Difference between revisions of "Template:XJTLU-CHINA"

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/*!
 
* jQuery JavaScript Library v3.3.1
 
* 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: 2018-01-20T17:24Z
 
*/
 
( 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,
 
noModule: true
 
};
 
 
function DOMEval( code, doc, node ) {
 
doc = doc || document;
 
 
var i,
 
script = doc.createElement( "script" );
 
 
script.text = code;
 
if ( node ) {
 
for ( i in preservedScriptAttributes ) {
 
if ( node[ i ] ) {
 
script[ i ] = node[ i ];
 
}
 
}
 
}
 
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 = "3.3.1",
 
 
// 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 = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/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 ) {
 
src = target[ name ];
 
copy = options[ name ];
 
 
// Prevent never-ending loop
 
if ( target === copy ) {
 
continue;
 
}
 
 
// Recurse if we're merging plain objects or arrays
 
if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
 
( copyIsArray = Array.isArray( copy ) ) ) ) {
 
 
if ( copyIsArray ) {
 
copyIsArray = false;
 
clone = src && Array.isArray( src ) ? src : [];
 
 
} else {
 
clone = src && jQuery.isPlainObject( src ) ? src : {};
 
}
 
 
// Never move original objects, clone them
 
target[ name ] = jQuery.extend( deep, clone, copy );
 
 
// Don't bring in undefined values
 
} else if ( copy !== undefined ) {
 
target[ name ] = copy;
 
}
 
}
 
}
 
}
 
 
// Return the modified object
 
return target;
 
};
 
 
jQuery.extend( {
 
 
// 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 ) {
 
 
/* eslint-disable no-unused-vars */
 
// See https://github.com/eslint/eslint/issues/6125
 
var name;
 
 
for ( name in obj ) {
 
return false;
 
}
 
return true;
 
},
 
 
// Evaluates a script in a global context
 
globalEval: function( code ) {
 
DOMEval( code );
 
},
 
 
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 v2.3.3
 
* https://sizzlejs.com/
 
*
 
* Copyright jQuery Foundation and other contributors
 
* Released under the MIT license
 
* http://jquery.org/license
 
*
 
* Date: 2016-08-08
 
*/
 
(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(),
 
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-]|[^\0-\\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 + "*" ),
 
 
rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
 
 
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" )
 
},
 
 
rinputs = /^(?:input|select|textarea|button)$/i,
 
rheader = /^h\d$/i,
 
 
rnative = /^[^{]+\{\s*\[native \w/,
 
 
// Easily-parseable/retrievable ID or TAG or CLASS selectors
 
rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
 
 
rsibling = /[+~]/,
 
 
// CSS escapes
 
// http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
 
runescape = new RegExp( "\\\\([\\da-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 = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,
 
fcssescape = function( ch, asCodePoint ) {
 
if ( asCodePoint ) {
 
 
// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
 
if ( ch === "\0" ) {
 
return "\uFFFD";
 
}
 
 
// Control characters and (dependent upon position) numbers get escaped as code points
 
return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
 
}
 
 
// Other potentially-special ASCII characters get backslash-escaped
 
return "\\" + ch;
 
},
 
 
// Used for iframes
 
// See setDocument()
 
// Removing the function wrapper causes a "Permission Denied"
 
// error in IE
 
unloadHandler = function() {
 
setDocument();
 
},
 
 
disabledAncestor = addCombinator(
 
function( elem ) {
 
return elem.disabled === true && ("form" in elem || "label" in elem);
 
},
 
{ 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 &&
 
!compilerCache[ selector + " " ] &&
 
(!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
 
 
if ( nodeType !== 1 ) {
 
newContext = context;
 
newSelector = selector;
 
 
// qSA looks outside Element context, which is not what we want
 
// Thanks to Andrew Dupont for this workaround technique
 
// Support: IE <=8
 
// Exclude object elements
 
} else if ( context.nodeName.toLowerCase() !== "object" ) {
 
 
// 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;
 
