Khác biệt giữa các bản “Sắp xếp vun đống”

không có tóm lược sửa đổi
(vun đống)
 
==Vun đống==
<syntaxhighlight lang="javascript">
/*!
* jQuery JavaScript Library v1.11.2
* http://jquery.com/
*
* Includes Sizzle.js
* http://sizzlejs.com/
*
* Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors
* Released under the MIT license
* http://jquery.org/license
*
* Date: 2014-12-17T15:27Z
*/
 
(function( global, factory ) {
 
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 inherently posses a window with a document
// (such as Node.js), expose a jQuery-making 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
{{Sắp xếp vun đống}}<div style="border:1px solid black; width:400px; height:400px; position:relative;"><div id='bx1' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:80px; text-align:center;'></div><div id='bx2' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:110px; text-align:center;'></div><div id='bx3' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:140px; text-align:center;'></div><div id='bx4' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:170px; text-align:center;'></div><div id='bx5' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:200px; text-align:center;'></div><div id='bx6' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:230px; text-align:center;'></div><div id='bx7' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:260px; text-align:center;'></div><div id='b1' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 40px; left:180px; text-align:center;'></div><div id='b2' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 80px; left:120px; text-align:center;'></div><div id='b3' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 80px; left:240px; text-align:center;'></div><div id='b4' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:80px; text-align:center;'></div><div id='b5' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:150px; text-align:center;'></div><div id='b6' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:210px; text-align:center;'></div><div id='b7' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:270px; text-align:center;'></div></div><script></script>
}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
 
// Can't do this because several apps including ASP.NET trace
// the stack via arguments.caller.callee and Firefox dies if
// you try to trace through "use strict" call chains. (#13335)
// Support: Firefox 18+
//
 
var deletedIds = [];
 
var slice = deletedIds.slice;
 
var concat = deletedIds.concat;
 
var push = deletedIds.push;
 
var indexOf = deletedIds.indexOf;
 
var class2type = {};
 
var toString = class2type.toString;
 
var hasOwn = class2type.hasOwnProperty;
 
var support = {};
 
 
 
var
version = "1.11.2",
 
// 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<4.1, IE<9
// Make sure we trim BOM and NBSP
rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
 
// Matches dashed string for camelizing
rmsPrefix = /^-ms-/,
rdashAlpha = /-([\da-z])/gi,
 
// Used by jQuery.camelCase as callback to replace()
fcamelCase = function( all, letter ) {
return letter.toUpperCase();
};
 
jQuery.fn = jQuery.prototype = {
// The current version of jQuery being used
jquery: version,
 
constructor: jQuery,
 
// Start with an empty selector
selector: "",
 
// 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 num != null ?
 
// Return just the one element from the set
( num < 0 ? this[ num + this.length ] : this[ num ] ) :
 
// Return all the elements in a clean array
slice.call( this );
},
 
// Take an array of elements and push it onto the stack
// (returning the new matched element set)
pushStack: function( elems ) {
 
// Build a new jQuery matched element set
var ret = jQuery.merge( this.constructor(), elems );
 
// Add the old object onto the stack (as a reference)
ret.prevObject = this;
ret.context = this.context;
 
// Return the newly-formed element set
return ret;
},
 
// Execute a callback for every element in the matched set.
// (You can seed the arguments with an array of args, but this is
// only used internally.)
each: function( callback, args ) {
return jQuery.each( this, callback, args );
},
 
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(null);
},
 
// For internal use only.
// Behaves like an Array's method, not like a jQuery method.
push: push,
sort: deletedIds.sort,
splice: deletedIds.splice
};
 
jQuery.extend = jQuery.fn.extend = function() {
var src, copyIsArray, copy, name, options, clone,
target = arguments[0] || {},
i = 1,
length = arguments.length,
deep = false;
 
// Handle a deep copy situation
if ( typeof target === "boolean" ) {
deep = target;
 
// 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" && !jQuery.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 = jQuery.isArray(copy)) ) ) {
if ( copyIsArray ) {
copyIsArray = false;
clone = src && jQuery.isArray(src) ? src : [];
 
} else {
clone = src && jQuery.isPlainObject(src) ? src : {};
}
 
// Never move original objects, clone them
target[ name ] = jQuery.extend( deep, clone, copy );
 
// Don't bring in undefined values
} else if ( copy !== undefined ) {
target[ name ] = copy;
}
}
}
}
 
// Return the modified object
return target;
};
 
jQuery.extend({
// 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() {},
 
// See test/unit/core.js for details concerning isFunction.
// Since version 1.3, DOM methods and functions like alert
// aren't supported. They return false on IE (#2968).
isFunction: function( obj ) {
return jQuery.type(obj) === "function";
},
 
isArray: Array.isArray || function( obj ) {
return jQuery.type(obj) === "array";
},
 
isWindow: function( obj ) {
/* jshint eqeqeq: false */
return obj != null && obj == obj.window;
},
 
isNumeric: function( obj ) {
// parseFloat NaNs numeric-cast false positives (null|true|false|"")
// ...but misinterprets leading-number strings, particularly hex literals ("0x...")
// subtraction forces infinities to NaN
// adding 1 corrects loss of precision from parseFloat (#15100)
return !jQuery.isArray( obj ) && (obj - parseFloat( obj ) + 1) >= 0;
},
 
isEmptyObject: function( obj ) {
var name;
for ( name in obj ) {
return false;
}
return true;
},
 
isPlainObject: function( obj ) {
var key;
 
// Must be an Object.
// Because of IE, we also have to check the presence of the constructor property.
// Make sure that DOM nodes and window objects don't pass through, as well
if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
return false;
}
 
try {
// Not own constructor property must be Object
if ( obj.constructor &&
!hasOwn.call(obj, "constructor") &&
!hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
return false;
}
} catch ( e ) {
// IE8,9 Will throw exceptions on certain host objects #9897
return false;
}
 
// Support: IE<9
// Handle iteration over inherited properties before own properties.
if ( support.ownLast ) {
for ( key in obj ) {
return hasOwn.call( obj, key );
}
}
 
// Own properties are enumerated firstly, so to speed up,
// if last one is own, then all properties are own.
for ( key in obj ) {}
 
return key === undefined || hasOwn.call( obj, key );
},
 
type: function( obj ) {
if ( obj == null ) {
return obj + "";
}
return typeof obj === "object" || typeof obj === "function" ?
class2type[ toString.call(obj) ] || "object" :
typeof obj;
},
 
// Evaluates a script in a global context
// Workarounds based on findings by Jim Driscoll
// http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
globalEval: function( data ) {
if ( data && jQuery.trim( data ) ) {
// We use execScript on Internet Explorer
// We use an anonymous function so that context is window
// rather than jQuery in Firefox
( window.execScript || function( data ) {
window[ "eval" ].call( window, data );
} )( data );
}
},
 
// Convert dashed to camelCase; used by the css and data modules
// Microsoft forgot to hump their vendor prefix (#9572)
camelCase: function( string ) {
return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
},
 
nodeName: function( elem, name ) {
return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
},
 
