };
    
    // One-time assignments
    
    // Sort stability
    support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
    
    // Support: Chrome 14-35+
    // Always assume duplicates if they aren't passed to the comparison function
    support.detectDuplicates = !!hasDuplicate;
    
    // Initialize against the default document
    setDocument();
    
    // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
    // Detached nodes confoundingly follow *each other*
    support.sortDetached = assert(function( el ) {
    	// Should return 1, but returns 4 (following)
    	return el.compareDocumentPosition( document.createElement("fieldset") ) & 1;
    });
    
    // Support: IE<8
    // Prevent attribute/property "interpolation"
    // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
    if ( !assert(function( el ) {
    	el.innerHTML = "<a href='#'></a>";
    	return el.firstChild.getAttribute("href") === "#" ;
    }) ) {
    	addHandle( "type|href|height|width", function( elem, name, isXML ) {
    		if ( !isXML ) {
    			return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
    		}
    	});
    }
    
    // Support: IE<9
    // Use defaultValue in place of getAttribute("value")
    if ( !support.attributes || !assert(function( el ) {
    	el.innerHTML = "<input/>";
    	el.firstChild.setAttribute( "value", "" );
    	return el.firstChild.getAttribute( "value" ) === "";
    }) ) {
    	addHandle( "value", function( elem, name, isXML ) {
    		if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
    			return elem.defaultValue;
    		}
    	});
    }
    
    // Support: IE<9
    // Use getAttributeNode to fetch booleans when getAttribute lies
    if ( !assert(function( el ) {
    	return el.getAttribute("disabled") == null;
    }) ) {
    	addHandle( booleans, function( elem, name, isXML ) {
    		var val;
    		if ( !isXML ) {
    			return elem[ name ] === true ? name.toLowerCase() :
    					(val = elem.getAttributeNode( name )) && val.specified ?
    					val.value :
    				null;
    		}
    	});
    }
    
    return Sizzle;
    
    })( window );
    
    
    
    jQuery.find = Sizzle;
    jQuery.expr = Sizzle.selectors;
    
    // Deprecated
    jQuery.expr[ ":" ] = jQuery.expr.pseudos;
    jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;
    jQuery.text = Sizzle.getText;
    jQuery.isXMLDoc = Sizzle.isXML;
    jQuery.contains = Sizzle.contains;
    jQuery.escapeSelector = Sizzle.escape;
    
    
    
    
    var dir = function( elem, dir, until ) {
    	var matched = [],
    		truncate = until !== undefined;
    
    	while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
    		if ( elem.nodeType === 1 ) {
    			if ( truncate && jQuery( elem ).is( until ) ) {
    				break;
    			}
    			matched.push( elem );
    		}
    	}
    	return matched;
    };
    
    
    var siblings = function( n, elem ) {
    	var matched = [];
    
    	for ( ; n; n = n.nextSibling ) {
    		if ( n.nodeType === 1 && n !== elem ) {
    			matched.push( n );
    		}
    	}
    
    	return matched;
    };
    
    
    var rneedsContext = jQuery.expr.match.needsContext;
    
    
    
    function nodeName( elem, name ) {
    
      return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
    
    };
    var rsingleTag = ( /^<([a-z][^/>:x20	
    f]*)[x20	
    f]*/?>(?:</1>|)$/i );
    
    
    
    // Implement the identical functionality for filter and not
    function winnow( elements, qualifier, not ) {
    	if ( isFunction( qualifier ) ) {
    		return jQuery.grep( elements, function( elem, i ) {
    			return !!qualifier.call( elem, i, elem ) !== not;
    		} );
    	}
    
    	// Single element
    	if ( qualifier.nodeType ) {
    		return jQuery.grep( elements, function( elem ) {
    			return ( elem === qualifier ) !== not;
    		} );
    	}
    
    	// Arraylike of elements (jQuery, arguments, Array)
    	if ( typeof qualifier !== "string" ) {
    		return jQuery.grep( elements, function( elem ) {
    			return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
    		} );
    	}
    
    	// Filtered directly for both simple and complex selectors
    	return jQuery.filter( qualifier, elements, not );
    }
    
    jQuery.filter = function( expr, elems, not ) {
    	var elem = elems[ 0 ];
    
    	if ( not ) {
    		expr = ":not(" + expr + ")";
    	}
    
    	if ( elems.length === 1 && elem.nodeType === 1 ) {
    		return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
    	}
    
    	return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
    		return elem.nodeType === 1;
    	} ) );
    };
    
    jQuery.fn.extend( {
    	find: function( selector ) {
    		var i, ret,
    			len = this.length,
    			self = this;
    
    		if ( typeof selector !== "string" ) {
    			return this.pushStack( jQuery( selector ).filter( function() {
    				for ( i = 0; i < len; i++ ) {
    					if ( jQuery.contains( self[ i ], this ) ) {
    						return true;
    					}
    				}
    			} ) );
    		}
    
    		ret = this.pushStack( [] );
    
    		for ( i = 0; i < len; i++ ) {
    			jQuery.find( selector, self[ i ], ret );
    		}
    
    		return len > 1 ? jQuery.uniqueSort( ret ) : ret;
    	},
    	filter: function( selector ) {
    		return this.pushStack( winnow( this, selector || [], false ) );
    	},
    	not: function( selector ) {
    		return this.pushStack( winnow( this, selector || [], true ) );
    	},
    	is: function( selector ) {
    		return !!winnow(
    			this,
    
    			// 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".
    			typeof selector === "string" && rneedsContext.test( selector ) ?
    				jQuery( selector ) :
    				selector || [],
    			false
    		).length;
    	}
    } );
    
    
    // Initialize a jQuery object
    
    
    // A central reference to the root jQuery(document)
    var rootjQuery,
    
    	// 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 <)
    	// Shortcut simple #id case for speed
    	rquickExpr = /^(?:s*(<[wW]+>)[^>]*|#([w-]+))$/,
    
    	init = jQuery.fn.init = function( selector, context, root ) {
    		var match, elem;
    
    		// HANDLE: $(""), $(null), $(undefined), $(false)
    		if ( !selector ) {
    			return this;
    		}
    
    		// Method init() accepts an alternate rootjQuery
    		// so migrate can support jQuery.sub (gh-2101)
    		root = root || rootjQuery;
    
    		// Handle HTML strings
    		if ( typeof selector === "string" ) {
    			if ( selector[ 0 ] === "<" &&
    				selector[ 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;
    
    					// Option to run scripts is true for back-compat
    					// Intentionally let the error be thrown if parseHTML is not present
    					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 ( 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 ] );
    
    					if ( elem ) {
    
    						// Inject the element directly into the jQuery object
    						this[ 0 ] = elem;
    						this.length = 1;
    					}
    					return this;
    				}
    
    			// HANDLE: $(expr, $(...))
    			} else if ( !context || context.jquery ) {
    				return ( context || root ).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[ 0 ] = selector;
    			this.length = 1;
    			return this;
    
    		// HANDLE: $(function)
    		// Shortcut for document ready
    		} else if ( isFunction( selector ) ) {
    			return root.ready !== undefined ?
    				root.ready( selector ) :
    
    				// Execute immediately if ready is not present
    				selector( jQuery );
    		}
    
    		return jQuery.makeArray( selector, this );
    	};
    
    // Give the init function the jQuery prototype for later instantiation
    init.prototype = jQuery.fn;
    
    // Initialize central reference
    rootjQuery = jQuery( document );
    
    
    var rparentsprev = /^(?:parents|prev(?:Until|All))/,
    
    	// 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( {
    	has: function( target ) {
    		var targets = jQuery( target, this ),
    			l = targets.length;
    
    		return this.filter( function() {
    			var i = 0;
    			for ( ; i < l; i++ ) {
    				if ( jQuery.contains( this, targets[ i ] ) ) {
    					return true;
    				}
    			}
    		} );
    	},
    
    	closest: function( selectors, context ) {
    		var cur,
    			i = 0,
    			l = this.length,
    			matched = [],
    			targets = typeof selectors !== "string" && jQuery( selectors );
    
    		// Positional selectors never match, since there's no _selection_ context
    		if ( !rneedsContext.test( selectors ) ) {
    			for ( ; i < l; i++ ) {
    				for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
    
    					// Always skip document fragments
    					if ( cur.nodeType < 11 && ( targets ?
    						targets.index( cur ) > -1 :
    
    						// Don't pass non-elements to Sizzle
    						cur.nodeType === 1 &&
    							jQuery.find.matchesSelector( cur, selectors ) ) ) {
    
    						matched.push( cur );
    						break;
    					}
    				}
    			}
    		}
    
    		return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
    	},
    
    	// Determine the position of an element within the set
    	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 indexOf.call( jQuery( elem ), this[ 0 ] );
    		}
    
    		// Locate the position of the desired element
    		return indexOf.call( this,
    
    			// If it receives a jQuery object, the first element is used
    			elem.jquery ? elem[ 0 ] : elem
    		);
    	},
    
    	add: function( selector, context ) {
    		return this.pushStack(
    			jQuery.uniqueSort(
    				jQuery.merge( this.get(), jQuery( selector, context ) )
    			)
    		);
    	},
    
    	addBack: function( selector ) {
    		return this.add( selector == null ?
    			this.prevObject : this.prevObject.filter( selector )
    		);
    	}
    } );
    
    function sibling( cur, dir ) {
    	while ( ( cur = cur[ dir ] ) && 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 dir( elem, "parentNode" );
    	},
    	parentsUntil: function( elem, i, until ) {
    		return dir( elem, "parentNode", until );
    	},
    	next: function( elem ) {
    		return sibling( elem, "nextSibling" );
    	},
    	prev: function( elem ) {
    		return sibling( elem, "previousSibling" );
    	},
    	nextAll: function( elem ) {
    		return dir( elem, "nextSibling" );
    	},
    	prevAll: function( elem ) {
    		return dir( elem, "previousSibling" );
    	},
    	nextUntil: function( elem, i, until ) {
    		return dir( elem, "nextSibling", until );
    	},
    	prevUntil: function( elem, i, until ) {
    		return dir( elem, "previousSibling", until );
    	},
    	siblings: function( elem ) {
    		return siblings( ( elem.parentNode || {} ).firstChild, elem );
    	},
    	children: function( elem ) {
    		return siblings( elem.firstChild );
    	},
    	contents: function( elem ) {
    		if ( typeof elem.contentDocument !== "undefined" ) {
    			return elem.contentDocument;
    		}
    
    		// Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
    		// Treat the template element as a regular one in browsers that
    		// don't support it.
    		if ( nodeName( elem, "template" ) ) {
    			elem = elem.content || elem;
    		}
    
    		return jQuery.merge( [], elem.childNodes );
    	}
    }, function( name, fn ) {
    	jQuery.fn[ name ] = function( until, selector ) {
    		var matched = jQuery.map( this, fn, until );
    
    		if ( name.slice( -5 ) !== "Until" ) {
    			selector = until;
    		}
    
    		if ( selector && typeof selector === "string" ) {
    			matched = jQuery.filter( selector, matched );
    		}
    
    		if ( this.length > 1 ) {
    
    			// Remove duplicates
    			if ( !guaranteedUnique[ name ] ) {
    				jQuery.uniqueSort( matched );
    			}
    
    			// Reverse order for parents* and prev-derivatives
    			if ( rparentsprev.test( name ) ) {
    				matched.reverse();
    			}
    		}
    
    		return this.pushStack( matched );
    	};
    } );
    var rnothtmlwhite = ( /[^x20	
    f]+/g );
    
    
    
    // Convert String-formatted options into Object-formatted ones
    function createOptions( options ) {
    	var object = {};
    	jQuery.each( options.match( rnothtmlwhite ) || [], 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" ?
    		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,
    
    		// Flag to prevent firing
    		locked,
    
    		// Actual callback list
    		list = [],
    
    		// Queue of execution data for repeatable lists
    		queue = [],
    
    		// Index of currently firing callback (modified by add/remove as needed)
    		firingIndex = -1,
    
    		// Fire callbacks
    		fire = function() {
    
    			// Enforce single-firing
    			locked = locked || options.once;
    
    			// Execute callbacks for all pending executions,
    			// respecting firingIndex overrides and runtime changes
    			fired = firing = true;
    			for ( ; queue.length; firingIndex = -1 ) {
    				memory = queue.shift();
    				while ( ++firingIndex < list.length ) {
    
    					// Run callback and check for early termination
    					if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
    						options.stopOnFalse ) {
    
    						// Jump to end and forget the data so .add doesn't re-fire
    						firingIndex = list.length;
    						memory = false;
    					}
    				}
    			}
    
    			// Forget the data if we're done with it
    			if ( !options.memory ) {
    				memory = false;
    			}
    
    			firing = false;
    
    			// Clean up if we're done firing for good
    			if ( locked ) {
    
    				// Keep an empty list if we have data for future add calls
    				if ( memory ) {
    					list = [];
    
    				// Otherwise, this object is spent
    				} else {
    					list = "";
    				}
    			}
    		},
    
    		// Actual Callbacks object
    		self = {
    
    			// Add a callback or a collection of callbacks to the list
    			add: function() {
    				if ( list ) {
    
    					// If we have memory from a past run, we should fire after adding
    					if ( memory && !firing ) {
    						firingIndex = list.length - 1;
    						queue.push( memory );
    					}
    
    					( function add( args ) {
    						jQuery.each( args, function( _, arg ) {
    							if ( isFunction( arg ) ) {
    								if ( !options.unique || !self.has( arg ) ) {
    									list.push( arg );
    								}
    							} else if ( arg && arg.length && toType( arg ) !== "string" ) {
    
    								// Inspect recursively
    								add( arg );
    							}
    						} );
    					} )( arguments );
    
    					if ( memory && !firing ) {
    						fire();
    					}
    				}
    				return this;
    			},
    
    			// Remove a callback from the list
    			remove: function() {
    				jQuery.each( arguments, function( _, arg ) {
    					var index;
    					while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
    						list.splice( index, 1 );
    
    						// Handle firing indexes
    						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.length > 0;
    			},
    
    			// Remove all callbacks from the list
    			empty: function() {
    				if ( list ) {
    					list = [];
    				}
    				return this;
    			},
    
    			// Disable .fire and .add
    			// Abort any current/pending executions
    			// Clear all callbacks and values
    			disable: function() {
    				locked = queue = [];
    				list = memory = "";
    				return this;
    			},
    			disabled: function() {
    				return !list;
    			},
    
    			// Disable .fire
    			// Also disable .add unless we have memory (since it would have no effect)
    			// Abort any pending executions
    			lock: function() {
    				locked = queue = [];
    				if ( !memory && !firing ) {
    					list = memory = "";
    				}
    				return this;
    			},
    			locked: function() {
    				return !!locked;
    			},
    
    			// Call all callbacks with the given context and arguments
    			fireWith: function( context, args ) {
    				if ( !locked ) {
    					args = args || [];
    					args = [ context, args.slice ? args.slice() : args ];
    					queue.push( args );
    					if ( !firing ) {
    						fire();
    					}
    				}
    				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;
    };
    
    
    function Identity( v ) {
    	return v;
    }
    function Thrower( ex ) {
    	throw ex;
    }
    
    function adoptValue( value, resolve, reject, noValue ) {
    	var method;
    
    	try {
    
    		// Check for promise aspect first to privilege synchronous behavior
    		if ( value && isFunction( ( method = value.promise ) ) ) {
    			method.call( value ).done( resolve ).fail( reject );
    
    		// Other thenables
    		} else if ( value && isFunction( ( method = value.then ) ) ) {
    			method.call( value, resolve, reject );
    
    		// Other non-thenables
    		} else {
    
    			// Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
    			// * false: [ value ].slice( 0 ) => resolve( value )
    			// * true: [ value ].slice( 1 ) => resolve()
    			resolve.apply( undefined, [ value ].slice( noValue ) );
    		}
    
    	// For Promises/A+, convert exceptions into rejections
    	// Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
    	// Deferred#then to conditionally suppress rejection.
    	} catch ( value ) {
    
    		// Support: Android 4.0 only
    		// Strict mode functions invoked without .call/.apply get global-object context
    		reject.apply( undefined, [ value ] );
    	}
    }
    
    jQuery.extend( {
    
    	Deferred: function( func ) {
    		var tuples = [
    
    				// action, add listener, callbacks,
    				// ... .then handlers, argument index, [final state]
    				[ "notify", "progress", jQuery.Callbacks( "memory" ),
    					jQuery.Callbacks( "memory" ), 2 ],
    				[ "resolve", "done", jQuery.Callbacks( "once memory" ),
    					jQuery.Callbacks( "once memory" ), 0, "resolved" ],
    				[ "reject", "fail", jQuery.Callbacks( "once memory" ),
    					jQuery.Callbacks( "once memory" ), 1, "rejected" ]
    			],
    			state = "pending",
    			promise = {
    				state: function() {
    					return state;
    				},
    				always: function() {
    					deferred.done( arguments ).fail( arguments );
    					return this;
    				},
    				"catch": function( fn ) {
    					return promise.then( null, fn );
    				},
    
    				// Keep pipe for back-compat
    				pipe: function( /* fnDone, fnFail, fnProgress */ ) {
    					var fns = arguments;
    
    					return jQuery.Deferred( function( newDefer ) {
    						jQuery.each( tuples, function( i, tuple ) {
    
    							// Map tuples (progress, done, fail) to arguments (done, fail, progress)
    							var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ];
    
    							// deferred.progress(function() { bind to newDefer or newDefer.notify })
    							// deferred.done(function() { bind to newDefer or newDefer.resolve })
    							// deferred.fail(function() { bind to newDefer or newDefer.reject })
    							deferred[ tuple[ 1 ] ]( function() {
    								var returned = fn && fn.apply( this, arguments );
    								if ( returned && isFunction( returned.promise ) ) {
    									returned.promise()
    										.progress( newDefer.notify )
    										.done( newDefer.resolve )
    										.fail( newDefer.reject );
    								} else {
    									newDefer[ tuple[ 0 ] + "With" ](
    										this,
    										fn ? [ returned ] : arguments
    									);
    								}
    							} );
    						} );
    						fns = null;
    					} ).promise();
    				},
    				then: function( onFulfilled, onRejected, onProgress ) {
    					var maxDepth = 0;
    					function resolve( depth, deferred, handler, special ) {
    						return function() {
    							var that = this,
    								args = arguments,
    								mightThrow = function() {
    									var returned, then;
    
    									// Support: Promises/A+ section 2.3.3.3.3
    									// https://promisesaplus.com/#point-59
    									// Ignore double-resolution attempts
    									if ( depth < maxDepth ) {
    										return;
    									}
    
    									returned = handler.apply( that, args );
    
    									// Support: Promises/A+ section 2.3.1
    									// https://promisesaplus.com/#point-48
    									if ( returned === deferred.promise() ) {
    										throw new TypeError( "Thenable self-resolution" );
    									}
    
    									// Support: Promises/A+ sections 2.3.3.1, 3.5
    									// https://promisesaplus.com/#point-54
    									// https://promisesaplus.com/#point-75
    									// Retrieve `then` only once
    									then = returned &&
    
    										// Support: Promises/A+ section 2.3.4
    										// https://promisesaplus.com/#point-64
    										// Only check objects and functions for thenability
    										( typeof returned === "object" ||
    											typeof returned === "function" ) &&
    										returned.then;
    