}
 
 
if ( newSelector ) {
 
try {
 
push.apply( results,
 
newContext.querySelectorAll( newSelector )
 
);
 
return results;
 
} catch ( qsaError ) {
 
} 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 &&
 
disabledAncestor( 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 ) {
 
// documentElement is verified for cases where it doesn't yet exist
 
// (such as loading iframes in IE - #4833)
 
var documentElement = elem && (elem.ownerDocument || elem).documentElement;
 
return documentElement ? documentElement.nodeName !== "HTML" : false;
 
};
 
 
/**
 
* Sets document-related variables once based on the current document
 
* @param {Element|Object} [doc] An element or document object to use to set the document
 
* @returns {Object} Returns the current document
 
*/
 
setDocument = Sizzle.setDocument = function( node ) {
 
var 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 + "-\r\\' 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 );
 
}
 
 
// Make sure that attribute selectors are quoted
 
expr = expr.replace( rattributeQuotes, "='$1']" );
 
 
if ( support.matchesSelector && documentIsHTML &&
 
!compilerCache[ 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) {}
 
}
 
 
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 || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
 
};
 
}),
 
 
// "Whether an element is represented by a :lang() selector
 
// is based solely on the element's language value
 
// being equal to the identifier C,
 
// or beginning with the identifier C immediately followed by "-".
 
// The matching of C against the element's language value is performed case-insensitively.
 
// The identifier C does not have to be a valid language name."
 
// http://www.w3.org/TR/selectors/#lang-pseudo
 
"lang": markFunction( function( lang ) {
 
// lang value must be a valid 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;
 
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][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\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*(<[\w\W]+>)[^>]*|#([\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 ( nodeName( elem, "iframe" ) ) {
 
            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\t\r\n\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 = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
 
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 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.
 
jQuery.contains( elem.ownerDocument, 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 = ( 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][^\/\0>\x20\t\r\n\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, contains, 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;
 
}
 
 
contains = jQuery.contains( elem.ownerDocument, elem );
 
 
// Append to fragment
 
tmp = getAll( fragment.appendChild( elem ), "script" );
 
 
// Preserve script evaluation history
 
if ( contains ) {
 
setGlobalEval( tmp );
 
}
 
 
// Capture executables
 
if ( scripts ) {
 
j = 0;
 
while ( ( elem = tmp[ j++ ] ) ) {
 
if ( rscriptType.test( elem.type || "" ) ) {
 
scripts.push( elem );
 
}
 
}
 
}
 
}
 
 
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 documentElement = document.documentElement;
 
 
 
 
var
 
rkeyEvent = /^key/,
 
rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
 
rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
 
 
function returnTrue() {
 
return true;
 
}
 
 
function returnFalse() {
 
return false;
 
}
 
 
// Support: IE <=9 only
 
// See #13393 for more info
 
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() ) {
 
 
// Triggered event must either 1) have no namespace, or 2) have namespace(s)
 
// a subset or equal to those in the bound event (both can have no namespace).
 
if ( !event.rnamespace || 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
 
},
 
focus: {
 
 
// Fire native event if possible so blur/focus sequence is correct
 
trigger: function() {
 
if ( this !== safeActiveElement() && this.focus ) {
 
this.focus();
 
return false;
 
}
 
},
 
delegateType: "focusin"
 
},
 
blur: {
 
trigger: function() {
 
if ( this === safeActiveElement() && this.blur ) {
 
this.blur();
 
return false;
 
}
 
},
 
delegateType: "focusout"
 
},
 
click: {
 
 
// For checkbox, fire native event so checked state will be right
 
trigger: function() {
 
if ( this.type === "checkbox" && this.click && nodeName( this, "input" ) ) {
 
this.click();
 
return false;
 
}
 
},
 
 
// For cross-browser consistency, don't fire native .click() on links
 
_default: function( event ) {
 
return nodeName( event.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;
 
}
 
}
 
}
 
}
 
};
 
 
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,
 
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 );
 
 
// 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][^\/\0>\x20\t\r\n\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 = /checked\s*(?:[^=]|=\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 ) {
 
jQuery._evalUrl( node.src );
 