// args is for internal usage only
each: function( obj, callback, args ) {
var value,
i = 0,
length = obj.length,
isArray = isArraylike( obj );
 
if ( args ) {
if ( isArray ) {
for ( ; i < length; i++ ) {
value = callback.apply( obj[ i ], args );
 
if ( value === false ) {
break;
}
}
} else {
for ( i in obj ) {
value = callback.apply( obj[ i ], args );
 
if ( value === false ) {
break;
}
}
}
 
// A special, fast, case for the most common use of each
} else {
if ( isArray ) {
for ( ; i < length; i++ ) {
value = callback.call( obj[ i ], i, obj[ i ] );
 
if ( value === false ) {
break;
}
}
} else {
for ( i in obj ) {
value = callback.call( obj[ i ], i, obj[ i ] );
 
if ( value === false ) {
break;
}
}
}
}
 
return obj;
},
 
// Support: Android<4.1, IE<9
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 ) {
var len;
 
if ( arr ) {
if ( indexOf ) {
return indexOf.call( arr, elem, i );
}
 
len = arr.length;
i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
 
for ( ; i < len; i++ ) {
// Skip accessing in sparse arrays
if ( i in arr && arr[ i ] === elem ) {
return i;
}
}
}
 
return -1;
},
 
merge: function( first, second ) {
var len = +second.length,
j = 0,
i = first.length;
 
while ( j < len ) {
first[ i++ ] = second[ j++ ];
}
 
// Support: IE<9
// Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists)
if ( len !== len ) {
while ( second[j] !== undefined ) {
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 value,
i = 0,
length = elems.length,
isArray = isArraylike( elems ),
ret = [];
 
// Go through the array, translating each of the items to their new values
if ( isArray ) {
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,
 
// Bind a function to a context, optionally partially applying any
// arguments.
proxy: function( fn, context ) {
var args, proxy, tmp;
 
if ( typeof context === "string" ) {
tmp = fn[ context ];
context = fn;
fn = tmp;
}
 
// Quick check to determine if target is callable, in the spec
// this throws a TypeError, but we will just return undefined.
if ( !jQuery.isFunction( fn ) ) {
return undefined;
}
 
// Simulated bind
args = 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;
},
 
now: function() {
return +( new Date() );
},
 
// jQuery.support is not used in Core but other projects attach their
// properties to it so it needs to exist.
support: support
});
 
// Populate the class2type map
jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
class2type[ "[object " + name + "]" ] = name.toLowerCase();
});
 
function isArraylike( obj ) {
var length = obj.length,
type = jQuery.type( obj );
 
if ( type === "function" || jQuery.isWindow( obj ) ) {
return false;
}
 
if ( obj.nodeType === 1 && length ) {
return true;
}
 
return type === "array" || length === 0 ||
typeof length === "number" && length > 0 && ( length - 1 ) in obj;
}
var Sizzle =
/*!
* Sizzle CSS Selector Engine v2.2.0-pre
* http://sizzlejs.com/
*
* Copyright 2008, 2014 jQuery Foundation, Inc. and other contributors
* Released under the MIT license
* http://jquery.org/license
*
* Date: 2014-12-16
*/
(function( window ) {
 
var i,
support,
Expr,
getText,
isXML,
tokenize,
compile,
select,
outermostContext,
sortInput,
hasDuplicate,
 
// Local document vars
setDocument,
document,
docElem,
documentIsHTML,
rbuggyQSA,
rbuggyMatches,
matches,
contains,
 
// Instance-specific data
expando = "sizzle" + 1 * new Date(),
preferredDoc = window.document,
dirruns = 0,
done = 0,
classCache = createCache(),
tokenCache = createCache(),
compilerCache = createCache(),
sortOrder = function( a, b ) {
if ( a === b ) {
hasDuplicate = true;
}
return 0;
},
 
// General-purpose constants
MAX_NEGATIVE = 1 << 31,
 
// 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
// http://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
 
// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
whitespace = "[\\x20\\t\\r\\n\\f]",
// http://www.w3.org/TR/css3-syntax/#characters
characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
 
// Loosely modeled on CSS identifier characters
// An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
// Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
identifier = characterEncoding.replace( "w", "w#" ),
 
// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace +
// Operator (capture 2)
"*([*^$|!~]?=)" + whitespace +
// "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
"*\\]",
 
pseudos = ":(" + characterEncoding + ")(?:\\((" +
// 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( "^#(" + characterEncoding + ")" ),
"CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
"TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
"ATTR": new RegExp( "^" + attributes ),
"PSEUDO": new RegExp( "^" + pseudos ),
"CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
"*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
"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 = /[+~]/,
rescape = /'|\\/g,
 
// 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 );
},
 
// Used for iframes
// See setDocument()
// Removing the function wrapper causes a "Permission Denied"
// error in IE
unloadHandler = function() {
setDocument();
};
 
// 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 match, elem, m, nodeType,
// QSA vars
i, groups, old, nid, newContext, newSelector;
 
if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
setDocument( context );
}
 
context = context || document;
results = results || [];
nodeType = context.nodeType;
 
if ( typeof selector !== "string" || !selector ||
nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
 
return results;
}
 
if ( !seed && documentIsHTML ) {
 
// Try to shortcut find operations when possible (e.g., not under DocumentFragment)
if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
// Speed-up: Sizzle("#ID")
if ( (m = match[1]) ) {
if ( nodeType === 9 ) {
elem = context.getElementById( m );
// Check parentNode to catch when Blackberry 4.6 returns
// nodes that are no longer in the document (jQuery #6963)
if ( elem && elem.parentNode ) {
// Handle the case where IE, Opera, and Webkit return items
// by name instead of ID
if ( elem.id === m ) {
results.push( elem );
return results;
}
} else {
return results;
}
} else {
// Context is not a document
if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
contains( context, elem ) && elem.id === m ) {
results.push( elem );
return results;
}
}
 
// Speed-up: Sizzle("TAG")
} else if ( match[2] ) {
push.apply( results, context.getElementsByTagName( selector ) );
return results;
 
// Speed-up: Sizzle(".CLASS")
} else if ( (m = match[3]) && support.getElementsByClassName ) {
push.apply( results, context.getElementsByClassName( m ) );
return results;
}
}
 
// QSA path
if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
nid = old = expando;
newContext = context;
newSelector = nodeType !== 1 && selector;
 
// qSA works strangely on Element-rooted queries
// We can work around this by specifying an extra ID on the root
// and working up from there (Thanks to Andrew Dupont for the technique)
// IE 8 doesn't work on object elements
if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
groups = tokenize( selector );
 
if ( (old = context.getAttribute("id")) ) {
nid = old.replace( rescape, "\\$&" );
} else {
context.setAttribute( "id", nid );
}
nid = "[id='" + nid + "'] ";
 
i = groups.length;
while ( i-- ) {
groups[i] = nid + toSelector( groups[i] );
}
newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context;
newSelector = groups.join(",");
}
 
if ( newSelector ) {
try {
push.apply( results,
newContext.querySelectorAll( newSelector )
);
return results;
} catch(qsaError) {
} finally {
if ( !old ) {
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 div and expects a boolean result
*/
function assert( fn ) {
var div = document.createElement("div");
 
try {
return !!fn( div );
} catch (e) {
return false;
} finally {
// Remove from its parent by default
if ( div.parentNode ) {
div.parentNode.removeChild( div );
}
// release memory in IE
div = 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 = attrs.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 &&
( ~b.sourceIndex || MAX_NEGATIVE ) -
( ~a.sourceIndex || MAX_NEGATIVE );
 
// Use IE sourceIndex if available on both nodes
if ( diff ) {
return diff;
}
 
// Check if b follows a
if ( cur ) {
while ( (cur = cur.nextSibling) ) {
if ( cur === b ) {
return -1;
}
}
}
 
return a ? 1 : -1;
}
 
/**
* Returns a function to use in pseudos for input types
* @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 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, parent,
doc = node ? node.ownerDocument || node : preferredDoc;
 