    									// Handle a returned thenable
    									if ( isFunction( then ) ) {
    
    										// Special processors (notify) just wait for resolution
    										if ( special ) {
    											then.call(
    												returned,
    												resolve( maxDepth, deferred, Identity, special ),
    												resolve( maxDepth, deferred, Thrower, special )
    											);
    
    										// Normal processors (resolve) also hook into progress
    										} else {
    
    											// ...and disregard older resolution values
    											maxDepth++;
    
    											then.call(
    												returned,
    												resolve( maxDepth, deferred, Identity, special ),
    												resolve( maxDepth, deferred, Thrower, special ),
    												resolve( maxDepth, deferred, Identity,
    													deferred.notifyWith )
    											);
    										}
    
    									// Handle all other returned values
    									} else {
    
    										// Only substitute handlers pass on context
    										// and multiple values (non-spec behavior)
    										if ( handler !== Identity ) {
    											that = undefined;
    											args = [ returned ];
    										}
    
    										// Process the value(s)
    										// Default process is resolve
    										( special || deferred.resolveWith )( that, args );
    									}
    								},
    
    								// Only normal processors (resolve) catch and reject exceptions
    								process = special ?
    									mightThrow :
    									function() {
    										try {
    											mightThrow();
    										} catch ( e ) {
    
    											if ( jQuery.Deferred.exceptionHook ) {
    												jQuery.Deferred.exceptionHook( e,
    													process.stackTrace );
    											}
    
    											// Support: Promises/A+ section 2.3.3.3.4.1
    											// https://promisesaplus.com/#point-61
    											// Ignore post-resolution exceptions
    											if ( depth + 1 >= maxDepth ) {
    
    												// Only substitute handlers pass on context
    												// and multiple values (non-spec behavior)
    												if ( handler !== Thrower ) {
    													that = undefined;
    													args = [ e ];
    												}
    
    												deferred.rejectWith( that, args );
    											}
    										}
    									};
    
    							// Support: Promises/A+ section 2.3.3.3.1
    							// https://promisesaplus.com/#point-57
    							// Re-resolve promises immediately to dodge false rejection from
    							// subsequent errors
    							if ( depth ) {
    								process();
    							} else {
    
    								// Call an optional hook to record the stack, in case of exception
    								// since it's otherwise lost when execution goes async
    								if ( jQuery.Deferred.getStackHook ) {
    									process.stackTrace = jQuery.Deferred.getStackHook();
    								}
    								window.setTimeout( process );
    							}
    						};
    					}
    
    					return jQuery.Deferred( function( newDefer ) {
    
    						// progress_handlers.add( ... )
    						tuples[ 0 ][ 3 ].add(
    							resolve(
    								0,
    								newDefer,
    								isFunction( onProgress ) ?
    									onProgress :
    									Identity,
    								newDefer.notifyWith
    							)
    						);
    
    						// fulfilled_handlers.add( ... )
    						tuples[ 1 ][ 3 ].add(
    							resolve(
    								0,
    								newDefer,
    								isFunction( onFulfilled ) ?
    									onFulfilled :
    									Identity
    							)
    						);
    
    						// rejected_handlers.add( ... )
    						tuples[ 2 ][ 3 ].add(
    							resolve(
    								0,
    								newDefer,
    								isFunction( onRejected ) ?
    									onRejected :
    									Thrower
    							)
    						);
    					} ).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 = {};
    
    		// Add list-specific methods
    		jQuery.each( tuples, function( i, tuple ) {
    			var list = tuple[ 2 ],
    				stateString = tuple[ 5 ];
    
    			// promise.progress = list.add
    			// promise.done = list.add
    			// promise.fail = list.add
    			promise[ tuple[ 1 ] ] = list.add;
    
    			// Handle state
    			if ( stateString ) {
    				list.add(
    					function() {
    
    						// state = "resolved" (i.e., fulfilled)
    						// state = "rejected"
    						state = stateString;
    					},
    
    					// rejected_callbacks.disable
    					// fulfilled_callbacks.disable
    					tuples[ 3 - i ][ 2 ].disable,
    
    					// rejected_handlers.disable
    					// fulfilled_handlers.disable
    					tuples[ 3 - i ][ 3 ].disable,
    
    					// progress_callbacks.lock
    					tuples[ 0 ][ 2 ].lock,
    
    					// progress_handlers.lock
    					tuples[ 0 ][ 3 ].lock
    				);
    			}
    
    			// progress_handlers.fire
    			// fulfilled_handlers.fire
    			// rejected_handlers.fire
    			list.add( tuple[ 3 ].fire );
    
    			// deferred.notify = function() { deferred.notifyWith(...) }
    			// deferred.resolve = function() { deferred.resolveWith(...) }
    			// deferred.reject = function() { deferred.rejectWith(...) }
    			deferred[ tuple[ 0 ] ] = function() {
    				deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments );
    				return this;
    			};
    
    			// deferred.notifyWith = list.fireWith
    			// deferred.resolveWith = list.fireWith
    			// deferred.rejectWith = list.fireWith
    			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( singleValue ) {
    		var
    
    			// count of uncompleted subordinates
    			remaining = arguments.length,
    
    			// count of unprocessed arguments
    			i = remaining,
    
    			// subordinate fulfillment data
    			resolveContexts = Array( i ),
    			resolveValues = slice.call( arguments ),
    
    			// the master Deferred
    			master = jQuery.Deferred(),
    
    			// subordinate callback factory
    			updateFunc = function( i ) {
    				return function( value ) {
    					resolveContexts[ i ] = this;
    					resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
    					if ( !( --remaining ) ) {
    						master.resolveWith( resolveContexts, resolveValues );
    					}
    				};
    			};
    
    		// Single- and empty arguments are adopted like Promise.resolve
    		if ( remaining <= 1 ) {
    			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
    				!remaining );
    
    			// Use .then() to unwrap secondary thenables (cf. gh-3000)
    			if ( master.state() === "pending" ||
    				isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) {
    
    				return master.then();
    			}
    		}
    
    		// Multiple arguments are aggregated like Promise.all array elements
    		while ( i-- ) {
    			adoptValue( resolveValues[ i ], updateFunc( i ), master.reject );
    		}
    
    		return master.promise();
    	}
    } );
    
    
    // These usually indicate a programmer mistake during development,
    // warn about them ASAP rather than swallowing them by default.
    var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;
    
    jQuery.Deferred.exceptionHook = function( error, stack ) {
    
    	// Support: IE 8 - 9 only
    	// Console exists when dev tools are open, which can happen at any time
    	if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) {
    		window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack );
    	}
    };
    
    
    
    
    jQuery.readyException = function( error ) {
    	window.setTimeout( function() {
    		throw error;
    	} );
    };
    
    
    
    
    // The deferred used on DOM ready
    var readyList = jQuery.Deferred();
    
    jQuery.fn.ready = function( fn ) {
    
    	readyList
    		.then( fn )
    
    		// Wrap jQuery.readyException in a function so that the lookup
    		// happens at the time of error handling instead of callback
    		// registration.
    		.catch( function( error ) {
    			jQuery.readyException( error );
    		} );
    
    	return this;
    };
    
    jQuery.extend( {
    
    	// 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,
    
    	// 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;
    		}
    
    		// 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 ] );
    	}
    } );
    
    jQuery.ready.then = readyList.then;
    
    // The ready event handler and self cleanup method
    function completed() {
    	document.removeEventListener( "DOMContentLoaded", completed );
    	window.removeEventListener( "load", completed );
    	jQuery.ready();
    }
    
    // Catch cases where $(document).ready() is called
    // after the browser event has already occurred.
    // Support: IE <=9 - 10 only
    // Older IE sometimes signals "interactive" too soon
    if ( document.readyState === "complete" ||
    	( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {
    
    	// Handle it asynchronously to allow scripts the opportunity to delay ready
    	window.setTimeout( jQuery.ready );
    
    } else {
    
    	// Use the handy event callback
    	document.addEventListener( "DOMContentLoaded", completed );
    
    	// A fallback to window.onload, that will always work
    	window.addEventListener( "load", completed );
    }
    
    
    
    
    // Multifunctional method to get and set values of a collection
    // The value/s can optionally be executed if it's a function
    var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
    	var i = 0,
    		len = elems.length,
    		bulk = key == null;
    
    	// Sets many values
    	if ( toType( key ) === "object" ) {
    		chainable = true;
    		for ( i in key ) {
    			access( elems, fn, i, key[ i ], true, emptyGet, raw );
    		}
    
    	// Sets one value
    	} else if ( value !== undefined ) {
    		chainable = true;
    
    		if ( !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 < len; i++ ) {
    				fn(
    					elems[ i ], key, raw ?
    					value :
    					value.call( elems[ i ], i, fn( elems[ i ], key ) )
    				);
    			}
    		}
    	}
    
    	if ( chainable ) {
    		return elems;
    	}
    
    	// Gets
    	if ( bulk ) {
    		return fn.call( elems );
    	}
    
    	return len ? fn( elems[ 0 ], key ) : emptyGet;
    };
    
    
    // Matches dashed string for camelizing
    var rmsPrefix = /^-ms-/,
    	rdashAlpha = /-([a-z])/g;
    
    // Used by camelCase as callback to replace()
    function fcamelCase( all, letter ) {
    	return letter.toUpperCase();
    }
    
    // Convert dashed to camelCase; used by the css and data modules
    // Support: IE <=9 - 11, Edge 12 - 15
    // Microsoft forgot to hump their vendor prefix (#9572)
    function camelCase( string ) {
    	return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
    }
    var acceptData = function( owner ) {
    
    	// Accepts only:
    	//  - Node
    	//    - Node.ELEMENT_NODE
    	//    - Node.DOCUMENT_NODE
    	//  - Object
    	//    - Any
    	return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
    };
    
    
    
    
    function Data() {
    	this.expando = jQuery.expando + Data.uid++;
    }
    
    Data.uid = 1;
    
    Data.prototype = {
    
    	cache: function( owner ) {
    
    		// Check if the owner object already has a cache
    		var value = owner[ this.expando ];
    
    		// If not, create one
    		if ( !value ) {
    			value = {};
    
    			// We can accept data for non-element nodes in modern browsers,
    			// but we should not, see #8335.
    			// Always return an empty object.
    			if ( acceptData( owner ) ) {
    
    				// If it is a node unlikely to be stringify-ed or looped over
    				// use plain assignment
    				if ( owner.nodeType ) {
    					owner[ this.expando ] = value;
    
    				// Otherwise secure it in a non-enumerable property
    				// configurable must be true to allow the property to be
    				// deleted when data is removed
    				} else {
    					Object.defineProperty( owner, this.expando, {
    						value: value,
    						configurable: true
    					} );
    				}
    			}
    		}
    
    		return value;
    	},
    	set: function( owner, data, value ) {
    		var prop,
    			cache = this.cache( owner );
    
    		// Handle: [ owner, key, value ] args
    		// Always use camelCase key (gh-2257)
    		if ( typeof data === "string" ) {
    			cache[ camelCase( data ) ] = value;
    
    		// Handle: [ owner, { properties } ] args
    		} else {
    
    			// Copy the properties one-by-one to the cache object
    			for ( prop in data ) {
    				cache[ camelCase( prop ) ] = data[ prop ];
    			}
    		}
    		return cache;
    	},
    	get: function( owner, key ) {
    		return key === undefined ?
    			this.cache( owner ) :
    
    			// Always use camelCase key (gh-2257)
    			owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ];
    	},
    	access: function( owner, key, value ) {
    
    		// In cases where either:
    		//
    		//   1. No key was specified
    		//   2. A string key was specified, but no value provided
    		//
    		// Take the "read" path and allow the get method to determine
    		// which value to return, respectively either:
    		//
    		//   1. The entire cache object
    		//   2. The data stored at the key
    		//
    		if ( key === undefined ||
    				( ( key && typeof key === "string" ) && value === undefined ) ) {
    
    			return this.get( owner, key );
    		}
    
    		// When the key is not a string, or both a key and value
    		// are specified, set or extend (existing objects) with either:
    		//
    		//   1. An object of properties
    		//   2. A key and value
    		//
    		this.set( owner, key, value );
    
    		// Since the "set" path can have two possible entry points
    		// return the expected data based on which path was taken[*]
    		return value !== undefined ? value : key;
    	},
    	remove: function( owner, key ) {
    		var i,
    			cache = owner[ this.expando ];
    
    		if ( cache === undefined ) {
    			return;
    		}
    
    		if ( key !== undefined ) {
    
    			// Support array or space separated string of keys
    			if ( Array.isArray( key ) ) {
    
    				// If key is an array of keys...
    				// We always set camelCase keys, so remove that.
    				key = key.map( camelCase );
    			} else {
    				key = camelCase( key );
    
    				// If a key with the spaces exists, use it.
    				// Otherwise, create an array by matching non-whitespace
    				key = key in cache ?
    					[ key ] :
    					( key.match( rnothtmlwhite ) || [] );
    			}
    
    			i = key.length;
    
    			while ( i-- ) {
    				delete cache[ key[ i ] ];
    			}
    		}
    
    		// Remove the expando if there's no more data
    		if ( key === undefined || jQuery.isEmptyObject( cache ) ) {
    
    			// Support: Chrome <=35 - 45
    			// Webkit & Blink performance suffers when deleting properties
    			// from DOM nodes, so set to undefined instead
    			// https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)
    			if ( owner.nodeType ) {
    				owner[ this.expando ] = undefined;
    			} else {
    				delete owner[ this.expando ];
    			}
    		}
    	},
    	hasData: function( owner ) {
    		var cache = owner[ this.expando ];
    		return cache !== undefined && !jQuery.isEmptyObject( cache );
    	}
    };
    var dataPriv = new Data();
    
    var dataUser = new Data();
    
    
    
    //	Implementation Summary
    //
    //	1. Enforce API surface and semantic compatibility with 1.9.x branch
    //	2. Improve the module's maintainability by reducing the storage
    //		paths to a single mechanism.
    //	3. Use the same single mechanism to support "private" and "user" data.
    //	4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
    //	5. Avoid exposing implementation details on user objects (eg. expando properties)
    //	6. Provide a clear path for implementation upgrade to WeakMap in 2014
    
    var rbrace = /^(?:{[wW]*}|[[wW]*])$/,
    	rmultiDash = /[A-Z]/g;
    
    function getData( data ) {
    	if ( data === "true" ) {
    		return true;
    	}
    
    	if ( data === "false" ) {
    		return false;
    	}
    
    	if ( data === "null" ) {
    		return null;
    	}
    
    	// Only convert to a number if it doesn't change the string
    	if ( data === +data + "" ) {
    		return +data;
    	}
    
    	if ( rbrace.test( data ) ) {
    		return JSON.parse( data );
    	}
    
    	return data;
    }
    
    function dataAttr( elem, key, data ) {
    	var name;
    
    	// If nothing was found internally, try to fetch any
    	// data from the HTML5 data-* attribute
    	if ( data === undefined && elem.nodeType === 1 ) {
    		name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
    		data = elem.getAttribute( name );
    
    		if ( typeof data === "string" ) {
    			try {
    				data = getData( data );
    			} catch ( e ) {}
    
    			// Make sure we set the data so it isn't changed later
    			dataUser.set( elem, key, data );
    		} else {
    			data = undefined;
    		}
    	}
    	return data;
    }
    
    jQuery.extend( {
    	hasData: function( elem ) {
    		return dataUser.hasData( elem ) || dataPriv.hasData( elem );
    	},
    
    	data: function( elem, name, data ) {
    		return dataUser.access( elem, name, data );
    	},
    
    	removeData: function( elem, name ) {
    		dataUser.remove( elem, name );
    	},
    
    	// TODO: Now that all calls to _data and _removeData have been replaced
    	// with direct calls to dataPriv methods, these can be deprecated.
    	_data: function( elem, name, data ) {
    		return dataPriv.access( elem, name, data );
    	},
    
    	_removeData: function( elem, name ) {
    		dataPriv.remove( elem, name );
    	}
    } );
    
    jQuery.fn.extend( {
    	data: function( key, value ) {
    		var i, name, data,
    			elem = this[ 0 ],
    			attrs = elem && elem.attributes;
    
    		// Gets all values
    		if ( key === undefined ) {
    			if ( this.length ) {
    				data = dataUser.get( elem );
    
    				if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
    					i = attrs.length;
    					while ( i-- ) {
    
    						// Support: IE 11 only
    						// The attrs elements can be null (#14894)
    						if ( attrs[ i ] ) {
    							name = attrs[ i ].name;
    							if ( name.indexOf( "data-" ) === 0 ) {
    								name = camelCase( name.slice( 5 ) );
    								dataAttr( elem, name, data[ name ] );
    							}
    						}
    					}
    					dataPriv.set( elem, "hasDataAttrs", true );
    				}
    			}
    
    			return data;
    		}
    
    		// Sets multiple values
    		if ( typeof key === "object" ) {
    			return this.each( function() {
    				dataUser.set( this, key );
    			} );
    		}
    
    		return access( this, function( value ) {
    			var data;
    
    			// The calling jQuery object (element matches) is not empty
    			// (and therefore has an element appears at this[ 0 ]) and the
    			// `value` parameter was not undefined. An empty jQuery object
    			// will result in `undefined` for elem = this[ 0 ] which will
    			// throw an exception if an attempt to read a data cache is made.
    			if ( elem && value === undefined ) {
    
    				// Attempt to get data from the cache
    				// The key will always be camelCased in Data
    				data = dataUser.get( elem, key );
    				if ( data !== undefined ) {
    					return data;
    				}
    
    				// Attempt to "discover" the data in
    				// HTML5 custom data-* attrs
    				data = dataAttr( elem, key );
    				if ( data !== undefined ) {
    					return data;
    				}
    
    				// We tried really hard, but the data doesn't exist.
    				return;
    			}
    
    			// Set the data...
    			this.each( function() {
    
    				// We always store the camelCased key
    				dataUser.set( this, key, value );
    			} );
    		}, null, value, arguments.length > 1, null, true );
    	},
    
    	removeData: function( key ) {
    		return this.each( function() {
    			dataUser.remove( this, key );
    		} );
    	}
    } );
    
    
    jQuery.extend( {
    	queue: function( elem, type, data ) {
    		var queue;
    
    		if ( elem ) {
    			type = ( type || "fx" ) + "queue";
    			queue = dataPriv.get( elem, type );
    
    			// Speed up dequeue by getting out quickly if this is just a lookup
    			if ( data ) {
    				if ( !queue || Array.isArray( data ) ) {
    					queue = dataPriv.access( 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--;
    		}
    
    		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 public - generate a queueHooks object, or return the current one
    	_queueHooks: function( elem, type ) {
    		var key = type + "queueHooks";
    		return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
    			empty: jQuery.Callbacks( "once memory" ).add( function() {
    				dataPriv.remove( elem, [ type + "queue", 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 );
    		} );
    	},
    	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 = dataPriv.get( elements[ i ], type + "queueHooks" );
    			if ( tmp && tmp.empty ) {
    				count++;
    				tmp.empty.add( resolve );
    			}
    		}
    		resolve();
    		return defer.promise( obj );
    	}
    } );
    var pnum = ( /[+-]?(?:d*.|)d+(?:[eE][+-]?d+|)/ ).source;
    
    var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
    
    
    var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
    
    var documentElement = document.documentElement;
    
    
    
    	var isAttached = function( elem ) {
    			return jQuery.contains( elem.ownerDocument, elem );
    		},
    		composed = { composed: true };
    