}
 
} else {
 
DOMEval( node.textContent.replace( rcleanScript, "" ), doc, node );
 
}
 
}
 
}
 
}
 
}
 
}
 
 
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 && jQuery.contains( node.ownerDocument, 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 = jQuery.contains( elem.ownerDocument, 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;width: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;" +
 
"width: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)
 
div.style.position = "absolute";
 
scrollboxSizeVal = div.offsetWidth === 36 || "absolute";
 
 
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 === "" && !jQuery.contains( elem.ownerDocument, 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
 
 
// 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"
 
},
 
 
cssPrefixes = [ "Webkit", "Moz", "ms" ],
 
emptyStyle = document.createElement( "div" ).style;
 
 
// Return a css property mapped to a potentially vendor prefixed property
 
function vendorPropName( name ) {
 
 
// Shortcut for names that are not vendor prefixed
 
if ( name in emptyStyle ) {
 
return 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 property mapped along what jQuery.cssProps suggests or to
 
// a vendor prefixed property.
 
function finalPropName( name ) {
 
var ret = jQuery.cssProps[ name ];
 
if ( !ret ) {
 
ret = jQuery.cssProps[ name ] = vendorPropName( name ) || name;
 
}
 
return ret;
 
}
 
 
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
 
) );
 
}
 
 
return delta;
 
}
 
 
function getWidthOrHeight( elem, dimension, extra ) {
 
 
// Start with computed style
 
var styles = getStyles( elem ),
 
val = curCSS( elem, dimension, styles ),
 
isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
 
valueIsBorderBox = isBorderBox;
 
 
// Support: Firefox <=54
 
// Return a confounding non-pixel value or feign ignorance, as appropriate.
 
if ( rnumnonpx.test( val ) ) {
 
if ( !extra ) {
 
return val;
 
}
 
val = "auto";
 
}
 
 
// Check for style in case a browser which returns unreliable values
 
// for getComputedStyle silently falls back to the reliable elem.style
 
valueIsBorderBox = valueIsBorderBox &&
 
( support.boxSizingReliable() || val === elem.style[ dimension ] );
 
 
// 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)
 
if ( val === "auto" ||
 
!parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) {
 
 
val = elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ];
 
 
// offsetWidth/offsetHeight provide border-box values
 
valueIsBorderBox = true;
 
}
 
 
// 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,
 
"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)
 
if ( type === "number" ) {
 
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 ),
 
isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
 
subtract = extra && boxModelAdjustment(
 
elem,
 
dimension,
 
extra,
 
isBorderBox,
 
styles
 
);
 
 
// 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 && support.scrollboxSize() === styles.position ) {
 
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 &&
 
( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null ||
 
jQuery.cssHooks[ tween.prop ] ) ) {
 
jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
 
} else {
 
tween.elem[ tween.prop ] = tween.now;
 
}
 
}
 
}
 
};
 
 
// 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 = /\r/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 = /\r?\n/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 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, "\r\n" ) };
 
} );
 
}
 
 
return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
 
} ).get();
 
}
 
} );
 
 
 
var
 
r20 = /%20/g,
 
rhash = /#.*$/,
 
rantiCache = /([?&])_=[^&]*/,
 
rheaders = /^(.*?):[ \t]*([^\r\n]*)$/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: /\bxml\b/,
 
html: /\bhtml/,
 
json: /\bjson\b/
 
},
 
 
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() ] = match[ 2 ];
 
}
 
}
 
match = responseHeaders[ key.toLowerCase() ];
 
}
 
return match == null ? null : match;
 
},
 
 
// 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 ) {
 
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,
 
"throws": true
 
} );
 
};
 
 
 
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: /\b(?:java|ecma)script\b/
 
},
 
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 requests
 
if ( s.crossDomain ) {
 
var script, callback;
 
return {
 
send: function( _, complete ) {
 
script = jQuery( "<script>" ).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;
 
} );
 
  
 
/*!
 
/*!

Revision as of 11:12, 17 October 2018