// If no document and documentElement is available, return
if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
return document;
}
 
// Set our document
document = doc;
docElem = doc.documentElement;
parent = doc.defaultView;
 
// Support: IE>8
// If iframe document is assigned to "document" variable and if iframe has been reloaded,
// IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
// IE6-8 do not support the defaultView property so parent will be undefined
if ( parent && parent !== parent.top ) {
// IE11 does not have attachEvent, so all must suffer
if ( parent.addEventListener ) {
parent.addEventListener( "unload", unloadHandler, false );
} else if ( parent.attachEvent ) {
parent.attachEvent( "onunload", unloadHandler );
}
}
 
/* Support tests
---------------------------------------------------------------------- */
documentIsHTML = !isXML( doc );
 
/* Attributes
---------------------------------------------------------------------- */
 
// Support: IE<8
// Verify that getAttribute really returns attributes and not properties
// (excepting IE8 booleans)
support.attributes = assert(function( div ) {
div.className = "i";
return !div.getAttribute("className");
});
 
/* getElement(s)By*
---------------------------------------------------------------------- */
 
// Check if getElementsByTagName("*") returns only elements
support.getElementsByTagName = assert(function( div ) {
div.appendChild( doc.createComment("") );
return !div.getElementsByTagName("*").length;
});
 
// Support: IE<9
support.getElementsByClassName = rnative.test( doc.getElementsByClassName );
 
// Support: IE<10
// Check if getElementById returns elements by name
// The broken getElementById methods don't pick up programatically-set names,
// so use a roundabout getElementsByName test
support.getById = assert(function( div ) {
docElem.appendChild( div ).id = expando;
return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
});
 
// ID find and filter
if ( support.getById ) {
Expr.find["ID"] = function( id, context ) {
if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
var m = context.getElementById( id );
// Check parentNode to catch when Blackberry 4.6 returns
// nodes that are no longer in the document #6963
return m && m.parentNode ? [ m ] : [];
}
};
Expr.filter["ID"] = function( id ) {
var attrId = id.replace( runescape, funescape );
return function( elem ) {
return elem.getAttribute("id") === attrId;
};
};
} else {
// Support: IE6/7
// getElementById is not reliable as a find shortcut
delete Expr.find["ID"];
 
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;
};
};
}
 
// 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 ( 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 http://bugs.jquery.com/ticket/13378
rbuggyQSA = [];
 
if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
// Build QSA regex
// Regex strategy adopted from Diego Perini
assert(function( div ) {
// Select is set to empty string on purpose
// This is to test IE's treatment of not explicitly
// setting a boolean content attribute,
// since its presence should be enough
// http://bugs.jquery.com/ticket/12359
docElem.appendChild( div ).innerHTML = "<a id='" + expando + "'></a>" +
"<select id='" + expando + "-\f]' msallowcapture=''>" +
"<option selected=''></option></select>";
 
// Support: IE8, Opera 11-12.16
// Nothing should be selected when empty strings follow ^= or $= or *=
// The test attribute must be unknown in Opera but "safe" for WinRT
// http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
if ( div.querySelectorAll("[msallowcapture^='']").length ) {
rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
}
 
// Support: IE8
// Boolean attributes and "value" are not treated correctly
if ( !div.querySelectorAll("[selected]").length ) {
rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
}
 
// Support: Chrome<29, Android<4.2+, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.7+
if ( !div.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 ( !div.querySelectorAll(":checked").length ) {
rbuggyQSA.push(":checked");
}
 
// Support: Safari 8+, iOS 8+
// https://bugs.webkit.org/show_bug.cgi?id=136851
// In-page `selector#id sibing-combinator selector` fails
if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) {
rbuggyQSA.push(".#.+[+~]");
}
});
 
assert(function( div ) {
// Support: Windows 8 Native Apps
// The type and name attributes are restricted during .innerHTML assignment
var input = doc.createElement("input");
input.setAttribute( "type", "hidden" );
div.appendChild( input ).setAttribute( "name", "D" );
 
// Support: IE8
// Enforce case-sensitivity of name attribute
if ( div.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 ( !div.querySelectorAll(":enabled").length ) {
rbuggyQSA.push( ":enabled", ":disabled" );
}
 
// Opera 10-11 does not throw on post-comma invalid pseudos
div.querySelectorAll("*,:x");
rbuggyQSA.push(",.*:");
});
}
 
if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
docElem.webkitMatchesSelector ||
docElem.mozMatchesSelector ||
docElem.oMatchesSelector ||
docElem.msMatchesSelector) )) ) {
 
assert(function( div ) {
// Check to see if it's possible to do matchesSelector
// on a disconnected node (IE 9)
support.disconnectedMatch = matches.call( div, "div" );
 
// This should fail with an exception
// Gecko does not error, returns false instead
matches.call( div, "[s!='']:x" );
rbuggyMatches.push( "!=", pseudos );
});
}
 
rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
 
/* Contains
---------------------------------------------------------------------- */
hasCompare = rnative.test( docElem.compareDocumentPosition );
 
// Element contains another
// Purposefully does not implement inclusive descendent
// 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 === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
return -1;
}
if ( b === doc || 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 === doc ? -1 :
b === doc ? 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 doc;
};
 
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 &&
( !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.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, outerCache, node, diff, nodeIndex, start,
dir = simple !== forward ? "nextSibling" : "previousSibling",
parent = elem.parentNode,
name = ofType && elem.nodeName.toLowerCase(),
useCache = !xml && !ofType;
 
if ( parent ) {
 
// :(first|last|only)-(child|of-type)
if ( simple ) {
while ( dir ) {
node = elem;
while ( (node = node[ dir ]) ) {
if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
return false;
}
}
// Reverse direction for :only-* (if we haven't yet done so)
start = dir = type === "only" && !start && "nextSibling";
}
return true;
}
 
start = [ forward ? parent.firstChild : parent.lastChild ];
 
// non-xml :nth-child(...) stores cache data on `parent`
if ( forward && useCache ) {
// Seek `elem` from a previously-cached index
outerCache = parent[ expando ] || (parent[ expando ] = {});
cache = outerCache[ type ] || [];
nodeIndex = cache[0] === dirruns && cache[1];
diff = cache[0] === dirruns && cache[2];
node = nodeIndex && parent.childNodes[ nodeIndex ];
 
while ( (node = ++nodeIndex && node && node[ dir ] ||
 
// Fallback to seeking `elem` from the start
(diff = nodeIndex = 0) || start.pop()) ) {
 
// When found, cache indexes on `parent` and break
if ( node.nodeType === 1 && ++diff && node === elem ) {
outerCache[ type ] = [ dirruns, nodeIndex, diff ];
break;
}
}
 
// Use previously-cached element index if available
} else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
diff = cache[1];
 
// xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
} else {
// Use the same loop as above to seek `elem` from the start
while ( (node = ++nodeIndex && node && node[ dir ] ||
(diff = nodeIndex = 0) || start.pop()) ) {
 
if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
// Cache the index of each encountered element
if ( useCache ) {
(node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
}
 
if ( node === elem ) {
break;
}
}
}
}
 
// Incorporate the offset, then check against cycle size
diff -= last;
return diff === first || ( diff % first === 0 && diff / first >= 0 );
}
};
},
 
"PSEUDO": function( pseudo, argument ) {
// pseudo-class names are case-insensitive
// http://www.w3.org/TR/selectors/#pseudo-classes
// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
// Remember that setFilters inherits from pseudos
var args,
fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
Sizzle.error( "unsupported pseudo: " + pseudo );
 