    	// Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only
    	// Check attachment across shadow DOM boundaries when possible (gh-3504)
    	// Support: iOS 10.0-10.2 only
    	// Early iOS 10 versions support `attachShadow` but not `getRootNode`,
    	// leading to errors. We need to check for `getRootNode`.
    	if ( documentElement.getRootNode ) {
    		isAttached = function( elem ) {
    			return jQuery.contains( elem.ownerDocument, elem ) ||
    				elem.getRootNode( composed ) === elem.ownerDocument;
    		};
    	}
    var isHiddenWithinTree = function( elem, el ) {
    
    		// isHiddenWithinTree might be called from jQuery#filter function;
    		// in that case, element will be second argument
    		elem = el || elem;
    
    		// Inline style trumps all
    		return elem.style.display === "none" ||
    			elem.style.display === "" &&
    
    			// Otherwise, check computed style
    			// Support: Firefox <=43 - 45
    			// Disconnected elements can have computed display: none, so first confirm that elem is
    			// in the document.
    			isAttached( elem ) &&
    
    			jQuery.css( elem, "display" ) === "none";
    	};
    
    var 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;
    };
    
    
    
    
    function adjustCSS( elem, prop, valueParts, tween ) {
    	var adjusted, scale,
    		maxIterations = 20,
    		currentValue = tween ?
    			function() {
    				return tween.cur();
    			} :
    			function() {
    				return jQuery.css( elem, prop, "" );
    			},
    		initial = currentValue(),
    		unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
    
    		// Starting value computation is required for potential unit mismatches
    		initialInUnit = elem.nodeType &&
    			( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
    			rcssNum.exec( jQuery.css( elem, prop ) );
    
    	if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
    
    		// Support: Firefox <=54
    		// Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)
    		initial = initial / 2;
    
    		// Trust units reported by jQuery.css
    		unit = unit || initialInUnit[ 3 ];
    
    		// Iteratively approximate from a nonzero starting point
    		initialInUnit = +initial || 1;
    
    		while ( maxIterations-- ) {
    
    			// Evaluate and update our best guess (doubling guesses that zero out).
    			// Finish if the scale equals or crosses 1 (making the old*new product non-positive).
    			jQuery.style( elem, prop, initialInUnit + unit );
    			if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) {
    				maxIterations = 0;
    			}
    			initialInUnit = initialInUnit / scale;
    
    		}
    
    		initialInUnit = initialInUnit * 2;
    		jQuery.style( elem, prop, initialInUnit + unit );
    
    		// Make sure we update the tween properties later on
    		valueParts = valueParts || [];
    	}
    
    	if ( valueParts ) {
    		initialInUnit = +initialInUnit || +initial || 0;
    
    		// Apply relative offset (+=/-=) if specified
    		adjusted = valueParts[ 1 ] ?
    			initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
    			+valueParts[ 2 ];
    		if ( tween ) {
    			tween.unit = unit;
    			tween.start = initialInUnit;
    			tween.end = adjusted;
    		}
    	}
    	return adjusted;
    }
    
    
    var defaultDisplayMap = {};
    
    function getDefaultDisplay( elem ) {
    	var temp,
    		doc = elem.ownerDocument,
    		nodeName = elem.nodeName,
    		display = defaultDisplayMap[ nodeName ];
    
    	if ( display ) {
    		return display;
    	}
    
    	temp = doc.body.appendChild( doc.createElement( nodeName ) );
    	display = jQuery.css( temp, "display" );
    
    	temp.parentNode.removeChild( temp );
    
    	if ( display === "none" ) {
    		display = "block";
    	}
    	defaultDisplayMap[ nodeName ] = display;
    
    	return display;
    }
    
    function showHide( elements, show ) {
    	var display, elem,
    		values = [],
    		index = 0,
    		length = elements.length;
    
    	// Determine new display value for elements that need to change
    	for ( ; index < length; index++ ) {
    		elem = elements[ index ];
    		if ( !elem.style ) {
    			continue;
    		}
    
    		display = elem.style.display;
    		if ( show ) {
    
    			// Since we force visibility upon cascade-hidden elements, an immediate (and slow)
    			// check is required in this first loop unless we have a nonempty display value (either
    			// inline or about-to-be-restored)
    			if ( display === "none" ) {
    				values[ index ] = dataPriv.get( elem, "display" ) || null;
    				if ( !values[ index ] ) {
    					elem.style.display = "";
    				}
    			}
    			if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) {
    				values[ index ] = getDefaultDisplay( elem );
    			}
    		} else {
    			if ( display !== "none" ) {
    				values[ index ] = "none";
    
    				// Remember what we're overwriting
    				dataPriv.set( elem, "display", display );
    			}
    		}
    	}
    
    	// Set the display of the elements in a second loop to avoid constant reflow
    	for ( index = 0; index < length; index++ ) {
    		if ( values[ index ] != null ) {
    			elements[ index ].style.display = values[ index ];
    		}
    	}
    
    	return elements;
    }
    
    jQuery.fn.extend( {
    	show: function() {
    		return showHide( this, true );
    	},
    	hide: function() {
    		return showHide( this );
    	},
    	toggle: function( state ) {
    		if ( typeof state === "boolean" ) {
    			return state ? this.show() : this.hide();
    		}
    
    		return this.each( function() {
    			if ( isHiddenWithinTree( this ) ) {
    				jQuery( this ).show();
    			} else {
    				jQuery( this ).hide();
    			}
    		} );
    	}
    } );
    var rcheckableType = ( /^(?:checkbox|radio)$/i );
    
    var rtagName = ( /<([a-z][^/>x20	
    f]*)/i );
    
    var rscriptType = ( /^$|^module$|/(?:java|ecma)script/i );
    
    
    
    // We have to close these tags to support XHTML (#13200)
    var wrapMap = {
    
    	// Support: IE <=9 only
    	option: [ 1, "<select multiple='multiple'>", "</select>" ],
    
    	// XHTML parsers do not magically insert elements in the
    	// same way that tag soup parsers do. So we cannot shorten
    	// this by omitting <tbody> or other required elements.
    	thead: [ 1, "<table>", "</table>" ],
    	col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
    	tr: [ 2, "<table><tbody>", "</tbody></table>" ],
    	td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
    
    	_default: [ 0, "", "" ]
    };
    
    // Support: IE <=9 only
    wrapMap.optgroup = wrapMap.option;
    
    wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
    wrapMap.th = wrapMap.td;
    
    
    function getAll( context, tag ) {
    
    	// Support: IE <=9 - 11 only
    	// Use typeof to avoid zero-argument method invocation on host objects (#15151)
    	var ret;
    
    	if ( typeof context.getElementsByTagName !== "undefined" ) {
    		ret = context.getElementsByTagName( tag || "*" );
    
    	} else if ( typeof context.querySelectorAll !== "undefined" ) {
    		ret = context.querySelectorAll( tag || "*" );
    
    	} else {
    		ret = [];
    	}
    
    	if ( tag === undefined || tag && nodeName( context, tag ) ) {
    		return jQuery.merge( [ context ], ret );
    	}
    
    	return ret;
    }
    
    
    // Mark scripts as having already been evaluated
    function setGlobalEval( elems, refElements ) {
    	var i = 0,
    		l = elems.length;
    
    	for ( ; i < l; i++ ) {
    		dataPriv.set(
    			elems[ i ],
    			"globalEval",
    			!refElements || dataPriv.get( refElements[ i ], "globalEval" )
    		);
    	}
    }
    
    
    var rhtml = /<|&#?w+;/;
    
    function buildFragment( elems, context, scripts, selection, ignored ) {
    	var elem, tmp, tag, wrap, attached, j,
    		fragment = context.createDocumentFragment(),
    		nodes = [],
    		i = 0,
    		l = elems.length;
    
    	for ( ; i < l; i++ ) {
    		elem = elems[ i ];
    
    		if ( elem || elem === 0 ) {
    
    			// Add nodes directly
    			if ( toType( elem ) === "object" ) {
    
    				// Support: Android <=4.0 only, PhantomJS 1 only
    				// push.apply(_, arraylike) throws on ancient WebKit
    				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 || fragment.appendChild( context.createElement( "div" ) );
    
    				// Deserialize a standard representation
    				tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
    				wrap = wrapMap[ tag ] || wrapMap._default;
    				tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];
    
    				// Descend through wrappers to the right content
    				j = wrap[ 0 ];
    				while ( j-- ) {
    					tmp = tmp.lastChild;
    				}
    
    				// Support: Android <=4.0 only, PhantomJS 1 only
    				// push.apply(_, arraylike) throws on ancient WebKit
    				jQuery.merge( nodes, tmp.childNodes );
    
    				// Remember the top-level container
    				tmp = fragment.firstChild;
    
    				// Ensure the created nodes are orphaned (#12392)
    				tmp.textContent = "";
    			}
    		}
    	}
    
    	// Remove wrapper from fragment
    	fragment.textContent = "";
    
    	i = 0;
    	while ( ( elem = nodes[ i++ ] ) ) {
    
    		// Skip elements already in the context collection (trac-4087)
    		if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
    			if ( ignored ) {
    				ignored.push( elem );
    			}
    			continue;
    		}
    
    		attached = isAttached( elem );
    
    		// Append to fragment
    		tmp = getAll( fragment.appendChild( elem ), "script" );
    
    		// Preserve script evaluation history
    		if ( attached ) {
    			setGlobalEval( tmp );
    		}
    
    		// Capture executables
    		if ( scripts ) {
    			j = 0;
    			while ( ( elem = tmp[ j++ ] ) ) {
    				if ( rscriptType.test( elem.type || "" ) ) {
    					scripts.push( elem );
    				}
    			}
    		}
    	}
    
    	return fragment;
    }
    
    
    ( function() {
    	var fragment = document.createDocumentFragment(),
    		div = fragment.appendChild( document.createElement( "div" ) ),
    		input = document.createElement( "input" );
    
    	// Support: Android 4.0 - 4.3 only
    	// Check state lost if the name is set (#11217)
    	// Support: Windows Web Apps (WWA)
    	// `name` and `type` must use .setAttribute for WWA (#14901)
    	input.setAttribute( "type", "radio" );
    	input.setAttribute( "checked", "checked" );
    	input.setAttribute( "name", "t" );
    
    	div.appendChild( input );
    
    	// Support: Android <=4.1 only
    	// Older WebKit doesn't clone checked state correctly in fragments
    	support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
    
    	// Support: IE <=11 only
    	// Make sure textarea (and checkbox) defaultValue is properly cloned
    	div.innerHTML = "<textarea>x</textarea>";
    	support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
    } )();
    
    
    var
    	rkeyEvent = /^key/,
    	rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
    	rtypenamespace = /^([^.]*)(?:.(.+)|)/;
    
    function returnTrue() {
    	return true;
    }
    
    function returnFalse() {
    	return false;
    }
    
    // Support: IE <=9 - 11+
    // focus() and blur() are asynchronous, except when they are no-op.
    // So expect focus to be synchronous when the element is already active,
    // and blur to be synchronous when the element is not already active.
    // (focus and blur are always synchronous in other supported browsers,
    // this just defines when we can count on it).
    function expectSync( elem, type ) {
    	return ( elem === safeActiveElement() ) === ( type === "focus" );
    }
    
    // Support: IE <=9 only
    // Accessing document.activeElement can throw unexpectedly
    // https://bugs.jquery.com/ticket/13393
    function safeActiveElement() {
    	try {
    		return document.activeElement;
    	} catch ( err ) { }
    }
    
    function on( elem, types, selector, data, fn, one ) {
    	var origFn, type;
    
    	// Types can be a map of types/handlers
    	if ( typeof types === "object" ) {
    
    		// ( types-Object, selector, data )
    		if ( typeof selector !== "string" ) {
    
    			// ( types-Object, data )
    			data = data || selector;
    			selector = undefined;
    		}
    		for ( type in types ) {
    			on( elem, type, selector, data, types[ type ], one );
    		}
    		return elem;
    	}
    
    	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 elem;
    	}
    
    	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 elem.each( function() {
    		jQuery.event.add( this, types, fn, data, selector );
    	} );
    }
    
    /*
     * 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 handleObjIn, eventHandle, tmp,
    			events, t, handleObj,
    			special, handlers, type, namespaces, origType,
    			elemData = dataPriv.get( 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;
    		}
    
    		// Ensure that invalid selectors throw exceptions at attach time
    		// Evaluate against documentElement in case elem is a non-element node (e.g., document)
    		if ( selector ) {
    			jQuery.find.matchesSelector( documentElement, 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 !== "undefined" && jQuery.event.triggered !== e.type ?
    					jQuery.event.dispatch.apply( elem, arguments ) : undefined;
    			};
    		}
    
    		// Handle multiple events separated by a space
    		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
    		t = types.length;
    		while ( t-- ) {
    			tmp = rtypenamespace.exec( types[ t ] ) || [];
    			type = origType = tmp[ 1 ];
    			namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
    
    			// There *must* be a type, no attaching namespace-only handlers
    			if ( !type ) {
    				continue;
    			}
    
    			// 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 if the special events handler returns false
    				if ( !special.setup ||
    					special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
    
    					if ( elem.addEventListener ) {
    						elem.addEventListener( 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;
    		}
    
    	},
    
    	// Detach an event or set of events from an element
    	remove: function( elem, types, handler, selector, mappedTypes ) {
    
    		var j, origCount, tmp,
    			events, t, handleObj,
    			special, handlers, type, namespaces, origType,
    			elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
    
    		if ( !elemData || !( events = elemData.events ) ) {
    			return;
    		}
    
    		// Once for each type.namespace in types; type may be omitted
    		types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
    		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 data and the expando if it's no longer used
    		if ( jQuery.isEmptyObject( events ) ) {
    			dataPriv.remove( elem, "handle events" );
    		}
    	},
    
    	dispatch: function( nativeEvent ) {
    
    		// Make a writable jQuery.Event from the native event object
    		var event = jQuery.event.fix( nativeEvent );
    
    		var i, j, ret, matched, handleObj, handlerQueue,
    			args = new Array( arguments.length ),
    			handlers = ( dataPriv.get( 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;
    
    		for ( i = 1; i < arguments.length; i++ ) {
    			args[ i ] = arguments[ i ];
    		}
    
    		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() ) {
    
    				// If the event is namespaced, then each handler is only invoked if it is
    				// specially universal or its namespaces are a superset of the event's.
    				if ( !event.rnamespace || handleObj.namespace === false ||
    					event.rnamespace.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 i, handleObj, sel, matchedHandlers, matchedSelectors,
    			handlerQueue = [],
    			delegateCount = handlers.delegateCount,
    			cur = event.target;
    
    		// Find delegate handlers
    		if ( delegateCount &&
    
    			// Support: IE <=9
    			// Black-hole SVG <use> instance trees (trac-13180)
    			cur.nodeType &&
    
    			// Support: Firefox <=42
    			// Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
    			// https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
    			// Support: IE 11 only
    			// ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
    			!( event.type === "click" && event.button >= 1 ) ) {
    
    			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 && !( event.type === "click" && cur.disabled === true ) ) {
    					matchedHandlers = [];
    					matchedSelectors = {};
    					for ( i = 0; i < delegateCount; i++ ) {
    						handleObj = handlers[ i ];
    
    						// Don't conflict with Object.prototype properties (#13203)
    						sel = handleObj.selector + " ";
    
    						if ( matchedSelectors[ sel ] === undefined ) {
    							matchedSelectors[ sel ] = handleObj.needsContext ?
    								jQuery( sel, this ).index( cur ) > -1 :
    								jQuery.find( sel, this, null, [ cur ] ).length;
    						}
    						if ( matchedSelectors[ sel ] ) {
    							matchedHandlers.push( handleObj );
    						}
    					}
    					if ( matchedHandlers.length ) {
    						handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
    					}
    				}
    			}
    		}
    
    		// Add the remaining (directly-bound) handlers
    		cur = this;
    		if ( delegateCount < handlers.length ) {
    			handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
    		}
    
    		return handlerQueue;
    	},
    
    	addProp: function( name, hook ) {
    		Object.defineProperty( jQuery.Event.prototype, name, {
    			enumerable: true,
    			configurable: true,
    
    			get: isFunction( hook ) ?
    				function() {
    					if ( this.originalEvent ) {
    							return hook( this.originalEvent );
    					}
    				} :
    				function() {
    					if ( this.originalEvent ) {
    							return this.originalEvent[ name ];
    					}
    				},
    
    			set: function( value ) {
    				Object.defineProperty( this, name, {
    					enumerable: true,
    					configurable: true,
    					writable: true,
    					value: value
    				} );
    			}
    		} );
    	},
    
    	fix: function( originalEvent ) {
    		return originalEvent[ jQuery.expando ] ?
    			originalEvent :
    			new jQuery.Event( originalEvent );
    	},
    
    	special: {
    		load: {
    
    			// Prevent triggered image.load events from bubbling to window.load
    			noBubble: true
    		},
    		click: {
    
    			// Utilize native event to ensure correct state for checkable inputs
    			setup: function( data ) {
    
    				// For mutual compressibility with _default, replace `this` access with a local var.
    				// `|| data` is dead code meant only to preserve the variable through minification.
    				var el = this || data;
    
    				// Claim the first handler
    				if ( rcheckableType.test( el.type ) &&
    					el.click && nodeName( el, "input" ) ) {
    
    					// dataPriv.set( el, "click", ... )
    					leverageNative( el, "click", returnTrue );
    				}
    
    				// Return false to allow normal processing in the caller
    				return false;
    			},
    			trigger: function( data ) {
    
    				// For mutual compressibility with _default, replace `this` access with a local var.
    				// `|| data` is dead code meant only to preserve the variable through minification.
    				var el = this || data;
    
    				// Force setup before triggering a click
    				if ( rcheckableType.test( el.type ) &&
    					el.click && nodeName( el, "input" ) ) {
    
    					leverageNative( el, "click" );
    				}
    
    				// Return non-false to allow normal event-path propagation
    				return true;
    			},
    
    			// For cross-browser consistency, suppress native .click() on links
    			// Also prevent it if we're currently inside a leveraged native-event stack
    			_default: function( event ) {
    				var target = event.target;
    				return rcheckableType.test( target.type ) &&
    					target.click && nodeName( target, "input" ) &&
    					dataPriv.get( target, "click" ) ||
    					nodeName( target, "a" );
    			}
    		},
    
    		beforeunload: {
    			postDispatch: function( event ) {
    
    				// Support: Firefox 20+
    				// Firefox doesn't alert if the returnValue field is not set.
    				if ( event.result !== undefined && event.originalEvent ) {
    					event.originalEvent.returnValue = event.result;
    				}
    			}
    		}
    	}
    };
    
    // Ensure the presence of an event listener that handles manually-triggered
    // synthetic events by interrupting progress until reinvoked in response to
    // *native* events that it fires directly, ensuring that state changes have
    // already occurred before other listeners are invoked.
    function leverageNative( el, type, expectSync ) {
    
    	// Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add
    	if ( !expectSync ) {
    		if ( dataPriv.get( el, type ) === undefined ) {
    			jQuery.event.add( el, type, returnTrue );
    		}
    		return;
    	}
    
    	// Register the controller as a special universal handler for all event namespaces
    	dataPriv.set( el, type, false );
    	jQuery.event.add( el, type, {
    		namespace: false,
    		handler: function( event ) {
    			var notAsync, result,
    				saved = dataPriv.get( this, type );
    
    			if ( ( event.isTrigger & 1 ) && this[ type ] ) {
    
    				// Interrupt processing of the outer synthetic .trigger()ed event
    				// Saved data should be false in such cases, but might be a leftover capture object
    				// from an async native handler (gh-4350)
    				if ( !saved.length ) {
    
    					// Store arguments for use when handling the inner native event
    					// There will always be at least one argument (an event object), so this array
    					// will not be confused with a leftover capture object.
    					saved = slice.call( arguments );
    					dataPriv.set( this, type, saved );
    
    					// Trigger the native event and capture its result
    					// Support: IE <=9 - 11+
    					// focus() and blur() are asynchronous
    					notAsync = expectSync( this, type );
    					this[ type ]();
    					result = dataPriv.get( this, type );
    					if ( saved !== result || notAsync ) {
    						dataPriv.set( this, type, false );
    					} else {
    						result = {};
    					}
    					if ( saved !== result ) {
    
    						// Cancel the outer synthetic event
    						event.stopImmediatePropagation();
    						event.preventDefault();
    						return result.value;
    					}
    
    				// If this is an inner synthetic event for an event with a bubbling surrogate
    				// (focus or blur), assume that the surrogate already propagated from triggering the
    				// native event and prevent that from happening again here.
    				// This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the
    				// bubbling surrogate propagates *after* the non-bubbling base), but that seems
    				// less bad than duplication.
    				} else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) {
    					event.stopPropagation();
    				}
    
    			// If this is a native event triggered above, everything is now in order
    			// Fire an inner synthetic event with the original arguments
    			} else if ( saved.length ) {
    
    				// ...and capture the result
    				dataPriv.set( this, type, {
    					value: jQuery.event.trigger(
    
    						// Support: IE <=9 - 11+
    						// Extend with the prototype to reset the above stopImmediatePropagation()
    						jQuery.extend( saved[ 0 ], jQuery.Event.prototype ),
    						saved.slice( 1 ),
    						this
    					)
    				} );
    
    				// Abort handling of the native event
    				event.stopImmediatePropagation();
    			}
    		}
    	} );
    }
    
    jQuery.removeEvent = function( elem, type, handle ) {
    
    	// This "if" is needed for plain objects
    	if ( elem.removeEventListener ) {
    		elem.removeEventListener( type, handle );
    	}
    };
    
    jQuery.Event = function( src, props ) {
    
    	// Allow instantiation without the 'new' keyword
    	if ( !( this instanceof jQuery.Event ) ) {
    		return new jQuery.Event( src, props );
    	}
    
    	// Event object
    	if ( src && src.type ) {
    		this.originalEvent = src;
    		this.type = src.type;
    
    		// Events bubbling up the document may have been marked as prevented
    		// by a handler lower down the tree; reflect the correct value.
    		this.isDefaultPrevented = src.defaultPrevented ||
    				src.defaultPrevented === undefined &&
    
    				// Support: Android <=2.3 only
    				src.returnValue === false ?
    			returnTrue :
    			returnFalse;
    
    		// Create target properties
    		// Support: Safari <=6 - 7 only
    		// Target should not be a text node (#504, #13143)
    		this.target = ( src.target && src.target.nodeType === 3 ) ?
    			src.target.parentNode :
    			src.target;
    
    		this.currentTarget = src.currentTarget;
    		this.relatedTarget = src.relatedTarget;
    
    	// 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 || Date.now();
    
    	// Mark it as fixed
    	this[ jQuery.expando ] = true;
    };
    
    // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
    // https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
    jQuery.Event.prototype = {
    	constructor: jQuery.Event,
    	isDefaultPrevented: returnFalse,
    	isPropagationStopped: returnFalse,
    	isImmediatePropagationStopped: returnFalse,
    	isSimulated: false,
    
    	preventDefault: function() {
    		var e = this.originalEvent;
    
    		this.isDefaultPrevented = returnTrue;
    
    		if ( e && !this.isSimulated ) {
    			e.preventDefault();
    		}
    	},
    	stopPropagation: function() {
    		var e = this.originalEvent;
    
    		this.isPropagationStopped = returnTrue;
    
    		if ( e && !this.isSimulated ) {
    			e.stopPropagation();
    		}
    	},
    	stopImmediatePropagation: function() {
    		var e = this.originalEvent;
    
    		this.isImmediatePropagationStopped = returnTrue;
    
    		if ( e && !this.isSimulated ) {
    			e.stopImmediatePropagation();
    		}
    
    		this.stopPropagation();
    	}
    };
    
    // Includes all common event props including KeyEvent and MouseEvent specific props
    jQuery.each( {
    	altKey: true,
    	bubbles: true,
    	cancelable: true,
    	changedTouches: true,
    	ctrlKey: true,
    	detail: true,
    	eventPhase: true,
    	metaKey: true,
    	pageX: true,
    	pageY: true,
    	shiftKey: true,
    	view: true,
    	"char": true,
    	code: true,
    	charCode: true,
    	key: true,
    	keyCode: true,
    	button: true,
    	buttons: true,
    	clientX: true,
    	clientY: true,
    	offsetX: true,
    	offsetY: true,
    	pointerId: true,
    	pointerType: true,
    	screenX: true,
    	screenY: true,
    	targetTouches: true,
    	toElement: true,
    	touches: true,
    
    	which: function( event ) {
    		var button = event.button;
    
    		// Add which for key events
    		if ( event.which == null && rkeyEvent.test( event.type ) ) {
    			return event.charCode != null ? event.charCode : event.keyCode;
    		}
    
    		// Add which for click: 1 === left; 2 === middle; 3 === right
    		if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {
    			if ( button & 1 ) {
    				return 1;
    			}
    
    			if ( button & 2 ) {
    				return 3;
    			}
    
    			if ( button & 4 ) {
    				return 2;
    			}
    
    			return 0;
    		}
    
    		return event.which;
    	}
    }, jQuery.event.addProp );
    
    jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) {
    	jQuery.event.special[ type ] = {
    
    		// Utilize native event if possible so blur/focus sequence is correct
    		setup: function() {
    
    			// Claim the first handler
    			// dataPriv.set( this, "focus", ... )
    			// dataPriv.set( this, "blur", ... )
    			leverageNative( this, type, expectSync );
    
    			// Return false to allow normal processing in the caller
    			return false;
    		},
    		trigger: function() {
    
    			// Force setup before trigger
    			leverageNative( this, type );
    
    			// Return non-false to allow normal event-path propagation
    			return true;
    		},
    
    		delegateType: delegateType
    	};
    } );
    
    // Create mouseenter/leave events using mouseover/out and event-time checks
    // so that event delegation works in jQuery.
    // Do the same for pointerenter/pointerleave and pointerover/pointerout
    //
    // Support: Safari 7 only
    // Safari sends mouseenter too often; see:
    // https://bugs.chromium.org/p/chromium/issues/detail?id=470258
    // for the description of the bug (it existed in older Chrome versions as well).
    jQuery.each( {
    	mouseenter: "mouseover",
    	mouseleave: "mouseout",
    	pointerenter: "pointerover",
    	pointerleave: "pointerout"
    }, 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 mouseenter/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;
    		}
    	};
    } );
    
    jQuery.fn.extend( {
    
    	on: function( types, selector, data, fn ) {
    		return on( this, types, selector, data, fn );
    	},
    	one: function( types, selector, data, fn ) {
    		return on( this, 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 );
    		} );
    	}
    } );
    
    
    var
    
    	/* eslint-disable max-len */
    
    	// See https://github.com/eslint/eslint/issues/3229
    	rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^/>x20	
    f]*)[^>]*)/>/gi,
    
    	/* eslint-enable */
    
    	// Support: IE <=10 - 11, Edge 12 - 13 only
    	// In IE/Edge using regex groups here causes severe slowdowns.
    	// See https://connect.microsoft.com/IE/feedback/details/1736512/
    	rnoInnerhtml = /<script|<style|<link/i,
    
    	// checked="checked" or checked
    	rchecked = /checkeds*(?:[^=]|=s*.checked.)/i,
    	rcleanScript = /^s*<!(?:[CDATA[|--)|(?:]]|--)>s*$/g;
    
    // Prefer a tbody over its parent table for containing new rows
    function manipulationTarget( elem, content ) {
    	if ( nodeName( elem, "table" ) &&
    		nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
    
    		return jQuery( elem ).children( "tbody" )[ 0 ] || elem;
    	}
    
    	return elem;
    }
    
    // Replace/restore the type attribute of script elements for safe DOM manipulation
    function disableScript( elem ) {
    	elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
    	return elem;
    }
    function restoreScript( elem ) {
    	if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) {
    		elem.type = elem.type.slice( 5 );
    	} else {
    		elem.removeAttribute( "type" );
    	}
    
    	return elem;
    }
    
    function cloneCopyEvent( src, dest ) {
    	var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
    
    	if ( dest.nodeType !== 1 ) {
    		return;
    	}
    
    	// 1. Copy private data: events, handlers, etc.
    	if ( dataPriv.hasData( src ) ) {
    		pdataOld = dataPriv.access( src );
    		pdataCur = dataPriv.set( dest, pdataOld );
    		events = pdataOld.events;
    
    		if ( events ) {
    			delete pdataCur.handle;
    			pdataCur.events = {};
    
    			for ( type in events ) {
    				for ( i = 0, l = events[ type ].length; i < l; i++ ) {
    					jQuery.event.add( dest, type, events[ type ][ i ] );
    				}
    			}
    		}
    	}
    
    	// 2. Copy user data
    	if ( dataUser.hasData( src ) ) {
    		udataOld = dataUser.access( src );
    		udataCur = jQuery.extend( {}, udataOld );
    
    		dataUser.set( dest, udataCur );
    	}
    }
    
    // Fix IE bugs, see support tests
    function fixInput( src, dest ) {
    	var nodeName = dest.nodeName.toLowerCase();
    
    	// Fails to persist the checked state of a cloned checkbox or radio button.
    	if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
    		dest.checked = src.checked;
    
    	// Fails to return the selected option to the default selected state when cloning options
    	} else if ( nodeName === "input" || nodeName === "textarea" ) {
    		dest.defaultValue = src.defaultValue;
    	}
    }
    
    function domManip( collection, args, callback, ignored ) {
    
    	// Flatten any nested arrays
    	args = concat.apply( [], args );
    
    	var fragment, first, scripts, hasScripts, node, doc,
    		i = 0,
    		l = collection.length,
    		iNoClone = l - 1,
    		value = args[ 0 ],
    		valueIsFunction = isFunction( value );
    
    	// We can't cloneNode fragments that contain checked, in WebKit
    	if ( valueIsFunction ||
    			( l > 1 && typeof value === "string" &&
    				!support.checkClone && rchecked.test( value ) ) ) {
    		return collection.each( function( index ) {
    			var self = collection.eq( index );
    			if ( valueIsFunction ) {
    				args[ 0 ] = value.call( this, index, self.html() );
    			}
    			domManip( self, args, callback, ignored );
    		} );
    	}
    
    	if ( l ) {
    		fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
    		first = fragment.firstChild;
    
    		if ( fragment.childNodes.length === 1 ) {
    			fragment = first;
    		}
    
    		// Require either new content or an interest in ignored elements to invoke the callback
    		if ( first || ignored ) {
    			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 ) {
    
    						// Support: Android <=4.0 only, PhantomJS 1 only
    						// push.apply(_, arraylike) throws on ancient WebKit
    						jQuery.merge( scripts, getAll( node, "script" ) );
    					}
    				}
    
    				callback.call( collection[ 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 || "" ) &&
    						!dataPriv.access( node, "globalEval" ) &&
    						jQuery.contains( doc, node ) ) {
    
    						if ( node.src && ( node.type || "" ).toLowerCase()  !== "module" ) {
    
    							// Optional AJAX dependency, but won't run scripts if not present
    							if ( jQuery._evalUrl && !node.noModule ) {
    								jQuery._evalUrl( node.src, {
    									nonce: node.nonce || node.getAttribute( "nonce" )
    								} );
    							}
    						} else {
    							DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc );
    						}
    					}
    				}
    			}
    		}
    	}
    
    	return collection;
    }
    
    function remove( elem, selector, keepData ) {
    	var node,
    		nodes = selector ? jQuery.filter( selector, elem ) : elem,
    		i = 0;
    
    	for ( ; ( node = nodes[ i ] ) != null; i++ ) {
    		if ( !keepData && node.nodeType === 1 ) {
    			jQuery.cleanData( getAll( node ) );
    		}
    
    		if ( node.parentNode ) {
    			if ( keepData && isAttached( node ) ) {
    				setGlobalEval( getAll( node, "script" ) );
    			}
    			node.parentNode.removeChild( node );
    		}
    	}
    
    	return elem;
    }
    
    jQuery.extend( {
    	htmlPrefilter: function( html ) {
    		return html.replace( rxhtmlTag, "<$1></$2>" );
    	},
    
    	clone: function( elem, dataAndEvents, deepDataAndEvents ) {
    		var i, l, srcElements, destElements,
    			clone = elem.cloneNode( true ),
    			inPage = isAttached( elem );
    
    		// Fix IE cloning issues
    		if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
    				!jQuery.isXMLDoc( elem ) ) {
    
    			// We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2
    			destElements = getAll( clone );
    			srcElements = getAll( elem );
    
    			for ( i = 0, l = srcElements.length; i < l; i++ ) {
    				fixInput( srcElements[ i ], 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, l = srcElements.length; i < l; i++ ) {
    					cloneCopyEvent( srcElements[ i ], destElements[ i ] );
    				}
    			} else {
    				cloneCopyEvent( elem, clone );
    			}
    		}
    
    		// Preserve script evaluation history
    		destElements = getAll( clone, "script" );
    		if ( destElements.length > 0 ) {
    			setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
    		}
    
    		// Return the cloned set
    		return clone;
    	},
    
    	cleanData: function( elems ) {
    		var data, elem, type,
    			special = jQuery.event.special,
    			i = 0;
    
    		for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
    			if ( acceptData( elem ) ) {
    				if ( ( data = elem[ dataPriv.expando ] ) ) {
    					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 );
    							}
    						}
    					}
    
    					// Support: Chrome <=35 - 45+
    					// Assign undefined instead of using delete, see Data#remove
    					elem[ dataPriv.expando ] = undefined;
    				}
    				if ( elem[ dataUser.expando ] ) {
    
    					// Support: Chrome <=35 - 45+
    					// Assign undefined instead of using delete, see Data#remove
    					elem[ dataUser.expando ] = undefined;
    				}
    			}
    		}
    	}
    } );
    
    jQuery.fn.extend( {
    	detach: function( selector ) {
    		return remove( this, selector, true );
    	},
    
    	remove: function( selector ) {
    		return remove( this, selector );
    	},
    
    	text: function( value ) {
    		return access( this, function( value ) {
    			return value === undefined ?
    				jQuery.text( this ) :
    				this.empty().each( function() {
    					if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
    						this.textContent = value;
    					}
    				} );
    		}, null, value, arguments.length );
    	},
    
    	append: function() {
    		return domManip( this, arguments, function( elem ) {
    			if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
    				var target = manipulationTarget( this, elem );
    				target.appendChild( elem );
    			}
    		} );
    	},
    
    	prepend: function() {
    		return domManip( this, arguments, function( elem ) {
    			if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
    				var target = manipulationTarget( this, elem );
    				target.insertBefore( elem, target.firstChild );
    			}
    		} );
    	},
    
    	before: function() {
    		return domManip( this, arguments, function( elem ) {
    			if ( this.parentNode ) {
    				this.parentNode.insertBefore( elem, this );
    			}
    		} );
    	},
    
    	after: function() {
    		return domManip( this, arguments, function( elem ) {
    			if ( this.parentNode ) {
    				this.parentNode.insertBefore( elem, this.nextSibling );
    			}
    		} );
    	},
    
    	empty: function() {
    		var elem,
    			i = 0;
    
    		for ( ; ( elem = this[ i ] ) != null; i++ ) {
    			if ( elem.nodeType === 1 ) {
    
    				// Prevent memory leaks
    				jQuery.cleanData( getAll( elem, false ) );
    
    				// Remove any remaining nodes
    				elem.textContent = "";
    			}
    		}
    
    		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 access( this, function( value ) {
    			var elem = this[ 0 ] || {},
    				i = 0,
    				l = this.length;
    
    			if ( value === undefined && elem.nodeType === 1 ) {
    				return elem.innerHTML;
    			}
    
    			// See if we can take a shortcut and just use innerHTML
    			if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
    				!wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
    
    				value = jQuery.htmlPrefilter( value );
    
    				try {
    					for ( ; i < l; i++ ) {
    						elem = this[ i ] || {};
    
    						// Remove element nodes and prevent memory leaks
    						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() {
    		var ignored = [];
    
    		// Make the changes, replacing each non-ignored context element with the new content
    		return domManip( this, arguments, function( elem ) {
    			var parent = this.parentNode;
    
    			if ( jQuery.inArray( this, ignored ) < 0 ) {
    				jQuery.cleanData( getAll( this ) );
    				if ( parent ) {
    					parent.replaceChild( elem, this );
    				}
    			}
    
    		// Force callback invocation
    		}, ignored );
    	}
    } );
    
    jQuery.each( {
    	appendTo: "append",
    	prependTo: "prepend",
    	insertBefore: "before",
    	insertAfter: "after",
    	replaceAll: "replaceWith"
    }, function( name, original ) {
    	jQuery.fn[ name ] = function( selector ) {
    		var elems,
    			ret = [],
    			insert = jQuery( selector ),
    			last = insert.length - 1,
    			i = 0;
    
    		for ( ; i <= last; i++ ) {
    			elems = i === last ? this : this.clone( true );
    			jQuery( insert[ i ] )[ original ]( elems );
    
    			// Support: Android <=4.0 only, PhantomJS 1 only
    			// .get() because push.apply(_, arraylike) throws on ancient WebKit
    			push.apply( ret, elems.get() );
    		}
    
    		return this.pushStack( ret );
    	};
    } );
    var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
    
    var getStyles = function( elem ) {
    
    		// Support: IE <=11 only, Firefox <=30 (#15098, #14150)
    		// IE throws on elements created in popups
    		// FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
    		var view = elem.ownerDocument.defaultView;
    
    		if ( !view || !view.opener ) {
    			view = window;
    		}
    
    		return view.getComputedStyle( elem );
    	};
    
    var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
    
    
    
    ( function() {
    
    	// Executing both pixelPosition & boxSizingReliable tests require only one layout
    	// so they're executed at the same time to save the second computation.
    	function computeStyleTests() {
    
    		// This is a singleton, we need to execute it only once
    		if ( !div ) {
    			return;
    		}
    
    		container.style.cssText = "position:absolute;left:-11111px;60px;" +
    			"margin-top:1px;padding:0;border:0";
    		div.style.cssText =
    			"position:relative;display:block;box-sizing:border-box;overflow:scroll;" +
    			"margin:auto;border:1px;padding:1px;" +
    			"60%;top:1%";
    		documentElement.appendChild( container ).appendChild( div );
    
    		var divStyle = window.getComputedStyle( div );
    		pixelPositionVal = divStyle.top !== "1%";
    
    		// Support: Android 4.0 - 4.3 only, Firefox <=3 - 44
    		reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12;
    
    		// Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3
    		// Some styles come back with percentage values, even though they shouldn't
    		div.style.right = "60%";
    		pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36;
    
    		// Support: IE 9 - 11 only
    		// Detect misreporting of content dimensions for box-sizing:border-box elements
    		boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36;
    
    		// Support: IE 9 only
    		// Detect overflow:scroll screwiness (gh-3699)
    		// Support: Chrome <=64
    		// Don't get tricked when zoom affects offsetWidth (gh-4029)
    		div.style.position = "absolute";
    		scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12;
    
    		documentElement.removeChild( container );
    
    		// Nullify the div so it wouldn't be stored in the memory and
    		// it will also be a sign that checks already performed
    		div = null;
    	}
    
    	function roundPixelMeasures( measure ) {
    		return Math.round( parseFloat( measure ) );
    	}
    
    	var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,
    		reliableMarginLeftVal,
    		container = document.createElement( "div" ),
    		div = document.createElement( "div" );
    
    	// Finish early in limited (non-browser) environments
    	if ( !div.style ) {
    		return;
    	}
    
    	// Support: IE <=9 - 11 only
    	// Style of cloned element affects source element cloned (#8908)
    	div.style.backgroundClip = "content-box";
    	div.cloneNode( true ).style.backgroundClip = "";
    	support.clearCloneStyle = div.style.backgroundClip === "content-box";
    
    	jQuery.extend( support, {
    		boxSizingReliable: function() {
    			computeStyleTests();
    			return boxSizingReliableVal;
    		},
    		pixelBoxStyles: function() {
    			computeStyleTests();
    			return pixelBoxStylesVal;
    		},
    		pixelPosition: function() {
    			computeStyleTests();
    			return pixelPositionVal;
    		},
    		reliableMarginLeft: function() {
    			computeStyleTests();
    			return reliableMarginLeftVal;
    		},
    		scrollboxSize: function() {
    			computeStyleTests();
    			return scrollboxSizeVal;
    		}
    	} );
    } )();
    
    
    function curCSS( elem, name, computed ) {
    	var width, minWidth, maxWidth, ret,
    
    		// Support: Firefox 51+
    		// Retrieving style before computed somehow
    		// fixes an issue with getting wrong values
    		// on detached elements
    		style = elem.style;
    
    	computed = computed || getStyles( elem );
    
    	// getPropertyValue is needed for:
    	//   .css('filter') (IE 9 only, #12537)
    	//   .css('--customProperty) (#3144)
    	if ( computed ) {
    		ret = computed.getPropertyValue( name ) || computed[ name ];
    
    		if ( ret === "" && !isAttached( elem ) ) {
    			ret = jQuery.style( elem, name );
    		}
    
    		// A tribute to the "awesome hack by Dean Edwards"
    		// Android Browser returns percentage for some values,
    		// but width seems to be reliably pixels.
    		// This is against the CSSOM draft spec:
    		// https://drafts.csswg.org/cssom/#resolved-values
    		if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.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 !== undefined ?
    