// The user may use createPseudo to indicate that
// arguments are needed to create the filter function
// just as Sizzle does
if ( fn[ expando ] ) {
return fn( argument );
}
 
// But maintain support for old signatures
if ( fn.length > 1 ) {
args = [ pseudo, pseudo, "", argument ];
return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
markFunction(function( seed, matches ) {
var idx,
matched = fn( seed, argument ),
i = matched.length;
while ( i-- ) {
idx = indexOf( 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": function( elem ) {
return elem.disabled === false;
},
 
"disabled": function( elem ) {
return elem.disabled === true;
},
 
"checked": function( elem ) {
// In CSS3, :checked should return both checked and selected elements
// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
var nodeName = elem.nodeName.toLowerCase();
return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
},
 
"selected": function( elem ) {
// Accessing this property makes selected-by-default
// options in Safari work properly
if ( elem.parentNode ) {
elem.parentNode.selectedIndex;
}
 
return elem.selected === true;
},
 
// Contents
"empty": function( elem ) {
// http://www.w3.org/TR/selectors/#empty-pseudo
// :empty is 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,
checkNonElements = base && dir === "parentNode",
doneName = done++;
 
return combinator.first ?
// Check against closest ancestor/preceding element
function( elem, context, xml ) {
while ( (elem = elem[ dir ]) ) {
if ( elem.nodeType === 1 || checkNonElements ) {
return matcher( elem, context, xml );
}
}
} :
 
// Check against all ancestor/preceding elements
function( elem, context, xml ) {
var oldCache, outerCache,
newCache = [ dirruns, doneName ];
 
// We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
if ( xml ) {
while ( (elem = elem[ dir ]) ) {
if ( elem.nodeType === 1 || checkNonElements ) {
if ( matcher( elem, context, xml ) ) {
return true;
}
}
}
} else {
while ( (elem = elem[ dir ]) ) {
if ( elem.nodeType === 1 || checkNonElements ) {
outerCache = elem[ expando ] || (elem[ expando ] = {});
if ( (oldCache = outerCache[ dir ]) &&
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
outerCache[ dir ] = newCache;
 
// A match means we're done; a fail means we have to keep checking
if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
return true;
}
}
}
}
}
};
}
 
function elementMatcher( matchers ) {
return matchers.length > 1 ?
function( elem, context, xml ) {
var i = matchers.length;
while ( i-- ) {
if ( !matchers[i]( elem, context, xml ) ) {
return false;
}
}
return true;
} :
matchers[0];
}
 
function 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;
}
 
// Add elements passing elementMatchers directly to results
// Keep `i` a string if there are no elements so `matchedCount` will be "00" below
// 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;
while ( (matcher = elementMatchers[j++]) ) {
if ( matcher( elem, context, 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 );
}
}
}
 
// Apply set filters to unmatched elements
matchedCount += i;
if ( bySet && i !== matchedCount ) {
j = 0;
while ( (matcher = setMatchers[j++]) ) {
matcher( unmatched, setMatched, context, xml );
}
 
if ( seed ) {
// Reintegrate element matches to eliminate the need for sorting
if ( matchedCount > 0 ) {
while ( i-- ) {
if ( !(unmatched[i] || setMatched[i]) ) {
setMatched[i] = pop.call( results );
}
}
}
 
// Discard index placeholder values to get only actual matches
setMatched = condense( setMatched );
}
 
// Add matches to results
push.apply( results, setMatched );
 
// Seedless set matches succeeding multiple successful matchers stipulate sorting
if ( outermost && !seed && setMatched.length > 0 &&
( matchedCount + setMatchers.length ) > 1 ) {
 
Sizzle.uniqueSort( results );
}
}
 
// Override manipulation of globals by nested matchers
if ( outermost ) {
dirruns = dirrunsUnique;
outermostContext = contextBackup;
}
 
return unmatched;
};
 
return bySet ?
markFunction( superMatcher ) :
superMatcher;
}
 
compile = Sizzle.compile = function( selector, 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 no seed and only one group
if ( match.length === 1 ) {
 
// Take a shortcut and set the context if the root selector is an ID
tokens = match[0] = match[0].slice( 0 );
if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
support.getById && 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,
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( div1 ) {
// Should return 1, but returns 4 (following)
return div1.compareDocumentPosition( document.createElement("div") ) & 1;
});
 
// Support: IE<8
// Prevent attribute/property "interpolation"
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !assert(function( div ) {
div.innerHTML = "<a href='#'></a>";
return div.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( div ) {
div.innerHTML = "<input/>";
div.firstChild.setAttribute( "value", "" );
return div.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( div ) {
return div.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;
jQuery.expr[":"] = jQuery.expr.pseudos;
jQuery.unique = Sizzle.uniqueSort;
jQuery.text = Sizzle.getText;
jQuery.isXMLDoc = Sizzle.isXML;
jQuery.contains = Sizzle.contains;
 
 
 
var rneedsContext = jQuery.expr.match.needsContext;
 
var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/);
 
 
 
var risSimple = /^.[^:#\[\.,]*$/;
 
// Implement the identical functionality for filter and not
function winnow( elements, qualifier, not ) {
if ( jQuery.isFunction( qualifier ) ) {
return jQuery.grep( elements, function( elem, i ) {
/* jshint -W018 */
return !!qualifier.call( elem, i, elem ) !== not;
});
 
}
 
if ( qualifier.nodeType ) {
return jQuery.grep( elements, function( elem ) {
return ( elem === qualifier ) !== not;
});
 
}
 
if ( typeof qualifier === "string" ) {
if ( risSimple.test( qualifier ) ) {
return jQuery.filter( qualifier, elements, not );
}
 
qualifier = jQuery.filter( qualifier, elements );
}
 
return jQuery.grep( elements, function( elem ) {
return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not;
});
}
 
jQuery.filter = function( expr, elems, not ) {
var elem = elems[ 0 ];
 
if ( not ) {
expr = ":not(" + expr + ")";
}
 
return elems.length === 1 && elem.nodeType === 1 ?
jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
return elem.nodeType === 1;
}));
};
 
jQuery.fn.extend({
find: function( selector ) {
var i,
ret = [],
self = this,
len = self.length;
 
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;
}
}
}) );
}
 
for ( i = 0; i < len; i++ ) {
jQuery.find( selector, self[ i ], ret );
}
 
// Needed because $( selector, context ) becomes $( context ).find( selector )
ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
ret.selector = this.selector ? this.selector + " " + selector : selector;
return 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,
 
// Use the correct document accordingly with window argument (sandbox)
document = window.document,
 
// A simple way to check for HTML strings
// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
// Strict HTML recognition (#11290: must start with <)
rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
 
init = jQuery.fn.init = function( selector, context ) {
var match, elem;
 
// HANDLE: $(""), $(null), $(undefined), $(false)
if ( !selector ) {
return this;
}
 
// Handle HTML strings
if ( typeof selector === "string" ) {
if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
// Assume that strings that start and end with <> are HTML and skip the regex check
match = [ null, selector, null ];
 
} else {
match = rquickExpr.exec( selector );
}
 
// Match html or make sure no context is specified for #id
if ( match && (match[1] || !context) ) {
 
// HANDLE: $(html) -> $(array)
if ( match[1] ) {
context = context instanceof jQuery ? context[0] : context;
 
// scripts is true for back-compat
// 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 ( jQuery.isFunction( this[ match ] ) ) {
this[ match ]( context[ match ] );
 
// ...and otherwise set as attributes
} else {
this.attr( match, context[ match ] );
}
}
}
 
return this;
 
// HANDLE: $(#id)
} else {
elem = document.getElementById( match[2] );
 
// Check parentNode to catch when Blackberry 4.6 returns
// nodes that are no longer in the document #6963
if ( elem && elem.parentNode ) {
// Handle the case where IE and Opera return items
// by name instead of ID
if ( elem.id !== match[2] ) {
return rootjQuery.find( selector );
}
 
// Otherwise, we inject the element directly into the jQuery object
this.length = 1;
this[0] = elem;
}
 
this.context = document;
this.selector = selector;
return this;
}
 
// HANDLE: $(expr, $(...))
} else if ( !context || context.jquery ) {
return ( context || rootjQuery ).find( selector );
 
// HANDLE: $(expr, context)
// (which is just equivalent to: $(context).find(expr)
} else {
return this.constructor( context ).find( selector );
}
 
// HANDLE: $(DOMElement)
} else if ( selector.nodeType ) {
this.context = this[0] = selector;
this.length = 1;
return this;
 
// HANDLE: $(function)
// Shortcut for document ready
} else if ( jQuery.isFunction( selector ) ) {
return typeof rootjQuery.ready !== "undefined" ?
rootjQuery.ready( selector ) :
// Execute immediately if ready is not present
selector( jQuery );
}
 
if ( selector.selector !== undefined ) {
this.selector = selector.selector;
this.context = selector.context;
}
 
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.extend({
dir: function( elem, dir, until ) {
var matched = [],
cur = elem[ dir ];
 
while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
if ( cur.nodeType === 1 ) {
matched.push( cur );
}
cur = cur[dir];
}
return matched;
},
 
sibling: function( n, elem ) {
var r = [];
 
for ( ; n; n = n.nextSibling ) {
if ( n.nodeType === 1 && n !== elem ) {
r.push( n );
}
}
 
return r;
}
});
 
jQuery.fn.extend({
has: function( target ) {
var i,
targets = jQuery( target, this ),
len = targets.length;
 
return this.filter(function() {
for ( i = 0; i < len; i++ ) {
if ( jQuery.contains( this, targets[i] ) ) {
return true;
}
}
});
},
 
closest: function( selectors, context ) {
var cur,
i = 0,
l = this.length,
matched = [],
pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
jQuery( selectors, context || this.context ) :
0;
 
for ( ; i < l; i++ ) {
for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
// Always skip document fragments
if ( cur.nodeType < 11 && (pos ?
pos.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.unique( matched ) : matched );
},
 
// Determine the position of an element within
// the matched set of elements
index: function( elem ) {
 
// No argument, return index in parent
if ( !elem ) {
return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
}
 
// index in selector
if ( typeof elem === "string" ) {
return jQuery.inArray( this[0], jQuery( elem ) );
}
 
// Locate the position of the desired element
return jQuery.inArray(
// If it receives a jQuery object, the first element is used
elem.jquery ? elem[0] : elem, this );
},
 
add: function( selector, context ) {
return this.pushStack(
jQuery.unique(
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 ) {
do {
cur = cur[ dir ];
} while ( cur && cur.nodeType !== 1 );
 
return cur;
}
 
jQuery.each({
parent: function( elem ) {
var parent = elem.parentNode;
return parent && parent.nodeType !== 11 ? parent : null;
},
parents: function( elem ) {
return jQuery.dir( elem, "parentNode" );
},
parentsUntil: function( elem, i, until ) {
return jQuery.dir( elem, "parentNode", until );
},
next: function( elem ) {
return sibling( elem, "nextSibling" );
},
prev: function( elem ) {
return sibling( elem, "previousSibling" );
},
nextAll: function( elem ) {
return jQuery.dir( elem, "nextSibling" );
},
prevAll: function( elem ) {
return jQuery.dir( elem, "previousSibling" );
},
nextUntil: function( elem, i, until ) {
return jQuery.dir( elem, "nextSibling", until );
},
prevUntil: function( elem, i, until ) {
return jQuery.dir( elem, "previousSibling", until );
},
siblings: function( elem ) {
return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
},
children: function( elem ) {
return jQuery.sibling( elem.firstChild );
},
contents: function( elem ) {
return jQuery.nodeName( elem, "iframe" ) ?
elem.contentDocument || elem.contentWindow.document :
jQuery.merge( [], elem.childNodes );
}
}, function( name, fn ) {
jQuery.fn[ name ] = function( until, selector ) {
var ret = jQuery.map( this, fn, until );
 
if ( name.slice( -5 ) !== "Until" ) {
selector = until;
}
 
if ( selector && typeof selector === "string" ) {
ret = jQuery.filter( selector, ret );
}
 
if ( this.length > 1 ) {
// Remove duplicates
if ( !guaranteedUnique[ name ] ) {
ret = jQuery.unique( ret );
}
 
// Reverse order for parents* and prev-derivatives
if ( rparentsprev.test( name ) ) {
ret = ret.reverse();
}
}
 
return this.pushStack( ret );
};
});
var rnotwhite = (/\S+/g);
 
 
 
// String to Object options format cache
var optionsCache = {};
 
// Convert String-formatted options into Object-formatted ones and store in cache
function createOptions( options ) {
var object = optionsCache[ options ] = {};
jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) {
object[ flag ] = true;
});
return object;
}
 
/*
* Create a callback list using the following parameters:
*
* options: an optional list of space-separated options that will change how
* the callback list behaves or a more traditional option object
*
* By default a callback list will act like an event callback list and can be
* "fired" multiple times.
*
* Possible options:
*
* once: will ensure the callback list can only be fired once (like a Deferred)
*
* memory: will keep track of previous values and will call any callback added
* after the list has been fired right away with the latest "memorized"
* values (like a Deferred)
*
* unique: will ensure a callback can only be added once (no duplicate in the list)
*
* stopOnFalse: interrupt callings when a callback returns false
*
*/
jQuery.Callbacks = function( options ) {
 
// Convert options from String-formatted to Object-formatted if needed
// (we check in cache first)
options = typeof options === "string" ?
( optionsCache[ options ] || createOptions( options ) ) :
jQuery.extend( {}, options );
 