    		// Support: IE <=9 - 11 only
    		// IE returns zIndex value as an integer.
    		ret + "" :
    		ret;
    }
    
    
    function addGetHookIf( conditionFn, hookFn ) {
    
    	// Define the hook, we'll check on the first run if it's really needed.
    	return {
    		get: function() {
    			if ( conditionFn() ) {
    
    				// Hook not needed (or it's not possible to use it due
    				// to missing dependency), remove it.
    				delete this.get;
    				return;
    			}
    
    			// Hook needed; redefine it so that the support test is not executed again.
    			return ( this.get = hookFn ).apply( this, arguments );
    		}
    	};
    }
    
    
    var cssPrefixes = [ "Webkit", "Moz", "ms" ],
    	emptyStyle = document.createElement( "div" ).style,
    	vendorProps = {};
    
    // Return a vendor-prefixed property or undefined
    function vendorPropName( name ) {
    
    	// Check for vendor prefixed names
    	var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
    		i = cssPrefixes.length;
    
    	while ( i-- ) {
    		name = cssPrefixes[ i ] + capName;
    		if ( name in emptyStyle ) {
    			return name;
    		}
    	}
    }
    
    // Return a potentially-mapped jQuery.cssProps or vendor prefixed property
    function finalPropName( name ) {
    	var final = jQuery.cssProps[ name ] || vendorProps[ name ];
    
    	if ( final ) {
    		return final;
    	}
    	if ( name in emptyStyle ) {
    		return name;
    	}
    	return vendorProps[ name ] = vendorPropName( name ) || name;
    }
    
    
    var
    
    	// 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]).+)/,
    	rcustomProp = /^--/,
    	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
    	cssNormalTransform = {
    		letterSpacing: "0",
    		fontWeight: "400"
    	};
    
    function setPositiveNumber( elem, value, subtract ) {
    
    	// Any relative (+/-) values have already been
    	// normalized at this point
    	var matches = rcssNum.exec( value );
    	return matches ?
    
    		// Guard against undefined "subtract", e.g., when used as in cssHooks
    		Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
    		value;
    }
    
    function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) {
    	var i = dimension === "width" ? 1 : 0,
    		extra = 0,
    		delta = 0;
    
    	// Adjustment may not be necessary
    	if ( box === ( isBorderBox ? "border" : "content" ) ) {
    		return 0;
    	}
    
    	for ( ; i < 4; i += 2 ) {
    
    		// Both box models exclude margin
    		if ( box === "margin" ) {
    			delta += jQuery.css( elem, box + cssExpand[ i ], true, styles );
    		}
    
    		// If we get here with a content-box, we're seeking "padding" or "border" or "margin"
    		if ( !isBorderBox ) {
    
    			// Add padding
    			delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
    
    			// For "border" or "margin", add border
    			if ( box !== "padding" ) {
    				delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
    
    			// But still keep track of it otherwise
    			} else {
    				extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
    			}
    
    		// If we get here with a border-box (content + padding + border), we're seeking "content" or
    		// "padding" or "margin"
    		} else {
    
    			// For "content", subtract padding
    			if ( box === "content" ) {
    				delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
    			}
    
    			// For "content" or "padding", subtract border
    			if ( box !== "margin" ) {
    				delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
    			}
    		}
    	}
    
    	// Account for positive content-box scroll gutter when requested by providing computedVal
    	if ( !isBorderBox && computedVal >= 0 ) {
    
    		// offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
    		// Assuming integer scroll gutter, subtract the rest and round down
    		delta += Math.max( 0, Math.ceil(
    			elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
    			computedVal -
    			delta -
    			extra -
    			0.5
    
    		// If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter
    		// Use an explicit zero to avoid NaN (gh-3964)
    		) ) || 0;
    	}
    
    	return delta;
    }
    
    function getWidthOrHeight( elem, dimension, extra ) {
    
    	// Start with computed style
    	var styles = getStyles( elem ),
    
    		// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).
    		// Fake content-box until we know it's needed to know the true value.
    		boxSizingNeeded = !support.boxSizingReliable() || extra,
    		isBorderBox = boxSizingNeeded &&
    			jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
    		valueIsBorderBox = isBorderBox,
    
    		val = curCSS( elem, dimension, styles ),
    		offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 );
    
    	// Support: Firefox <=54
    	// Return a confounding non-pixel value or feign ignorance, as appropriate.
    	if ( rnumnonpx.test( val ) ) {
    		if ( !extra ) {
    			return val;
    		}
    		val = "auto";
    	}
    
    
    	// Fall back to offsetWidth/offsetHeight when value is "auto"
    	// This happens for inline elements with no explicit setting (gh-3571)
    	// Support: Android <=4.1 - 4.3 only
    	// Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
    	// Support: IE 9-11 only
    	// Also use offsetWidth/offsetHeight for when box sizing is unreliable
    	// We use getClientRects() to check for hidden/disconnected.
    	// In those cases, the computed value can be trusted to be border-box
    	if ( ( !support.boxSizingReliable() && isBorderBox ||
    		val === "auto" ||
    		!parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) &&
    		elem.getClientRects().length ) {
    
    		isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
    
    		// Where available, offsetWidth/offsetHeight approximate border box dimensions.
    		// Where not available (e.g., SVG), assume unreliable box-sizing and interpret the
    		// retrieved value as a content box dimension.
    		valueIsBorderBox = offsetProp in elem;
    		if ( valueIsBorderBox ) {
    			val = elem[ offsetProp ];
    		}
    	}
    
    	// Normalize "" and auto
    	val = parseFloat( val ) || 0;
    
    	// Adjust for the element's box model
    	return ( val +
    		boxModelAdjustment(
    			elem,
    			dimension,
    			extra || ( isBorderBox ? "border" : "content" ),
    			valueIsBorderBox,
    			styles,
    
    			// Provide the current computed size to request scroll gutter calculation (gh-3589)
    			val
    		)
    	) + "px";
    }
    
    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;
    				}
    			}
    		}
    	},
    
    	// Don't automatically add "px" to these possibly-unitless properties
    	cssNumber: {
    		"animationIterationCount": true,
    		"columnCount": true,
    		"fillOpacity": true,
    		"flexGrow": true,
    		"flexShrink": true,
    		"fontWeight": true,
    		"gridArea": true,
    		"gridColumn": true,
    		"gridColumnEnd": true,
    		"gridColumnStart": true,
    		"gridRow": true,
    		"gridRowEnd": true,
    		"gridRowStart": true,
    		"lineHeight": true,
    		"opacity": true,
    		"order": 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: {},
    
    	// 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 = camelCase( name ),
    			isCustomProp = rcustomProp.test( name ),
    			style = elem.style;
    
    		// Make sure that we're working with the right name. We don't
    		// want to query the value if it is a CSS custom property
    		// since they are user-defined.
    		if ( !isCustomProp ) {
    			name = finalPropName( origName );
    		}
    
    		// Gets hook for the prefixed version, then unprefixed version
    		hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
    
    		// Check if we're setting a value
    		if ( value !== undefined ) {
    			type = typeof value;
    
    			// Convert "+=" or "-=" to relative numbers (#7345)
    			if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
    				value = adjustCSS( elem, name, ret );
    
    				// Fixes bug #9237
    				type = "number";
    			}
    
    			// Make sure that null and NaN values aren't set (#7116)
    			if ( value == null || value !== value ) {
    				return;
    			}
    
    			// If a number was passed in, add the unit (except for certain CSS properties)
    			// The isCustomProp check can be removed in jQuery 4.0 when we only auto-append
    			// "px" to a few hardcoded values.
    			if ( type === "number" && !isCustomProp ) {
    				value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
    			}
    
    			// background-* props affect original clone's values
    			if ( !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 ) {
    
    				if ( isCustomProp ) {
    					style.setProperty( name, value );
    				} else {
    					style[ name ] = value;
    				}
    			}
    
    		} 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 val, num, hooks,
    			origName = camelCase( name ),
    			isCustomProp = rcustomProp.test( name );
    
    		// Make sure that we're working with the right name. We don't
    		// want to modify the value if it is a CSS custom property
    		// since they are user-defined.
    		if ( !isCustomProp ) {
    			name = finalPropName( origName );
    		}
    
    		// Try prefixed name followed by the unprefixed name
    		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 ];
    		}
    
    		// Make numeric if forced or a qualifier was provided and val looks numeric
    		if ( extra === "" || extra ) {
    			num = parseFloat( val );
    			return extra === true || isFinite( num ) ? num || 0 : val;
    		}
    
    		return val;
    	}
    } );
    
    jQuery.each( [ "height", "width" ], function( i, dimension ) {
    	jQuery.cssHooks[ dimension ] = {
    		get: function( elem, computed, extra ) {
    			if ( computed ) {
    
    				// Certain elements can have dimension info if we invisibly show them
    				// but it must have a current display style that would benefit
    				return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
    
    					// Support: Safari 8+
    					// Table columns in Safari have non-zero offsetWidth & zero
    					// getBoundingClientRect().width unless display is changed.
    					// Support: IE <=11 only
    					// Running getBoundingClientRect on a disconnected node
    					// in IE throws an error.
    					( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?
    						swap( elem, cssShow, function() {
    							return getWidthOrHeight( elem, dimension, extra );
    						} ) :
    						getWidthOrHeight( elem, dimension, extra );
    			}
    		},
    
    		set: function( elem, value, extra ) {
    			var matches,
    				styles = getStyles( elem ),
    
    				// Only read styles.position if the test has a chance to fail
    				// to avoid forcing a reflow.
    				scrollboxSizeBuggy = !support.scrollboxSize() &&
    					styles.position === "absolute",
    
    				// To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)
    				boxSizingNeeded = scrollboxSizeBuggy || extra,
    				isBorderBox = boxSizingNeeded &&
    					jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
    				subtract = extra ?
    					boxModelAdjustment(
    						elem,
    						dimension,
    						extra,
    						isBorderBox,
    						styles
    					) :
    					0;
    
    			// Account for unreliable border-box dimensions by comparing offset* to computed and
    			// faking a content-box to get border and padding (gh-3699)
    			if ( isBorderBox && scrollboxSizeBuggy ) {
    				subtract -= Math.ceil(
    					elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
    					parseFloat( styles[ dimension ] ) -
    					boxModelAdjustment( elem, dimension, "border", false, styles ) -
    					0.5
    				);
    			}
    
    			// Convert to pixels if value adjustment is needed
    			if ( subtract && ( matches = rcssNum.exec( value ) ) &&
    				( matches[ 3 ] || "px" ) !== "px" ) {
    
    				elem.style[ dimension ] = value;
    				value = jQuery.css( elem, dimension );
    			}
    
    			return setPositiveNumber( elem, value, subtract );
    		}
    	};
    } );
    
    jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,
    	function( elem, computed ) {
    		if ( computed ) {
    			return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
    				elem.getBoundingClientRect().left -
    					swap( elem, { marginLeft: 0 }, function() {
    						return elem.getBoundingClientRect().left;
    					} )
    				) + "px";
    		}
    	}
    );
    
    // 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 ( prefix !== "margin" ) {
    		jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
    	}
    } );
    
    jQuery.fn.extend( {
    	css: function( name, value ) {
    		return access( this, function( elem, name, value ) {
    			var styles, len,
    				map = {},
    				i = 0;
    
    			if ( Array.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 );
    	}
    } );
    
    
    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 || jQuery.easing._default;
    		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;
    
    			// Use a property on the element directly when it is not a DOM element,
    			// or when there is no matching style property that exists.
    			if ( tween.elem.nodeType !== 1 ||
    				tween.elem[ tween.prop ] != null && 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.
    			// 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 available and use plain properties where available.
    			if ( jQuery.fx.step[ tween.prop ] ) {
    				jQuery.fx.step[ tween.prop ]( tween );
    			} else if ( tween.elem.nodeType === 1 && (
    					jQuery.cssHooks[ tween.prop ] ||
    					tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) {
    				jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
    			} else {
    				tween.elem[ tween.prop ] = tween.now;
    			}
    		}
    	}
    };
    
    // Support: IE <=9 only
    // 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.easing = {
    	linear: function( p ) {
    		return p;
    	},
    	swing: function( p ) {
    		return 0.5 - Math.cos( p * Math.PI ) / 2;
    	},
    	_default: "swing"
    };
    
    jQuery.fx = Tween.prototype.init;
    
    // Back compat <1.8 extension point
    jQuery.fx.step = {};
    
    
    
    
    var
    	fxNow, inProgress,
    	rfxtypes = /^(?:toggle|show|hide)$/,
    	rrun = /queueHooks$/;
    
    function schedule() {
    	if ( inProgress ) {
    		if ( document.hidden === false && window.requestAnimationFrame ) {
    			window.requestAnimationFrame( schedule );
    		} else {
    			window.setTimeout( schedule, jQuery.fx.interval );
    		}
    
    		jQuery.fx.tick();
    	}
    }
    
    // Animations created synchronously will run synchronously
    function createFxNow() {
    	window.setTimeout( function() {
    		fxNow = undefined;
    	} );
    	return ( fxNow = Date.now() );
    }
    
    // Generate parameters to create a standard animation
    function genFx( type, includeWidth ) {
    	var which,
    		i = 0,
    		attrs = { height: type };
    
    	// If we include width, step value is 1 to do all cssExpand values,
    	// otherwise 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;
    }
    
    function createTween( value, prop, animation ) {
    	var tween,
    		collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ),
    		index = 0,
    		length = collection.length;
    	for ( ; index < length; index++ ) {
    		if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {
    
    			// We're done with this property
    			return tween;
    		}
    	}
    }
    
    function defaultPrefilter( elem, props, opts ) {
    	var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,
    		isBox = "width" in props || "height" in props,
    		anim = this,
    		orig = {},
    		style = elem.style,
    		hidden = elem.nodeType && isHiddenWithinTree( elem ),
    		dataShow = dataPriv.get( elem, "fxshow" );
    
    	// Queue-skipping animations hijack the fx hooks
    	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() {
    
    			// Ensure the complete handler is called before this completes
    			anim.always( function() {
    				hooks.unqueued--;
    				if ( !jQuery.queue( elem, "fx" ).length ) {
    					hooks.empty.fire();
    				}
    			} );
    		} );
    	}
    
    	// Detect show/hide animations
    	for ( prop in props ) {
    		value = props[ prop ];
    		if ( rfxtypes.test( value ) ) {
    			delete props[ prop ];
    			toggle = toggle || value === "toggle";
    			if ( value === ( hidden ? "hide" : "show" ) ) {
    
    				// Pretend to be hidden if this is a "show" and
    				// there is still data from a stopped show/hide
    				if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
    					hidden = true;
    
    				// Ignore all other no-op show/hide data
    				} else {
    					continue;
    				}
    			}
    			orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
    		}
    	}
    
    	// Bail out if this is a no-op like .hide().hide()
    	propTween = !jQuery.isEmptyObject( props );
    	if ( !propTween && jQuery.isEmptyObject( orig ) ) {
    		return;
    	}
    
    	// Restrict "overflow" and "display" styles during box animations
    	if ( isBox && elem.nodeType === 1 ) {
    
    		// Support: IE <=9 - 11, Edge 12 - 15
    		// Record all 3 overflow attributes because IE does not infer the shorthand
    		// from identically-valued overflowX and overflowY and Edge just mirrors
    		// the overflowX value there.
    		opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
    
    		// Identify a display type, preferring old show/hide data over the CSS cascade
    		restoreDisplay = dataShow && dataShow.display;
    		if ( restoreDisplay == null ) {
    			restoreDisplay = dataPriv.get( elem, "display" );
    		}
    		display = jQuery.css( elem, "display" );
    		if ( display === "none" ) {
    			if ( restoreDisplay ) {
    				display = restoreDisplay;
    			} else {
    
    				// Get nonempty value(s) by temporarily forcing visibility
    				showHide( [ elem ], true );
    				restoreDisplay = elem.style.display || restoreDisplay;
    				display = jQuery.css( elem, "display" );
    				showHide( [ elem ] );
    			}
    		}
    
    		// Animate inline elements as inline-block
    		if ( display === "inline" || display === "inline-block" && restoreDisplay != null ) {
    			if ( jQuery.css( elem, "float" ) === "none" ) {
    
    				// Restore the original display value at the end of pure show/hide animations
    				if ( !propTween ) {
    					anim.done( function() {
    						style.display = restoreDisplay;
    					} );
    					if ( restoreDisplay == null ) {
    						display = style.display;
    						restoreDisplay = display === "none" ? "" : display;
    					}
    				}
    				style.display = "inline-block";
    			}
    		}
    	}
    
    	if ( opts.overflow ) {
    		style.overflow = "hidden";
    		anim.always( function() {
    			style.overflow = opts.overflow[ 0 ];
    			style.overflowX = opts.overflow[ 1 ];
    			style.overflowY = opts.overflow[ 2 ];
    		} );
    	}
    