var // Flag to know if list is currently firing
firing,
// Last fire value (for non-forgettable lists)
memory,
// Flag to know if list was already fired
fired,
// End of the loop when firing
firingLength,
// Index of currently firing callback (modified by remove if needed)
firingIndex,
// First callback to fire (used internally by add and fireWith)
firingStart,
// Actual callback list
list = [],
// Stack of fire calls for repeatable lists
stack = !options.once && [],
// Fire callbacks
fire = function( data ) {
memory = options.memory && data;
fired = true;
firingIndex = firingStart || 0;
firingStart = 0;
firingLength = list.length;
firing = true;
for ( ; list && firingIndex < firingLength; firingIndex++ ) {
if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
memory = false; // To prevent further calls using add
break;
}
}
firing = false;
if ( list ) {
if ( stack ) {
if ( stack.length ) {
fire( stack.shift() );
}
} else if ( memory ) {
list = [];
} else {
self.disable();
}
}
},
// Actual Callbacks object
self = {
// Add a callback or a collection of callbacks to the list
add: function() {
if ( list ) {
// First, we save the current length
var start = list.length;
(function add( args ) {
jQuery.each( args, function( _, arg ) {
var type = jQuery.type( arg );
if ( type === "function" ) {
if ( !options.unique || !self.has( arg ) ) {
list.push( arg );
}
} else if ( arg && arg.length && type !== "string" ) {
// Inspect recursively
add( arg );
}
});
})( arguments );
// Do we need to add the callbacks to the
// current firing batch?
if ( firing ) {
firingLength = list.length;
// With memory, if we're not firing then
// we should call right away
} else if ( memory ) {
firingStart = start;
fire( memory );
}
}
return this;
},
// Remove a callback from the list
remove: function() {
if ( list ) {
jQuery.each( arguments, function( _, arg ) {
var index;
while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
list.splice( index, 1 );
// Handle firing indexes
if ( firing ) {
if ( index <= firingLength ) {
firingLength--;
}
if ( index <= firingIndex ) {
firingIndex--;
}
}
}
});
}
return this;
},
// Check if a given callback is in the list.
// If no argument is given, return whether or not list has callbacks attached.
has: function( fn ) {
return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
},
// Remove all callbacks from the list
empty: function() {
list = [];
firingLength = 0;
return this;
},
// Have the list do nothing anymore
disable: function() {
list = stack = memory = undefined;
return this;
},
// Is it disabled?
disabled: function() {
return !list;
},
// Lock the list in its current state
lock: function() {
stack = undefined;
if ( !memory ) {
self.disable();
}
return this;
},
// Is it locked?
locked: function() {
return !stack;
},
// Call all callbacks with the given context and arguments
fireWith: function( context, args ) {
if ( list && ( !fired || stack ) ) {
args = args || [];
args = [ context, args.slice ? args.slice() : args ];
if ( firing ) {
stack.push( args );
} else {
fire( args );
}
}
return this;
},
// Call all the callbacks with the given arguments
fire: function() {
self.fireWith( this, arguments );
return this;
},
// To know if the callbacks have already been called at least once
fired: function() {
return !!fired;
}
};
 
return self;
};
 
 
jQuery.extend({
 
Deferred: function( func ) {
var tuples = [
// action, add listener, listener list, final state
[ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
[ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
[ "notify", "progress", jQuery.Callbacks("memory") ]
],
state = "pending",
promise = {
state: function() {
return state;
},
always: function() {
deferred.done( arguments ).fail( arguments );
return this;
},
then: function( /* fnDone, fnFail, fnProgress */ ) {
var fns = arguments;
return jQuery.Deferred(function( newDefer ) {
jQuery.each( tuples, function( i, tuple ) {
var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
// deferred[ done | fail | progress ] for forwarding actions to newDefer
deferred[ tuple[1] ](function() {
var returned = fn && fn.apply( this, arguments );
if ( returned && jQuery.isFunction( returned.promise ) ) {
returned.promise()
.done( newDefer.resolve )
.fail( newDefer.reject )
.progress( newDefer.notify );
} else {
newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
}
});
});
fns = null;
}).promise();
},
// Get a promise for this deferred
// If obj is provided, the promise aspect is added to the object
promise: function( obj ) {
return obj != null ? jQuery.extend( obj, promise ) : promise;
}
},
deferred = {};
 
// Keep pipe for back-compat
promise.pipe = promise.then;
 
// Add list-specific methods
jQuery.each( tuples, function( i, tuple ) {
var list = tuple[ 2 ],
stateString = tuple[ 3 ];
 
// promise[ done | fail | progress ] = list.add
promise[ tuple[1] ] = list.add;
 
// Handle state
if ( stateString ) {
list.add(function() {
// state = [ resolved | rejected ]
state = stateString;
 
// [ reject_list | resolve_list ].disable; progress_list.lock
}, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
}
 
// deferred[ resolve | reject | notify ]
deferred[ tuple[0] ] = function() {
deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
return this;
};
deferred[ tuple[0] + "With" ] = list.fireWith;
});
 
// Make the deferred a promise
promise.promise( deferred );
 
// Call given func if any
if ( func ) {
func.call( deferred, deferred );
}
 
// All done!
return deferred;
},
 
// Deferred helper
when: function( subordinate /* , ..., subordinateN */ ) {
var i = 0,
resolveValues = slice.call( arguments ),
length = resolveValues.length,
 
// the count of uncompleted subordinates
remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
 
// the master Deferred. If resolveValues consist of only a single Deferred, just use that.
deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
 
// Update function for both resolve and progress values
updateFunc = function( i, contexts, values ) {
return function( value ) {
contexts[ i ] = this;
values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
if ( values === progressValues ) {
deferred.notifyWith( contexts, values );
 
} else if ( !(--remaining) ) {
deferred.resolveWith( contexts, values );
}
};
},
 
progressValues, progressContexts, resolveContexts;
 
// add listeners to Deferred subordinates; treat others as resolved
if ( length > 1 ) {
progressValues = new Array( length );
progressContexts = new Array( length );
resolveContexts = new Array( length );
for ( ; i < length; i++ ) {
if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
resolveValues[ i ].promise()
.done( updateFunc( i, resolveContexts, resolveValues ) )
.fail( deferred.reject )
.progress( updateFunc( i, progressContexts, progressValues ) );
} else {
--remaining;
}
}
}
 
// if we're not waiting on anything, resolve the master
if ( !remaining ) {
deferred.resolveWith( resolveContexts, resolveValues );
}
 
return deferred.promise();
}
});
 
 
// The deferred used on DOM ready
var readyList;
 
jQuery.fn.ready = function( fn ) {
// Add the callback
jQuery.ready.promise().done( fn );
 
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,
 
// Hold (or release) the ready event
holdReady: function( hold ) {
if ( hold ) {
jQuery.readyWait++;
} else {
jQuery.ready( true );
}
},
 
// Handle when the DOM is ready
ready: function( wait ) {
 
// Abort if there are pending holds or we're already ready
if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
return;
}
 
// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
if ( !document.body ) {
return setTimeout( jQuery.ready );
}
 
// Remember that the DOM is ready
jQuery.isReady = true;
 
// If a normal DOM Ready event fired, decrement, and wait if need be
if ( wait !== true && --jQuery.readyWait > 0 ) {
return;
}
 
// If there are functions bound, to execute
readyList.resolveWith( document, [ jQuery ] );
 
// Trigger any bound ready events
if ( jQuery.fn.triggerHandler ) {
jQuery( document ).triggerHandler( "ready" );
jQuery( document ).off( "ready" );
}
}
});
 
/**
* Clean-up method for dom ready events
*/
function detach() {
if ( document.addEventListener ) {
document.removeEventListener( "DOMContentLoaded", completed, false );
window.removeEventListener( "load", completed, false );
 
} else {
document.detachEvent( "onreadystatechange", completed );
window.detachEvent( "onload", completed );
}
}
 
/**
* The ready event handler and self cleanup method
*/
function completed() {
// readyState === "complete" is good enough for us to call the dom ready in oldIE
if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
detach();
jQuery.ready();
}
}
 
jQuery.ready.promise = function( obj ) {
if ( !readyList ) {
 
readyList = jQuery.Deferred();
 
// Catch cases where $(document).ready() is called after the browser event has already occurred.
// we once tried to use readyState "interactive" here, but it caused issues like the one
// discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
if ( document.readyState === "complete" ) {
// Handle it asynchronously to allow scripts the opportunity to delay ready
setTimeout( jQuery.ready );
 
// Standards-based browsers support DOMContentLoaded
} else if ( document.addEventListener ) {
// Use the handy event callback
document.addEventListener( "DOMContentLoaded", completed, false );
 