    	// Implement show/hide animations
    	propTween = false;
    	for ( prop in orig ) {
    
    		// General show/hide setup for this element animation
    		if ( !propTween ) {
    			if ( dataShow ) {
    				if ( "hidden" in dataShow ) {
    					hidden = dataShow.hidden;
    				}
    			} else {
    				dataShow = dataPriv.access( elem, "fxshow", { display: restoreDisplay } );
    			}
    
    			// Store hidden/visible for toggle so `.stop().toggle()` "reverses"
    			if ( toggle ) {
    				dataShow.hidden = !hidden;
    			}
    
    			// Show elements before animating them
    			if ( hidden ) {
    				showHide( [ elem ], true );
    			}
    
    			/* eslint-disable no-loop-func */
    
    			anim.done( function() {
    
    			/* eslint-enable no-loop-func */
    
    				// The final step of a "hide" animation is actually hiding the element
    				if ( !hidden ) {
    					showHide( [ elem ] );
    				}
    				dataPriv.remove( elem, "fxshow" );
    				for ( prop in orig ) {
    					jQuery.style( elem, prop, orig[ prop ] );
    				}
    			} );
    		}
    
    		// Per-property setup
    		propTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
    		if ( !( prop in dataShow ) ) {
    			dataShow[ prop ] = propTween.start;
    			if ( hidden ) {
    				propTween.end = propTween.start;
    				propTween.start = 0;
    			}
    		}
    	}
    }
    
    function propFilter( props, specialEasing ) {
    	var index, name, easing, value, hooks;
    
    	// camelCase, specialEasing and expand cssHook pass
    	for ( index in props ) {
    		name = camelCase( index );
    		easing = specialEasing[ name ];
    		value = props[ index ];
    		if ( Array.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 won't overwrite existing keys.
    			// Reusing 'index' 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;
    		}
    	}
    }
    
    function Animation( elem, properties, options ) {
    	var result,
    		stopped,
    		index = 0,
    		length = Animation.prefilters.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 ),
    
    				// Support: Android 2.3 only
    				// 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 there's more to do, yield
    			if ( percent < 1 && length ) {
    				return remaining;
    			}
    
    			// If this was an empty animation, synthesize a final progress notification
    			if ( !length ) {
    				deferred.notifyWith( elem, [ animation, 1, 0 ] );
    			}
    
    			// Resolve the animation and report its conclusion
    			deferred.resolveWith( elem, [ animation ] );
    			return false;
    		},
    		animation = deferred.promise( {
    			elem: elem,
    			props: jQuery.extend( {}, properties ),
    			opts: jQuery.extend( true, {
    				specialEasing: {},
    				easing: jQuery.easing._default
    			}, 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.notifyWith( elem, [ animation, 1, 0 ] );
    					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 = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
    		if ( result ) {
    			if ( isFunction( result.stop ) ) {
    				jQuery._queueHooks( animation.elem, animation.opts.queue ).stop =
    					result.stop.bind( result );
    			}
    			return result;
    		}
    	}
    
    	jQuery.map( props, createTween, animation );
    
    	if ( isFunction( animation.opts.start ) ) {
    		animation.opts.start.call( elem, animation );
    	}
    
    	// Attach callbacks from options
    	animation
    		.progress( animation.opts.progress )
    		.done( animation.opts.done, animation.opts.complete )
    		.fail( animation.opts.fail )
    		.always( animation.opts.always );
    
    	jQuery.fx.timer(
    		jQuery.extend( tick, {
    			elem: elem,
    			anim: animation,
    			queue: animation.opts.queue
    		} )
    	);
    
    	return animation;
    }
    
    jQuery.Animation = jQuery.extend( Animation, {
    
    	tweeners: {
    		"*": [ function( prop, value ) {
    			var tween = this.createTween( prop, value );
    			adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );
    			return tween;
    		} ]
    	},
    
    	tweener: function( props, callback ) {
    		if ( isFunction( props ) ) {
    			callback = props;
    			props = [ "*" ];
    		} else {
    			props = props.match( rnothtmlwhite );
    		}
    
    		var prop,
    			index = 0,
    			length = props.length;
    
    		for ( ; index < length; index++ ) {
    			prop = props[ index ];
    			Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
    			Animation.tweeners[ prop ].unshift( callback );
    		}
    	},
    
    	prefilters: [ defaultPrefilter ],
    
    	prefilter: function( callback, prepend ) {
    		if ( prepend ) {
    			Animation.prefilters.unshift( callback );
    		} else {
    			Animation.prefilters.push( callback );
    		}
    	}
    } );
    
    jQuery.speed = function( speed, easing, fn ) {
    	var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
    		complete: fn || !fn && easing ||
    			isFunction( speed ) && speed,
    		duration: speed,
    		easing: fn && easing || easing && !isFunction( easing ) && easing
    	};
    
    	// Go to the end state if fx are off
    	if ( jQuery.fx.off ) {
    		opt.duration = 0;
    
    	} else {
    		if ( typeof opt.duration !== "number" ) {
    			if ( opt.duration in jQuery.fx.speeds ) {
    				opt.duration = jQuery.fx.speeds[ opt.duration ];
    
    			} else {
    				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 ( isFunction( opt.old ) ) {
    			opt.old.call( this );
    		}
    
    		if ( opt.queue ) {
    			jQuery.dequeue( this, opt.queue );
    		}
    	};
    
    	return opt;
    };
    
    jQuery.fn.extend( {
    	fadeTo: function( speed, to, easing, callback ) {
    
    		// Show any hidden elements after setting opacity to 0
    		return this.filter( isHiddenWithinTree ).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 );
    
    				// Empty animations, or finishing resolves immediately
    				if ( empty || dataPriv.get( 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 = dataPriv.get( 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 = dataPriv.get( 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.stop ) {
    				hooks.stop.call( this, true );
    			}
    
    			// 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;
    		} );
    	}
    } );
    
    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 );
    	};
    } );
    
    // 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.timers = [];
    jQuery.fx.tick = function() {
    	var timer,
    		i = 0,
    		timers = jQuery.timers;
    
    	fxNow = Date.now();
    
    	for ( ; i < timers.length; i++ ) {
    		timer = timers[ i ];
    
    		// Run the timer and safely remove it when done (allowing for external removal)
    		if ( !timer() && timers[ i ] === timer ) {
    			timers.splice( i--, 1 );
    		}
    	}
    
    	if ( !timers.length ) {
    		jQuery.fx.stop();
    	}
    	fxNow = undefined;
    };
    
    jQuery.fx.timer = function( timer ) {
    	jQuery.timers.push( timer );
    	jQuery.fx.start();
    };
    
    jQuery.fx.interval = 13;
    jQuery.fx.start = function() {
    	if ( inProgress ) {
    		return;
    	}
    
    	inProgress = true;
    	schedule();
    };
    
    jQuery.fx.stop = function() {
    	inProgress = null;
    };
    
    jQuery.fx.speeds = {
    	slow: 600,
    	fast: 200,
    
    	// Default speed
    	_default: 400
    };
    
    
    // Based off of the plugin by Clint Helfers, with permission.
    // https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
    jQuery.fn.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 = window.setTimeout( next, time );
    		hooks.stop = function() {
    			window.clearTimeout( timeout );
    		};
    	} );
    };
    
    
    ( function() {
    	var input = document.createElement( "input" ),
    		select = document.createElement( "select" ),
    		opt = select.appendChild( document.createElement( "option" ) );
    
    	input.type = "checkbox";
    
    	// Support: Android <=4.3 only
    	// Default value for a checkbox should be "on"
    	support.checkOn = input.value !== "";
    
    	// Support: IE <=11 only
    	// Must access selectedIndex to make default options select
    	support.optSelected = opt.selected;
    
    	// Support: IE <=11 only
    	// An input loses its value after becoming a radio
    	input = document.createElement( "input" );
    	input.value = "t";
    	input.type = "radio";
    	support.radioValue = input.value === "t";
    } )();
    
    
    var boolHook,
    	attrHandle = jQuery.expr.attrHandle;
    
    jQuery.fn.extend( {
    	attr: function( name, value ) {
    		return access( this, jQuery.attr, name, value, arguments.length > 1 );
    	},
    
    	removeAttr: function( name ) {
    		return this.each( function() {
    			jQuery.removeAttr( this, name );
    		} );
    	}
    } );
    
    jQuery.extend( {
    	attr: function( elem, name, value ) {
    		var ret, hooks,
    			nType = elem.nodeType;
    
    		// Don't get/set attributes on text, comment and attribute nodes
    		if ( nType === 3 || nType === 8 || nType === 2 ) {
    			return;
    		}
    
    		// Fallback to prop when attributes are not supported
    		if ( typeof elem.getAttribute === "undefined" ) {
    			return jQuery.prop( elem, name, value );
    		}
    
    		// Attribute hooks are determined by the lowercase version
    		// Grab necessary hook if one is defined
    		if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
    			hooks = jQuery.attrHooks[ name.toLowerCase() ] ||
    				( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );
    		}
    
    		if ( value !== undefined ) {
    			if ( value === null ) {
    				jQuery.removeAttr( elem, name );
    				return;
    			}
    
    			if ( hooks && "set" in hooks &&
    				( ret = hooks.set( elem, value, name ) ) !== undefined ) {
    				return ret;
    			}
    
    			elem.setAttribute( name, value + "" );
    			return value;
    		}
    
    		if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
    			return ret;
    		}
    
    		ret = jQuery.find.attr( elem, name );
    
    		// Non-existent attributes return null, we normalize to undefined
    		return ret == null ? undefined : ret;
    	},
    
    	attrHooks: {
    		type: {
    			set: function( elem, value ) {
    				if ( !support.radioValue && value === "radio" &&
    					nodeName( elem, "input" ) ) {
    					var val = elem.value;
    					elem.setAttribute( "type", value );
    					if ( val ) {
    						elem.value = val;
    					}
    					return value;
    				}
    			}
    		}
    	},
    
    	removeAttr: function( elem, value ) {
    		var name,
    			i = 0,
    
    			// Attribute names can contain non-HTML whitespace characters
    			// https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
    			attrNames = value && value.match( rnothtmlwhite );
    
    		if ( attrNames && elem.nodeType === 1 ) {
    			while ( ( name = attrNames[ i++ ] ) ) {
    				elem.removeAttribute( name );
    			}
    		}
    	}
    } );
    
    // Hooks for boolean attributes
    boolHook = {
    	set: function( elem, value, name ) {
    		if ( value === false ) {
    
    			// Remove boolean attributes when set to false
    			jQuery.removeAttr( elem, name );
    		} else {
    			elem.setAttribute( name, name );
    		}
    		return name;
    	}
    };
    
    jQuery.each( jQuery.expr.match.bool.source.match( /w+/g ), function( i, name ) {
    	var getter = attrHandle[ name ] || jQuery.find.attr;
    
    	attrHandle[ name ] = function( elem, name, isXML ) {
    		var ret, handle,
    			lowercaseName = name.toLowerCase();
    
    		if ( !isXML ) {
    
    			// Avoid an infinite loop by temporarily removing this function from the getter
    			handle = attrHandle[ lowercaseName ];
    			attrHandle[ lowercaseName ] = ret;
    			ret = getter( elem, name, isXML ) != null ?
    				lowercaseName :
    				null;
    			attrHandle[ lowercaseName ] = handle;
    		}
    		return ret;
    	};
    } );
    
    
    
    
    var rfocusable = /^(?:input|select|textarea|button)$/i,
    	rclickable = /^(?:a|area)$/i;
    
    jQuery.fn.extend( {
    	prop: function( name, value ) {
    		return access( this, jQuery.prop, name, value, arguments.length > 1 );
    	},
    
    	removeProp: function( name ) {
    		return this.each( function() {
    			delete this[ jQuery.propFix[ name ] || name ];
    		} );
    	}
    } );
    
    jQuery.extend( {
    	prop: function( elem, name, value ) {
    		var ret, hooks,
    			nType = elem.nodeType;
    
    		// Don't get/set properties on text, comment and attribute nodes
    		if ( nType === 3 || nType === 8 || nType === 2 ) {
    			return;
    		}
    
    		if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
    
    			// 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;
    			}
    
    			return ( elem[ name ] = value );
    		}
    
    		if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
    			return ret;
    		}
    
    		return elem[ name ];
    	},
    
    	propHooks: {
    		tabIndex: {
    			get: function( elem ) {
    
    				// Support: IE <=9 - 11 only
    				// elem.tabIndex doesn't always return the
    				// correct value when it hasn't been explicitly set
    				// https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
    				// Use proper attribute retrieval(#12072)
    				var tabindex = jQuery.find.attr( elem, "tabindex" );
    
    				if ( tabindex ) {
    					return parseInt( tabindex, 10 );
    				}
    
    				if (
    					rfocusable.test( elem.nodeName ) ||
    					rclickable.test( elem.nodeName ) &&
    					elem.href
    				) {
    					return 0;
    				}
    
    				return -1;
    			}
    		}
    	},
    
    	propFix: {
    		"for": "htmlFor",
    		"class": "className"
    	}
    } );
    
    // Support: IE <=11 only
    // Accessing the selectedIndex property
    // forces the browser to respect setting selected
    // on the option
    // The getter ensures a default option is selected
    // when in an optgroup
    // eslint rule "no-unused-expressions" is disabled for this code
    // since it considers such accessions noop
    if ( !support.optSelected ) {
    	jQuery.propHooks.selected = {
    		get: function( elem ) {
    
    			/* eslint no-unused-expressions: "off" */
    
    			var parent = elem.parentNode;
    			if ( parent && parent.parentNode ) {
    				parent.parentNode.selectedIndex;
    			}
    			return null;
    		},
    		set: function( elem ) {
    
    			/* eslint no-unused-expressions: "off" */
    
    			var parent = elem.parentNode;
    			if ( parent ) {
    				parent.selectedIndex;
    
    				if ( parent.parentNode ) {
    					parent.parentNode.selectedIndex;
    				}
    			}
    		}
    	};
    }
    
    jQuery.each( [
    	"tabIndex",
    	"readOnly",
    	"maxLength",
    	"cellSpacing",
    	"cellPadding",
    	"rowSpan",
    	"colSpan",
    	"useMap",
    	"frameBorder",
    	"contentEditable"
    ], function() {
    	jQuery.propFix[ this.toLowerCase() ] = this;
    } );
    
    
    
    
    	// Strip and collapse whitespace according to HTML spec
    	// https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
    	function stripAndCollapse( value ) {
    		var tokens = value.match( rnothtmlwhite ) || [];
    		return tokens.join( " " );
    	}
    
    
    function getClass( elem ) {
    	return elem.getAttribute && elem.getAttribute( "class" ) || "";
    }
    
    function classesToArray( value ) {
    	if ( Array.isArray( value ) ) {
    		return value;
    	}
    	if ( typeof value === "string" ) {
    		return value.match( rnothtmlwhite ) || [];
    	}
    	return [];
    }
    
    jQuery.fn.extend( {
    	addClass: function( value ) {
    		var classes, elem, cur, curValue, clazz, j, finalValue,
    			i = 0;
    
    		if ( isFunction( value ) ) {
    			return this.each( function( j ) {
    				jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
    			} );
    		}
    
    		classes = classesToArray( value );
    
    		if ( classes.length ) {
    			while ( ( elem = this[ i++ ] ) ) {
    				curValue = getClass( elem );
    				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
    
    				if ( cur ) {
    					j = 0;
    					while ( ( clazz = classes[ j++ ] ) ) {
    						if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
    							cur += clazz + " ";
    						}
    					}
    
    					// Only assign if different to avoid unneeded rendering.
    					finalValue = stripAndCollapse( cur );
    					if ( curValue !== finalValue ) {
    						elem.setAttribute( "class", finalValue );
    					}
    				}
    			}
    		}
    
    		return this;
    	},
    
    	removeClass: function( value ) {
    		var classes, elem, cur, curValue, clazz, j, finalValue,
    			i = 0;
    
    		if ( isFunction( value ) ) {
    			return this.each( function( j ) {
    				jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
    			} );
    		}
    
    		if ( !arguments.length ) {
    			return this.attr( "class", "" );
    		}
    
    		classes = classesToArray( value );
    
    		if ( classes.length ) {
    			while ( ( elem = this[ i++ ] ) ) {
    				curValue = getClass( elem );
    
    				// This expression is here for better compressibility (see addClass)
    				cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
    
    				if ( cur ) {
    					j = 0;
    					while ( ( clazz = classes[ j++ ] ) ) {
    
    						// Remove *all* instances
    						while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
    							cur = cur.replace( " " + clazz + " ", " " );
    						}
    					}
    
    					// Only assign if different to avoid unneeded rendering.
    					finalValue = stripAndCollapse( cur );
    					if ( curValue !== finalValue ) {
    						elem.setAttribute( "class", finalValue );
    					}
    				}
    			}
    		}
    
    		return this;
    	},
    
    	toggleClass: function( value, stateVal ) {
    		var type = typeof value,
    			isValidValue = type === "string" || Array.isArray( value );
    
    		if ( typeof stateVal === "boolean" && isValidValue ) {
    			return stateVal ? this.addClass( value ) : this.removeClass( value );
    		}
    
    		if ( isFunction( value ) ) {
    			return this.each( function( i ) {
    				jQuery( this ).toggleClass(
    					value.call( this, i, getClass( this ), stateVal ),
    					stateVal
    				);
    			} );
    		}
    
    		return this.each( function() {
    			var className, i, self, classNames;
    
    			if ( isValidValue ) {
    
    				// Toggle individual class names
    				i = 0;
    				self = jQuery( this );
    				classNames = classesToArray( value );
    
    				while ( ( className = classNames[ i++ ] ) ) {
    
    					// Check each className given, space separated list
    					if ( self.hasClass( className ) ) {
    						self.removeClass( className );
    					} else {
    						self.addClass( className );
    					}
    				}
    
    			// Toggle whole class name
    			} else if ( value === undefined || type === "boolean" ) {
    				className = getClass( this );
    				if ( className ) {
    
    					// Store className if set
    					dataPriv.set( this, "__className__", 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.
    				if ( this.setAttribute ) {
    					this.setAttribute( "class",
    						className || value === false ?
    						"" :
    						dataPriv.get( this, "__className__" ) || ""
    					);
    				}
    			}
    		} );
    	},
    
    	hasClass: function( selector ) {
    		var className, elem,
    			i = 0;
    
    		className = " " + selector + " ";
    		while ( ( elem = this[ i++ ] ) ) {
    			if ( elem.nodeType === 1 &&
    				( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
    					return true;
    			}
    		}
    
    		return false;
    	}
    } );
    
    
    
    
    var rreturn = /
    /g;
    
    jQuery.fn.extend( {
    	val: function( value ) {
    		var hooks, ret, valueIsFunction,
    			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;
    
    				// Handle most common string cases
    				if ( typeof ret === "string" ) {
    					return ret.replace( rreturn, "" );
    				}
    
    				// Handle cases where value is null/undef or number
    				return ret == null ? "" : ret;
    			}
    
    			return;
    		}
    
    		valueIsFunction = isFunction( value );
    
    		return this.each( function( i ) {
    			var val;
    
    			if ( this.nodeType !== 1 ) {
    				return;
    			}
    
    			if ( valueIsFunction ) {
    				val = value.call( this, i, jQuery( this ).val() );
    			} else {
    				val = value;
    			}
    
    			// Treat null/undefined as ""; convert numbers to string
    			if ( val == null ) {
    				val = "";
    