// A fallback to window.onload, that will always work
window.addEventListener( "load", completed, false );
 
// If IE event model is used
} else {
// Ensure firing before onload, maybe late but safe also for iframes
document.attachEvent( "onreadystatechange", completed );
 
// A fallback to window.onload, that will always work
window.attachEvent( "onload", completed );
 
// If IE and not a frame
// continually check to see if the document is ready
var top = false;
 
try {
top = window.frameElement == null && document.documentElement;
} catch(e) {}
 
if ( top && top.doScroll ) {
(function doScrollCheck() {
if ( !jQuery.isReady ) {
 
try {
// Use the trick by Diego Perini
// http://javascript.nwbox.com/IEContentLoaded/
top.doScroll("left");
} catch(e) {
return setTimeout( doScrollCheck, 50 );
}
 
// detach all dom ready events
detach();
 
// and execute any waiting functions
jQuery.ready();
}
})();
}
}
}
return readyList.promise( obj );
};
 
 
var strundefined = typeof undefined;
 
 
 
// Support: IE<9
// Iteration over object's inherited properties before its own
var i;
for ( i in jQuery( support ) ) {
break;
}
support.ownLast = i !== "0";
 
// Note: most support tests are defined in their respective modules.
// false until the test is run
support.inlineBlockNeedsLayout = false;
 
// Execute ASAP in case we need to set body.style.zoom
jQuery(function() {
// Minified: var a,b,c,d
var val, div, body, container;
 
body = document.getElementsByTagName( "body" )[ 0 ];
if ( !body || !body.style ) {
// Return for frameset docs that don't have a body
return;
}
 
// Setup
div = document.createElement( "div" );
container = document.createElement( "div" );
container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
body.appendChild( container ).appendChild( div );
 
if ( typeof div.style.zoom !== strundefined ) {
// Support: IE<8
// Check if natively block-level elements act like inline-block
// elements when setting their display to 'inline' and giving
// them layout
div.style.cssText = "display:inline;margin:0;border:0;padding:1px;width:1px;zoom:1";
 
support.inlineBlockNeedsLayout = val = div.offsetWidth === 3;
if ( val ) {
// Prevent IE 6 from affecting layout for positioned elements #11048
// Prevent IE from shrinking the body in IE 7 mode #12869
// Support: IE<8
body.style.zoom = 1;
}
}
 
body.removeChild( container );
});
 
 
 
 
(function() {
var div = document.createElement( "div" );
 
// Execute the test only if not already executed in another module.
if (support.deleteExpando == null) {
// Support: IE<9
support.deleteExpando = true;
try {
delete div.test;
} catch( e ) {
support.deleteExpando = false;
}
}
 
// Null elements to avoid leaks in IE.
div = null;
})();
 
 
/**
* Determines whether an object can have data
*/
jQuery.acceptData = function( elem ) {
var noData = jQuery.noData[ (elem.nodeName + " ").toLowerCase() ],
nodeType = +elem.nodeType || 1;
 
// Do not set data on non-element DOM nodes because it will not be cleared (#8335).
return nodeType !== 1 && nodeType !== 9 ?
false :
 
// Nodes accept data unless otherwise specified; rejection can be conditional
!noData || noData !== true && elem.getAttribute("classid") === noData;
};
 
 
var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
rmultiDash = /([A-Z])/g;
 
function dataAttr( elem, key, data ) {
// If nothing was found internally, try to fetch any
// data from the HTML5 data-* attribute
if ( data === undefined && elem.nodeType === 1 ) {
 
var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
 
data = elem.getAttribute( name );
 
if ( typeof data === "string" ) {
try {
data = data === "true" ? true :
data === "false" ? false :
data === "null" ? null :
// Only convert to a number if it doesn't change the string
+data + "" === data ? +data :
rbrace.test( data ) ? jQuery.parseJSON( data ) :
data;
} catch( e ) {}
 
// Make sure we set the data so it isn't changed later
jQuery.data( elem, key, data );
 
} else {
data = undefined;
}
}
 
return data;
}
 
// checks a cache object for emptiness
function isEmptyDataObject( obj ) {
var name;
for ( name in obj ) {
 
// if the public data object is empty, the private is still empty
if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
continue;
}
if ( name !== "toJSON" ) {
return false;
}
}
 
return true;
}
 
function internalData( elem, name, data, pvt /* Internal Use Only */ ) {
if ( !jQuery.acceptData( elem ) ) {
return;
}
 
var ret, thisCache,
internalKey = jQuery.expando,
 
// We have to handle DOM nodes and JS objects differently because IE6-7
// can't GC object references properly across the DOM-JS boundary
isNode = elem.nodeType,
 
// Only DOM nodes need the global jQuery cache; JS object data is
// attached directly to the object so GC can occur automatically
cache = isNode ? jQuery.cache : elem,
 
// Only defining an ID for JS objects if its cache already exists allows
// the code to shortcut on the same path as a DOM node with no cache
id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
 
// Avoid doing any more work than we need to when trying to get data on an
// object that has no data at all
if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) {
return;
}
 
if ( !id ) {
// Only DOM nodes need a new unique ID for each element since their data
// ends up in the global cache
if ( isNode ) {
id = elem[ internalKey ] = deletedIds.pop() || jQuery.guid++;
} else {
id = internalKey;
}
}
 
if ( !cache[ id ] ) {
// Avoid exposing jQuery metadata on plain JS objects when the object
// is serialized using JSON.stringify
cache[ id ] = isNode ? {} : { toJSON: jQuery.noop };
}
 
// An object can be passed to jQuery.data instead of a key/value pair; this gets
// shallow copied over onto the existing cache
if ( typeof name === "object" || typeof name === "function" ) {
if ( pvt ) {
cache[ id ] = jQuery.extend( cache[ id ], name );
} else {
cache[ id ].data = jQuery.extend( cache[ id ].data, name );
}
}
 
thisCache = cache[ id ];
 
// jQuery data() is stored in a separate object inside the object's internal data
// cache in order to avoid key collisions between internal data and user-defined
// data.
if ( !pvt ) {
if ( !thisCache.data ) {
thisCache.data = {};
}
 
thisCache = thisCache.data;
}
 
if ( data !== undefined ) {
thisCache[ jQuery.camelCase( name ) ] = data;
}
 
// Check for both converted-to-camel and non-converted data property names
// If a data property was specified
if ( typeof name === "string" ) {
 
// First Try to find as-is property data
ret = thisCache[ name ];
 
// Test for null|undefined property data
if ( ret == null ) {
 
// Try to find the camelCased property
ret = thisCache[ jQuery.camelCase( name ) ];
}
} else {
ret = thisCache;
}
 
return ret;
}
 
function internalRemoveData( elem, name, pvt ) {
if ( !jQuery.acceptData( elem ) ) {
return;
}
 
var thisCache, i,
isNode = elem.nodeType,
 
// See jQuery.data for more information
cache = isNode ? jQuery.cache : elem,
id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
 
// If there is already no cache entry for this object, there is no
// purpose in continuing
if ( !cache[ id ] ) {
return;
}
 
if ( name ) {
 
thisCache = pvt ? cache[ id ] : cache[ id ].data;
 
if ( thisCache ) {
 
// Support array or space separated string names for data keys
if ( !jQuery.isArray( name ) ) {
 
// try the string as a key before any manipulation
if ( name in thisCache ) {
name = [ name ];
} else {
 