    			} else if ( typeof val === "number" ) {
    				val += "";
    
    			} else if ( Array.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 ) {
    
    				var val = jQuery.find.attr( elem, "value" );
    				return val != null ?
    					val :
    
    					// Support: IE <=10 - 11 only
    					// option.text throws exceptions (#14686, #14858)
    					// Strip and collapse whitespace
    					// https://html.spec.whatwg.org/#strip-and-collapse-whitespace
    					stripAndCollapse( jQuery.text( elem ) );
    			}
    		},
    		select: {
    			get: function( elem ) {
    				var value, option, i,
    					options = elem.options,
    					index = elem.selectedIndex,
    					one = elem.type === "select-one",
    					values = one ? null : [],
    					max = one ? index + 1 : options.length;
    
    				if ( index < 0 ) {
    					i = max;
    
    				} else {
    					i = one ? index : 0;
    				}
    
    				// Loop through all the selected options
    				for ( ; i < max; i++ ) {
    					option = options[ i ];
    
    					// Support: IE <=9 only
    					// IE8-9 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
    							!option.disabled &&
    							( !option.parentNode.disabled ||
    								!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 optionSet, option,
    					options = elem.options,
    					values = jQuery.makeArray( value ),
    					i = options.length;
    
    				while ( i-- ) {
    					option = options[ i ];
    
    					/* eslint-disable no-cond-assign */
    
    					if ( option.selected =
    						jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
    					) {
    						optionSet = true;
    					}
    
    					/* eslint-enable no-cond-assign */
    				}
    
    				// Force browsers to behave consistently when non-matching value is set
    				if ( !optionSet ) {
    					elem.selectedIndex = -1;
    				}
    				return values;
    			}
    		}
    	}
    } );
    
    // Radios and checkboxes getter/setter
    jQuery.each( [ "radio", "checkbox" ], function() {
    	jQuery.valHooks[ this ] = {
    		set: function( elem, value ) {
    			if ( Array.isArray( value ) ) {
    				return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
    			}
    		}
    	};
    	if ( !support.checkOn ) {
    		jQuery.valHooks[ this ].get = function( elem ) {
    			return elem.getAttribute( "value" ) === null ? "on" : elem.value;
    		};
    	}
    } );
    
    
    
    
    // Return jQuery for attributes-only inclusion
    
    
    support.focusin = "onfocusin" in window;
    
    
    var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
    	stopPropagationCallback = function( e ) {
    		e.stopPropagation();
    	};
    
    jQuery.extend( jQuery.event, {
    
    	trigger: function( event, data, elem, onlyHandlers ) {
    
    		var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
    			eventPath = [ elem || document ],
    			type = hasOwn.call( event, "type" ) ? event.type : event,
    			namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
    
    		cur = lastElement = 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( "." ) > -1 ) {
    
    			// 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 );
    
    		// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
    		event.isTrigger = onlyHandlers ? 2 : 3;
    		event.namespace = namespaces.join( "." );
    		event.rnamespace = 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 && !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() ) {
    			lastElement = cur;
    			event.type = i > 1 ?
    				bubbleType :
    				special.bindType || type;
    
    			// jQuery handler
    			handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
    				dataPriv.get( cur, "handle" );
    			if ( handle ) {
    				handle.apply( cur, data );
    			}
    
    			// Native handler
    			handle = ontype && cur[ ontype ];
    			if ( handle && handle.apply && acceptData( cur ) ) {
    				event.result = handle.apply( cur, data );
    				if ( event.result === 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( eventPath.pop(), data ) === false ) &&
    				acceptData( elem ) ) {
    
    				// Call a native DOM method on the target with the same name as the event.
    				// Don't do default actions on window, that's where global variables be (#6170)
    				if ( ontype && isFunction( elem[ type ] ) && !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;
    
    					if ( event.isPropagationStopped() ) {
    						lastElement.addEventListener( type, stopPropagationCallback );
    					}
    
    					elem[ type ]();
    
    					if ( event.isPropagationStopped() ) {
    						lastElement.removeEventListener( type, stopPropagationCallback );
    					}
    
    					jQuery.event.triggered = undefined;
    
    					if ( tmp ) {
    						elem[ ontype ] = tmp;
    					}
    				}
    			}
    		}
    
    		return event.result;
    	},
    
    	// Piggyback on a donor event to simulate a different one
    	// Used only for `focus(in | out)` events
    	simulate: function( type, elem, event ) {
    		var e = jQuery.extend(
    			new jQuery.Event(),
    			event,
    			{
    				type: type,
    				isSimulated: true
    			}
    		);
    
    		jQuery.event.trigger( e, null, elem );
    	}
    
    } );
    
    jQuery.fn.extend( {
    
    	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 );
    		}
    	}
    } );
    
    
    // Support: Firefox <=44
    // Firefox doesn't have focus(in | out) events
    // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
    //
    // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
    // focus(in | out) events fire after focus & blur events,
    // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
    // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857
    if ( !support.focusin ) {
    	jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {
    
    		// Attach a single capturing handler on the document while someone wants focusin/focusout
    		var handler = function( event ) {
    			jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
    		};
    
    		jQuery.event.special[ fix ] = {
    			setup: function() {
    				var doc = this.ownerDocument || this,
    					attaches = dataPriv.access( doc, fix );
    
    				if ( !attaches ) {
    					doc.addEventListener( orig, handler, true );
    				}
    				dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
    			},
    			teardown: function() {
    				var doc = this.ownerDocument || this,
    					attaches = dataPriv.access( doc, fix ) - 1;
    
    				if ( !attaches ) {
    					doc.removeEventListener( orig, handler, true );
    					dataPriv.remove( doc, fix );
    
    				} else {
    					dataPriv.access( doc, fix, attaches );
    				}
    			}
    		};
    	} );
    }
    var location = window.location;
    
    var nonce = Date.now();
    
    var rquery = ( /?/ );
    
    
    
    // Cross-browser xml parsing
    jQuery.parseXML = function( data ) {
    	var xml;
    	if ( !data || typeof data !== "string" ) {
    		return null;
    	}
    
    	// Support: IE 9 - 11 only
    	// IE throws on parseFromString with invalid input.
    	try {
    		xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
    	} catch ( e ) {
    		xml = undefined;
    	}
    
    	if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
    		jQuery.error( "Invalid XML: " + data );
    	}
    	return xml;
    };
    
    
    var
    	rbracket = /[]$/,
    	rCRLF = /
    ?
    /g,
    	rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
    	rsubmittable = /^(?:input|select|textarea|keygen)/i;
    
    function buildParams( prefix, obj, traditional, add ) {
    	var name;
    
    	if ( Array.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" && v != null ? i : "" ) + "]",
    					v,
    					traditional,
    					add
    				);
    			}
    		} );
    
    	} else if ( !traditional && toType( obj ) === "object" ) {
    
    		// Serialize object item.
    		for ( name in obj ) {
    			buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
    		}
    
    	} else {
    
    		// Serialize scalar item.
    		add( prefix, obj );
    	}
    }
    
    // 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, valueOrFunction ) {
    
    			// If value is a function, invoke it and use its return value
    			var value = isFunction( valueOrFunction ) ?
    				valueOrFunction() :
    				valueOrFunction;
    
    			s[ s.length ] = encodeURIComponent( key ) + "=" +
    				encodeURIComponent( value == null ? "" : value );
    		};
    
    	if ( a == null ) {
    		return "";
    	}
    
    	// If an array was passed in, assume that it is an array of form elements.
    	if ( Array.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( "&" );
    };
    
    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 || !rcheckableType.test( type ) );
    		} )
    		.map( function( i, elem ) {
    			var val = jQuery( this ).val();
    
    			if ( val == null ) {
    				return null;
    			}
    
    			if ( Array.isArray( val ) ) {
    				return jQuery.map( val, function( val ) {
    					return { name: elem.name, value: val.replace( rCRLF, "
    " ) };
    				} );
    			}
    
    			return { name: elem.name, value: val.replace( rCRLF, "
    " ) };
    		} ).get();
    	}
    } );
    
    
    var
    	r20 = /%20/g,
    	rhash = /#.*$/,
    	rantiCache = /([?&])_=[^&]*/,
    	rheaders = /^(.*?):[ 	]*([^
    ]*)$/mg,
    
    	// #7653, #8125, #8152: local protocol detection
    	rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
    	rnoContent = /^(?:GET|HEAD)$/,
    	rprotocol = /^///,
    
    	/* 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( "*" ),
    
    	// Anchor tag for parsing the document origin
    	originAnchor = document.createElement( "a" );
    	originAnchor.href = location.href;
    
    // 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( rnothtmlwhite ) || [];
    
    		if ( 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 key, deep,
    		flatOptions = jQuery.ajaxSettings.flatOptions || {};
    
    	for ( key in src ) {
    		if ( src[ key ] !== undefined ) {
    			( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
    		}
    	}
    	if ( deep ) {
    		jQuery.extend( true, target, deep );
    	}
    
    	return target;
    }
    
    /* Handles responses to an ajax request:
     * - finds the right dataType (mediates between content-type and expected dataType)
     * - returns the corresponding response
     */
    function ajaxHandleResponses( s, jqXHR, responses ) {
    
    	var ct, type, finalDataType, firstDataType,
    		contents = s.contents,
    		dataTypes = s.dataTypes;
    
    	// 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
     * Also sets the responseXXX fields on the jqXHR instance
     */
    function ajaxConvert( s, response, jqXHR, isSuccess ) {
    	var conv2, current, conv, tmp, prev,
    		converters = {},
    
    		// Work with a copy of dataTypes in case we need to modify it for conversion
    		dataTypes = s.dataTypes.slice();
    
    	// Create converters map with lowercased keys
    	if ( dataTypes[ 1 ] ) {
    		for ( conv in s.converters ) {
    			converters[ conv.toLowerCase() ] = s.converters[ conv ];
    		}
    	}
    
    	current = dataTypes.shift();
    
    	// Convert to each sequential dataType
    	while ( current ) {
    
    		if ( s.responseFields[ current ] ) {
    			jqXHR[ s.responseFields[ current ] ] = response;
    		}
    
    		// Apply the dataFilter if provided
    		if ( !prev && isSuccess && s.dataFilter ) {
    			response = s.dataFilter( response, s.dataType );
    		}
    
    		prev = current;
    		current = dataTypes.shift();
    
    		if ( current ) {
    
    			// There's only work to do if current dataType is non-auto
    			if ( current === "*" ) {
    
    				current = prev;
    
    			// Convert response if prev dataType is non-auto and differs from current
    			} else 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.unshift( tmp[ 1 ] );
    								}
    								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
    							};
    						}
    					}
    				}
    			}
    		}
    	}
    
    	return { state: "success", data: response };
    }
    
    jQuery.extend( {
    
    	// Counter for holding the number of active queries
    	active: 0,
    
    	// Last-Modified header cache for next request
    	lastModified: {},
    	etag: {},
    
    	ajaxSettings: {
    		url: location.href,
    		type: "GET",
    		isLocal: rlocalProtocol.test( location.protocol ),
    		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",
    			json: "responseJSON"
    		},
    
    		// Data converters
    		// Keys separate source (or catchall "*") and destination types with a single space
    		converters: {
    
    			// Convert anything to text
    			"* text": String,
    
    			// Text to html (true = no transformation)
    			"text html": true,
    
    			// Evaluate text as a json expression
    			"text json": JSON.parse,
    
    			// 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 transport,
    
    			// URL without anti-cache param
    			cacheURL,
    
    			// Response headers
    			responseHeadersString,
    			responseHeaders,
    
    			// timeout handle
    			timeoutTimer,
    
    			// Url cleanup var
    			urlAnchor,
    
    			// Request state (becomes false upon send and true upon completion)
    			completed,
    
    			// To know if global events are to be dispatched
    			fireGlobals,
    
    			// Loop variable
    			i,
    
    			// uncached part of the url
    			uncached,
    
    			// 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 = {},
    
    			// Default abort message
    			strAbort = "canceled",
    
    			// Fake xhr
    			jqXHR = {
    				readyState: 0,
    
    				// Builds headers hashtable if needed
    				getResponseHeader: function( key ) {
    					var match;
    					if ( completed ) {
    						if ( !responseHeaders ) {
    							responseHeaders = {};
    							while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
    								responseHeaders[ match[ 1 ].toLowerCase() + " " ] =
    									( responseHeaders[ match[ 1 ].toLowerCase() + " " ] || [] )
    										.concat( match[ 2 ] );
    							}
    						}
    						match = responseHeaders[ key.toLowerCase() + " " ];
    					}
    					return match == null ? null : match.join( ", " );
    				},
    
    				// Raw string
    				getAllResponseHeaders: function() {
    					return completed ? responseHeadersString : null;
    				},
    
    				// Caches the header
    				setRequestHeader: function( name, value ) {
    					if ( completed == null ) {
    						name = requestHeadersNames[ name.toLowerCase() ] =
    							requestHeadersNames[ name.toLowerCase() ] || name;
    						requestHeaders[ name ] = value;
    					}
    					return this;
    				},
    
    				// Overrides response content-type header
    				overrideMimeType: function( type ) {
    					if ( completed == null ) {
    						s.mimeType = type;
    					}
    					return this;
    				},
    
    				// Status-dependent callbacks
    				statusCode: function( map ) {
    					var code;
    					if ( map ) {
    						if ( completed ) {
    
    							// Execute the appropriate callbacks
    							jqXHR.always( map[ jqXHR.status ] );
    						} else {
    
    							// Lazy-add the new callbacks in a way that preserves old ones
    							for ( code in map ) {
    								statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
    							}
    						}
    					}
    					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 );
    
    		// Add protocol if not provided (prefilters might expect it)
    		// 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 || location.href ) + "" )
    			.replace( rprotocol, location.protocol + "//" );
    
    		// Alias method option to type as per ticket #12004
    		s.type = options.method || options.type || s.method || s.type;
    
    		// Extract dataTypes list
    		s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnothtmlwhite ) || [ "" ];
    
    		// A cross-domain request is in order when the origin doesn't match the current origin.
    		if ( s.crossDomain == null ) {
    			urlAnchor = document.createElement( "a" );
    
    			// Support: IE <=8 - 11, Edge 12 - 15
    			// IE throws exception on accessing the href property if url is malformed,
    			// e.g. http://example.com:80x/
    			try {
    				urlAnchor.href = s.url;
    
    				// Support: IE <=8 - 11 only
    				// Anchor's host property isn't correctly set when s.url is relative
    				urlAnchor.href = urlAnchor.href;
    				s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
    					urlAnchor.protocol + "//" + urlAnchor.host;
    			} catch ( e ) {
    
    				// If there is an error parsing the URL, assume it is crossDomain,
    				// it can be rejected by the transport if it is invalid
    				s.crossDomain = true;
    			}
    		}
    
    		// 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 ( completed ) {
    			return jqXHR;
    		}
    
    		// We can fire global events as of now if asked to
    		// Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
    		fireGlobals = jQuery.event && 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
    		// Remove hash to simplify url manipulation
    		cacheURL = s.url.replace( rhash, "" );
    
    		// More options handling for requests with no content
    		if ( !s.hasContent ) {
    
    			// Remember the hash so we can put it back
    			uncached = s.url.slice( cacheURL.length );
    
    			// If data is available and should be processed, append data to url
    			if ( s.data && ( s.processData || typeof s.data === "string" ) ) {
    				cacheURL += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data;
    
    				// #9682: remove data so that it's not used in an eventual retry
    				delete s.data;
    			}
    
    			// Add or update anti-cache param if needed
    			if ( s.cache === false ) {
    				cacheURL = cacheURL.replace( rantiCache, "$1" );
    				uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce++ ) + uncached;
    			}
    
    			// Put hash and anti-cache on the URL that will be requested (gh-1732)
    			s.url = cacheURL + uncached;
    
    		// Change '%20' to '+' if this is encoded form body content (gh-2658)
    		} else if ( s.data && s.processData &&
    			( s.contentType || "" ).indexOf( "application/x-www-form-urlencoded" ) === 0 ) {
    			s.data = s.data.replace( r20, "+" );
    		}
    
    		// 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 || completed ) ) {
    
    			// Abort if not done already and return
    			return jqXHR.abort();
    		}
    
    		// Aborting is no longer a cancellation
    		strAbort = "abort";
    
    		// Install callbacks on deferreds
    		completeDeferred.add( s.complete );
    		jqXHR.done( s.success );
    		jqXHR.fail( s.error );
    
    		// 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 ] );
    			}
    
    			// If request was aborted inside ajaxSend, stop there
    			if ( completed ) {
    				return jqXHR;
    			}
    
    			// Timeout
    			if ( s.async && s.timeout > 0 ) {
    				timeoutTimer = window.setTimeout( function() {
    					jqXHR.abort( "timeout" );
    				}, s.timeout );
    			}
    
    			try {
    				completed = false;
    				transport.send( requestHeaders, done );
    			} catch ( e ) {
    
    				// Rethrow post-completion exceptions
    				if ( completed ) {
    					throw e;
    				}
    
    				// Propagate others as results
    				done( -1, e );
    			}
    		}
    
    		// Callback for when everything is done
    		function done( status, nativeStatusText, responses, headers ) {
    			var isSuccess, success, error, response, modified,
    				statusText = nativeStatusText;
    
    			// Ignore repeat invocations
    			if ( completed ) {
    				return;
    			}
    
    			completed = true;
    
    			// Clear timeout if it exists
    			if ( timeoutTimer ) {
    				window.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;
    
    			// Determine if successful
    			isSuccess = status >= 200 && status < 300 || status === 304;
    
    			// Get response data
    			if ( responses ) {
    				response = ajaxHandleResponses( s, jqXHR, responses );
    			}
    
    			// Convert no matter what (that way responseXXX fields are always set)
    			response = ajaxConvert( s, response, jqXHR, isSuccess );
    
    			// If successful, handle type chaining
    			if ( isSuccess ) {
    
    				// 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 || s.type === "HEAD" ) {
    					statusText = "nocontent";
    
    				// if not modified
    				} else if ( status === 304 ) {
    					statusText = "notmodified";
    
    				// If we have data, let's convert it
    				} else {
    					statusText = response.state;
    					success = response.data;
    					error = response.error;
    					isSuccess = !error;
    				}
    			} else {
    
    				// Extract error from statusText and normalize 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;
    	},
    
    	getJSON: function( url, data, callback ) {
    		return jQuery.get( url, data, callback, "json" );
    	},
    
    	getScript: function( url, callback ) {
    		return jQuery.get( url, undefined, callback, "script" );
    	}
    } );
    
    jQuery.each( [ "get", "post" ], function( i, method ) {
    	jQuery[ method ] = function( url, data, callback, type ) {
    
    		// Shift arguments if data argument was omitted
    		if ( isFunction( data ) ) {
    			type = type || callback;
    			callback = data;
    			data = undefined;
    		}
    
    		// The url can be an options object (which then must have .url)
    		return jQuery.ajax( jQuery.extend( {
    			url: url,
    			type: method,
    			dataType: type,
    			data: data,
    			success: callback
    		}, jQuery.isPlainObject( url ) && url ) );
    	};
    } );
    
    
    jQuery._evalUrl = function( url, options ) {
    	return jQuery.ajax( {
    		url: url,
    
    		// Make this explicit, since user can override this through ajaxSetup (#11264)
    		type: "GET",
    		dataType: "script",
    		cache: true,
    		async: false,
    		global: false,
    
    		// Only evaluate the response if it is successful (gh-4126)
    		// dataFilter is not invoked for failure responses, so using it instead
    		// of the default converter is kludgy but it works.
    		converters: {
    			"text script": function() {}
    		},
    		dataFilter: function( response ) {
    			jQuery.globalEval( response, options );
    		}
    	} );
    };
    
    
    jQuery.fn.extend( {
    	wrapAll: function( html ) {
    		var wrap;
    
    		if ( this[ 0 ] ) {
    			if ( isFunction( html ) ) {
    				html = html.call( this[ 0 ] );
    			}
    
    			// The elements to wrap the target around
    			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.firstElementChild ) {
    					elem = elem.firstElementChild;
    				}
    
    				return elem;
    			} ).append( this );
    		}
    
    		return this;
    	},
    
    	wrapInner: function( html ) {
    		if ( 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 htmlIsFunction = isFunction( html );
    
    		return this.each( function( i ) {
    			jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html );
    		} );
    	},
    
    	unwrap: function( selector ) {
    		this.parent( selector ).not( "body" ).each( function() {
    			jQuery( this ).replaceWith( this.childNodes );
    		} );
    		return this;
    	}
    } );
    
    
    jQuery.expr.pseudos.hidden = function( elem ) {
    	return !jQuery.expr.pseudos.visible( elem );
    };
    jQuery.expr.pseudos.visible = function( elem ) {
    	return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length );
    };
    
    
    
    
    jQuery.ajaxSettings.xhr = function() {
    	try {
    		return new window.XMLHttpRequest();
    	} catch ( e ) {}
    };
    
    var xhrSuccessStatus = {
    
    		// File protocol always yields status code 0, assume 200
    		0: 200,
    
    		// Support: IE <=9 only
    		// #1450: sometimes IE returns 1223 when it should be 204
    		1223: 204
    	},
    	xhrSupported = jQuery.ajaxSettings.xhr();
    
    support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
    support.ajax = xhrSupported = !!xhrSupported;
    
    jQuery.ajaxTransport( function( options ) {
    	var callback, errorCallback;
    
    	// Cross domain only allowed if supported through XMLHttpRequest
    	if ( support.cors || xhrSupported && !options.crossDomain ) {
    		return {
    			send: function( headers, complete ) {
    				var i,
    					xhr = options.xhr();
    
    				xhr.open(
    					options.type,
    					options.url,
    					options.async,
    					options.username,
    					options.password
    				);
    
    				// Apply custom fields if provided
    				if ( options.xhrFields ) {
    					for ( i in options.xhrFields ) {
    						xhr[ i ] = options.xhrFields[ i ];
    					}
    				}
    
    				// Override mime type if needed
    				if ( options.mimeType && xhr.overrideMimeType ) {
    					xhr.overrideMimeType( options.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 ( !options.crossDomain && !headers[ "X-Requested-With" ] ) {
    					headers[ "X-Requested-With" ] = "XMLHttpRequest";
    				}
    
    				// Set headers
    				for ( i in headers ) {
    					xhr.setRequestHeader( i, headers[ i ] );
    				}
    
    				// Callback
    				callback = function( type ) {
    					return function() {
    						if ( callback ) {
    							callback = errorCallback = xhr.onload =
    								xhr.onerror = xhr.onabort = xhr.ontimeout =
    									xhr.onreadystatechange = null;
    
    							if ( type === "abort" ) {
    								xhr.abort();
    							} else if ( type === "error" ) {
    
    								// Support: IE <=9 only
    								// On a manual native abort, IE9 throws
    								// errors on any property access that is not readyState
    								if ( typeof xhr.status !== "number" ) {
    									complete( 0, "error" );
    								} else {
    									complete(
    
    										// File: protocol always yields status 0; see #8605, #14207
    										xhr.status,
    										xhr.statusText
    									);
    								}
    							} else {
    								complete(
    									xhrSuccessStatus[ xhr.status ] || xhr.status,
    									xhr.statusText,
    
    									// Support: IE <=9 only
    									// IE9 has no XHR2 but throws on binary (trac-11426)
    									// For XHR2 non-text, let the caller handle it (gh-2498)
    									( xhr.responseType || "text" ) !== "text"  ||
    									typeof xhr.responseText !== "string" ?
    										{ binary: xhr.response } :
    										{ text: xhr.responseText },
    									xhr.getAllResponseHeaders()
    								);
    							}
    						}
    					};
    				};
    
    				// Listen to events
    				xhr.onload = callback();
    				errorCallback = xhr.onerror = xhr.ontimeout = callback( "error" );
    
    				// Support: IE 9 only
    				// Use onreadystatechange to replace onabort
    				// to handle uncaught aborts
    				if ( xhr.onabort !== undefined ) {
    					xhr.onabort = errorCallback;
    				} else {
    					xhr.onreadystatechange = function() {
    
    						// Check readyState before timeout as it changes
    						if ( xhr.readyState === 4 ) {
    
    							// Allow onerror to be called first,
    							// but that will not handle a native abort
    							// Also, save errorCallback to a variable
    							// as xhr.onerror cannot be accessed
    							window.setTimeout( function() {
    								if ( callback ) {
    									errorCallback();
    								}
    							} );
    						}
    					};
    				}
    
    				// Create the abort callback
    				callback = callback( "abort" );
    
    				try {
    
    					// Do send the request (this may raise an exception)
    					xhr.send( options.hasContent && options.data || null );
    				} catch ( e ) {
    
    					// #14683: Only rethrow if this hasn't been notified as an error yet
    					if ( callback ) {
    						throw e;
    					}
    				}
    			},
    
    			abort: function() {
    				if ( callback ) {
    					callback();
    				}
    			}
    		};
    	}
    } );
    
    
    
    
    // Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
    jQuery.ajaxPrefilter( function( s ) {
    	if ( s.crossDomain ) {
    		s.contents.script = false;
    	}
    } );
    
    // 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 crossDomain
    jQuery.ajaxPrefilter( "script", function( s ) {
    	if ( s.cache === undefined ) {
    		s.cache = false;
    	}
    	if ( s.crossDomain ) {
    		s.type = "GET";
    	}
    } );
    
    // Bind script tag hack transport
    jQuery.ajaxTransport( "script", function( s ) {
    
    	// This transport only deals with cross domain or forced-by-attrs requests
    	if ( s.crossDomain || s.scriptAttrs ) {
    		var script, callback;
    		return {
    			send: function( _, complete ) {
    				script = jQuery( "<script>" )
    					.attr( s.scriptAttrs || {} )
    					.prop( { charset: s.scriptCharset, src: s.url } )
    					.on( "load error", callback = function( evt ) {
    						script.remove();
    						callback = null;
    						if ( evt ) {
    							complete( evt.type === "error" ? 404 : 200, evt.type );
    						}
    					} );
    
    				// Use native DOM manipulation to avoid our domManip AJAX trickery
    				document.head.appendChild( script[ 0 ] );
    			},
    			abort: function() {
    				if ( callback ) {
    					callback();
    				}
    			}
    		};
    	}
    } );
    
    
    
    
    var oldCallbacks = [],
    	rjsonp = /(=)?(?=&|$)|??/;
    
    // Default jsonp settings
    jQuery.ajaxSetup( {
    	jsonp: "callback",
    	jsonpCallback: function() {
    		var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( 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" ) === 0 &&
    				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 = 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 += ( 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() {
    
    			// If previous value didn't exist - remove it
    			if ( overwritten === undefined ) {
    				jQuery( window ).removeProp( callbackName );
    
    			// Otherwise restore preexisting value
    			} else {
    				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 && isFunction( overwritten ) ) {
    				overwritten( responseContainer[ 0 ] );
    			}
    
    			responseContainer = overwritten = undefined;
    		} );
    
    		// Delegate to script
    		return "script";
    	}
    } );
    
    
    
    
    // Support: Safari 8 only
    // In Safari 8 documents created via document.implementation.createHTMLDocument
    // collapse sibling forms: the second one becomes a child of the first one.
    // Because of that, this security measure has to be disabled in Safari 8.
    // https://bugs.webkit.org/show_bug.cgi?id=137337
    support.createHTMLDocument = ( function() {
    	var body = document.implementation.createHTMLDocument( "" ).body;
    	body.innerHTML = "<form></form><form></form>";
    	return body.childNodes.length === 2;
    } )();
    
    
    // Argument "data" should be 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
    jQuery.parseHTML = function( data, context, keepScripts ) {
    	if ( typeof data !== "string" ) {
    		return [];
    	}
    	if ( typeof context === "boolean" ) {
    		keepScripts = context;
    		context = false;
    	}
    
    	var base, parsed, scripts;
    
    	if ( !context ) {
    
    		// Stop scripts or inline event handlers from being executed immediately
    		// by using document.implementation
    		if ( support.createHTMLDocument ) {
    			context = document.implementation.createHTMLDocument( "" );
    
    			// Set the base href for the created document
    			// so any parsed elements with URLs
    			// are based on the document's URL (gh-2965)
    			base = context.createElement( "base" );
    			base.href = document.location.href;
    			context.head.appendChild( base );
    		} else {
    			context = document;
    		}
    	}
    
    	parsed = rsingleTag.exec( data );
    	scripts = !keepScripts && [];
    
    	// Single tag
    	if ( parsed ) {
    		return [ context.createElement( parsed[ 1 ] ) ];
    	}
    
    	parsed = buildFragment( [ data ], context, scripts );
    
    	if ( scripts && scripts.length ) {
    		jQuery( scripts ).remove();
    	}
    
    	return jQuery.merge( [], parsed.childNodes );
    };
    
    
    /**
     * Load a url into a page
     */
    jQuery.fn.load = function( url, params, callback ) {
    	var selector, type, response,
    		self = this,
    		off = url.indexOf( " " );
    
    	if ( off > -1 ) {
    		selector = stripAndCollapse( url.slice( off ) );
    		url = url.slice( 0, off );
    	}
    
    	// If it's a function
    	if ( 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.
    			// Make value of this field explicit since
    			// user can override it through ajaxSetup method
    			type: type || "GET",
    			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 );
    
    		// If the request succeeds, this function gets "data", "status", "jqXHR"
    		// but they are ignored because response was set above.
    		// If it fails, this function gets "jqXHR", "status", "error"
    		} ).always( callback && function( jqXHR, status ) {
    			self.each( function() {
    				callback.apply( this, 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.expr.pseudos.animated = function( elem ) {
    	return jQuery.grep( jQuery.timers, function( fn ) {
    		return elem === fn.elem;
    	} ).length;
    };
    
    
    
    
    jQuery.offset = {
    	setOffset: function( elem, options, i ) {
    		var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
    			position = jQuery.css( elem, "position" ),
    			curElem = jQuery( elem ),
    			props = {};
    
    		// Set position first, in-case top/left are set even on static elem
    		if ( position === "static" ) {
    			elem.style.position = "relative";
    		}
    
    		curOffset = curElem.offset();
    		curCSSTop = jQuery.css( elem, "top" );
    		curCSSLeft = jQuery.css( elem, "left" );
    		calculatePosition = ( position === "absolute" || position === "fixed" ) &&
    			( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1;
    
    		// 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 ( isFunction( options ) ) {
    
    			// Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
    			options = options.call( elem, i, jQuery.extend( {}, 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( {
    
    	// offset() relates an element's border box to the document origin
    	offset: function( options ) {
    
    		// Preserve chaining for setter
    		if ( arguments.length ) {
    			return options === undefined ?
    				this :
    				this.each( function( i ) {
    					jQuery.offset.setOffset( this, options, i );
    				} );
    		}
    
    		var rect, win,
    			elem = this[ 0 ];
    
    		if ( !elem ) {
    			return;
    		}
    
    		// Return zeros for disconnected and hidden (display: none) elements (gh-2310)
    		// Support: IE <=11 only
    		// Running getBoundingClientRect on a
    		// disconnected node in IE throws an error
    		if ( !elem.getClientRects().length ) {
    			return { top: 0, left: 0 };
    		}
    
    		// Get document-relative position by adding viewport scroll to viewport-relative gBCR
    		rect = elem.getBoundingClientRect();
    		win = elem.ownerDocument.defaultView;
    		return {
    			top: rect.top + win.pageYOffset,
    			left: rect.left + win.pageXOffset
    		};
    	},
    
    	// position() relates an element's margin box to its offset parent's padding box
    	// This corresponds to the behavior of CSS absolute positioning
    	position: function() {
    		if ( !this[ 0 ] ) {
    			return;
    		}
    
    		var offsetParent, offset, doc,
    			elem = this[ 0 ],
    			parentOffset = { top: 0, left: 0 };
    
    		// position:fixed elements are offset from the viewport, which itself always has zero offset
    		if ( jQuery.css( elem, "position" ) === "fixed" ) {
    
    			// Assume position:fixed implies availability of getBoundingClientRect
    			offset = elem.getBoundingClientRect();
    
    		} else {
    			offset = this.offset();
    
    			// Account for the *real* offset parent, which can be the document or its root element
    			// when a statically positioned element is identified
    			doc = elem.ownerDocument;
    			offsetParent = elem.offsetParent || doc.documentElement;
    			while ( offsetParent &&
    				( offsetParent === doc.body || offsetParent === doc.documentElement ) &&
    				jQuery.css( offsetParent, "position" ) === "static" ) {
    
    				offsetParent = offsetParent.parentNode;
    			}
    			if ( offsetParent && offsetParent !== elem && offsetParent.nodeType === 1 ) {
    
    				// Incorporate borders into its offset, since they are outside its content origin
    				parentOffset = jQuery( offsetParent ).offset();
    				parentOffset.top += jQuery.css( offsetParent, "borderTopWidth", true );
    				parentOffset.left += jQuery.css( offsetParent, "borderLeftWidth", true );
    			}
    		}
    
    		// Subtract parent offsets and element margins
    		return {
    			top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
    			left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
    		};
    	},
    
    	// This method will return documentElement in the following cases:
    	// 1) For the element inside the iframe without offsetParent, this method will return
    	//    documentElement of the parent window
    	// 2) For the hidden or detached element
    	// 3) For body or html element, i.e. in case of the html node - it will return itself
    	//
    	// but those exceptions were never presented as a real life use-cases
    	// and might be considered as more preferable results.
    	//
    	// This logic, however, is not guaranteed and can change at any point in the future
    	offsetParent: function() {
    		return this.map( function() {
    			var offsetParent = this.offsetParent;
    
    			while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) {
    				offsetParent = offsetParent.offsetParent;
    			}
    
    			return offsetParent || documentElement;
    		} );
    	}
    } );
    
    // Create scrollLeft and scrollTop methods
    jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
    	var top = "pageYOffset" === prop;
    
    	jQuery.fn[ method ] = function( val ) {
    		return access( this, function( elem, method, val ) {
    
    			// Coalesce documents and windows
    			var win;
    			if ( isWindow( elem ) ) {
    				win = elem;
    			} else if ( elem.nodeType === 9 ) {
    				win = elem.defaultView;
    			}
    
    			if ( val === undefined ) {
    				return win ? win[ prop ] : elem[ method ];
    			}
    
    			if ( win ) {
    				win.scrollTo(
    					!top ? val : win.pageXOffset,
    					top ? val : win.pageYOffset
    				);
    
    			} else {
    				elem[ method ] = val;
    			}
    		}, method, val, arguments.length );
    	};
    } );
    
    // Support: Safari <=7 - 9.1, Chrome <=37 - 49
    // Add the top/left cssHooks using jQuery.fn.position
    // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
    // Blink bug: https://bugs.chromium.org/p/chromium/issues/detail?id=589347
    // getComputedStyle returns percent when specified for top/left/bottom/right;
    // rather than make the css module depend on the offset module, just check for it here
    jQuery.each( [ "top", "left" ], function( i, prop ) {
    	jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
    		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;
    			}
    		}
    	);
    } );
    
    
    // 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 access( this, function( elem, type, value ) {
    				var doc;
    
    				if ( isWindow( elem ) ) {
    
    					// $( window ).outerWidth/Height return w/h including scrollbars (gh-1729)
    					return funcName.indexOf( "outer" ) === 0 ?
    						elem[ "inner" + name ] :
    						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
    					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 );
    		};
    	} );
    } );
    
    
    jQuery.each( ( "blur focus focusin focusout resize scroll click dblclick " +
    	"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
    	"change select submit keydown keypress keyup 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.extend( {
    	hover: function( fnOver, fnOut ) {
    		return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
    	}
    } );
    
    
    
    
    jQuery.fn.extend( {
    
    	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 );
    	}
    } );
    
    // Bind a function to a context, optionally partially applying any
    // arguments.
    // jQuery.proxy is deprecated to promote standards (specifically Function#bind)
    // However, it is not slated for removal any time soon
    jQuery.proxy = function( fn, context ) {
    	var tmp, args, proxy;
    
    	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 ( !isFunction( fn ) ) {
    		return undefined;
    	}
    
    	// Simulated bind
    	args = slice.call( arguments, 2 );
    	proxy = function() {
    		return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
    	};
    
    	// Set the guid of unique handler to the same of original handler, so it can be removed
    	proxy.guid = fn.guid = fn.guid || jQuery.guid++;
    
    	return proxy;
    };
    
    jQuery.holdReady = function( hold ) {
    	if ( hold ) {
    		jQuery.readyWait++;
    	} else {
    		jQuery.ready( true );
    	}
    };
    jQuery.isArray = Array.isArray;
    jQuery.parseJSON = JSON.parse;
    jQuery.nodeName = nodeName;
    jQuery.isFunction = isFunction;
    jQuery.isWindow = isWindow;
    jQuery.camelCase = camelCase;
    jQuery.type = toType;
    
    jQuery.now = Date.now;
    
    jQuery.isNumeric = function( obj ) {
    
    	// As of jQuery 3.0, isNumeric is limited to
    	// strings and numbers (primitives or objects)
    	// that can be coerced to finite numbers (gh-2662)
    	var type = jQuery.type( obj );
    	return ( type === "number" || type === "string" ) &&
    
    		// parseFloat NaNs numeric-cast false positives ("")
    		// ...but misinterprets leading-number strings, particularly hex literals ("0x...")
    		// subtraction forces infinities to NaN
    		!isNaN( obj - parseFloat( obj ) );
    };
    
    
    
    
    // Register as a named AMD module, since jQuery can be concatenated with other
    // files that may use define, but not via 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.
    
    // Note that for maximum portability, libraries that are not jQuery should
    // declare themselves as anonymous modules, and avoid setting a global if an
    // AMD loader is present. jQuery is a special case. For more information, see
    // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
    
    if ( typeof define === "function" && define.amd ) {
    	define( "jquery", [], function() {
    		return jQuery;
    	} );
    }
    
    
    
    
    var
    
    	// Map over jQuery in case of overwrite
    	_jQuery = window.jQuery,
    
    	// Map over the $ in case of overwrite
    	_$ = window.$;
    
    jQuery.noConflict = function( deep ) {
    	if ( window.$ === jQuery ) {
    		window.$ = _$;
    	}
    
    	if ( deep && window.jQuery === jQuery ) {
    		window.jQuery = _jQuery;
    	}
    
    	return jQuery;
    };
    
    // Expose jQuery and $ identifiers, even in AMD
    // (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
    // and CommonJS for browser emulators (#13566)
    if ( !noGlobal ) {
    	window.jQuery = window.$ = jQuery;
    }
    
    
    
    
    return jQuery;
    } );
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  • 原文地址:https://www.cnblogs.com/tulintao/p/11372776.html
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