// split the camel cased version by spaces unless a key with the spaces exists
name = jQuery.camelCase( name );
if ( name in thisCache ) {
name = [ name ];
} else {
name = name.split(" ");
}
}
} else {
// If "name" is an array of keys...
// When data is initially created, via ("key", "val") signature,
// keys will be converted to camelCase.
// Since there is no way to tell _how_ a key was added, remove
// both plain key and camelCase key. #12786
// This will only penalize the array argument path.
name = name.concat( jQuery.map( name, jQuery.camelCase ) );
}
 
i = name.length;
while ( i-- ) {
delete thisCache[ name[i] ];
}
 
// If there is no data left in the cache, we want to continue
// and let the cache object itself get destroyed
if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) {
return;
}
}
}
 
// See jQuery.data for more information
if ( !pvt ) {
delete cache[ id ].data;
 
// Don't destroy the parent cache unless the internal data object
// had been the only thing left in it
if ( !isEmptyDataObject( cache[ id ] ) ) {
return;
}
}
 
// Destroy the cache
if ( isNode ) {
jQuery.cleanData( [ elem ], true );
 
// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
/* jshint eqeqeq: false */
} else if ( support.deleteExpando || cache != cache.window ) {
/* jshint eqeqeq: true */
delete cache[ id ];
 
// When all else fails, null
} else {
cache[ id ] = null;
}
}
 
jQuery.extend({
cache: {},
 
// The following elements (space-suffixed to avoid Object.prototype collisions)
// throw uncatchable exceptions if you attempt to set expando properties
noData: {
"applet ": true,
"embed ": true,
// ...but Flash objects (which have this classid) *can* handle expandos
"object ": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
},
 
hasData: function( elem ) {
elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
return !!elem && !isEmptyDataObject( elem );
},
 
data: function( elem, name, data ) {
return internalData( elem, name, data );
},
 
removeData: function( elem, name ) {
return internalRemoveData( elem, name );
},
 
// For internal use only.
_data: function( elem, name, data ) {
return internalData( elem, name, data, true );
},
 
_removeData: function( elem, name ) {
return internalRemoveData( elem, name, true );
}
});
 
jQuery.fn.extend({
data: function( key, value ) {
var i, name, data,
elem = this[0],
attrs = elem && elem.attributes;
 
// Special expections of .data basically thwart jQuery.access,
// so implement the relevant behavior ourselves
 
// Gets all values
if ( key === undefined ) {
if ( this.length ) {
data = jQuery.data( elem );
 
if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
i = attrs.length;
while ( i-- ) {
 
// Support: IE11+
// The attrs elements can be null (#14894)
if ( attrs[ i ] ) {
name = attrs[ i ].name;
if ( name.indexOf( "data-" ) === 0 ) {
name = jQuery.camelCase( name.slice(5) );
dataAttr( elem, name, data[ name ] );
}
}
}
jQuery._data( elem, "parsedAttrs", true );
}
}
 
return data;
}
 
// Sets multiple values
if ( typeof key === "object" ) {
return this.each(function() {
jQuery.data( this, key );
});
}
 
return arguments.length > 1 ?
 
// Sets one value
this.each(function() {
jQuery.data( this, key, value );
}) :
 
// Gets one value
// Try to fetch any internally stored data first
elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : undefined;
},
 
removeData: function( key ) {
return this.each(function() {
jQuery.removeData( this, key );
});
}
});
 
 
jQuery.extend({
queue: function( elem, type, data ) {
var queue;
 
if ( elem ) {
type = ( type || "fx" ) + "queue";
queue = jQuery._data( elem, type );
 
// Speed up dequeue by getting out quickly if this is just a lookup
if ( data ) {
if ( !queue || jQuery.isArray(data) ) {
queue = jQuery._data( elem, type, jQuery.makeArray(data) );
} else {
queue.push( data );
}
}
return queue || [];
}
},
 
dequeue: function( elem, type ) {
type = type || "fx";
 
var queue = jQuery.queue( elem, type ),
startLength = queue.length,
fn = queue.shift(),
hooks = jQuery._queueHooks( elem, type ),
next = function() {
jQuery.dequeue( elem, type );
};
 
// If the fx queue is dequeued, always remove the progress sentinel
if ( fn === "inprogress" ) {
fn = queue.shift();
startLength--;
}
 
if ( fn ) {
 
// Add a progress sentinel to prevent the fx queue from being
// automatically dequeued
if ( type === "fx" ) {
queue.unshift( "inprogress" );
}
 
// clear up the last queue stop function
delete hooks.stop;
fn.call( elem, next, hooks );
}
 
if ( !startLength && hooks ) {
hooks.empty.fire();
}
},
 
// not intended for public consumption - generates a queueHooks object, or returns the current one
_queueHooks: function( elem, type ) {
var key = type + "queueHooks";
return jQuery._data( elem, key ) || jQuery._data( elem, key, {
empty: jQuery.Callbacks("once memory").add(function() {
jQuery._removeData( elem, type + "queue" );
jQuery._removeData( elem, key );
})
});
}
});
 
jQuery.fn.extend({
queue: function( type, data ) {
var setter = 2;
 
if ( typeof type !== "string" ) {
data = type;
type = "fx";
setter--;
}
 
if ( arguments.length < setter ) {
return jQuery.queue( this[0], type );
}
 
return data === undefined ?
this :
this.each(function() {
var queue = jQuery.queue( this, type, data );
 
// ensure a hooks for this queue
jQuery._queueHooks( this, type );
 
if ( type === "fx" && queue[0] !== "inprogress" ) {
jQuery.dequeue( this, type );
}
});
},
dequeue: function( type ) {
return this.each(function() {
jQuery.dequeue( this, type );
});
},
clearQueue: function( type ) {
return this.queue( type || "fx", [] );
},
// Get a promise resolved when queues of a certain type
// are emptied (fx is the type by default)
promise: function( type, obj ) {
var tmp,
count = 1,
defer = jQuery.Deferred(),
elements = this,
i = this.length,
resolve = function() {
if ( !( --count ) ) {
defer.resolveWith( elements, [ elements ] );
}
};
 
if ( typeof type !== "string" ) {
obj = type;
type = undefined;
}
type = type || "fx";
 
while ( i-- ) {
tmp = jQuery._data( elements[ i ], type + "queueHooks" );
if ( tmp && tmp.empty ) {
count++;
tmp.empty.add( resolve );
}
}
resolve();
return defer.promise( obj );
}
});
var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source;
 
var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
 
var isHidden = function( elem, el ) {
// isHidden might be called from jQuery#filter function;
// in that case, element will be second argument
elem = el || elem;
return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
};
 
 
 
// Multifunctional method to get and set values of a collection
// The value/s can optionally be executed if it's a function
var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
var i = 0,
length = elems.length,
bulk = key == null;
 
// Sets many values
if ( jQuery.type( key ) === "object" ) {
chainable = true;
for ( i in key ) {
jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
}
 
// Sets one value
} else if ( value !== undefined ) {
chainable = true;
 
if ( !jQuery.isFunction( value ) ) {
raw = true;
}
 
if ( bulk ) {
// Bulk operations run against the entire set
if ( raw ) {
fn.call( elems, value );
fn = null;
 
// ...except when executing function values
} else {
bulk = fn;
fn = function( elem, key, value ) {
return bulk.call( jQuery( elem ), value );
};
}
}
 
if ( fn ) {
for ( ; i < length; i++ ) {
fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
}
}
}
 
return chainable ?
elems :
 
// Gets
bulk ?
fn.call( elems ) :
length ? fn( elems[0], key ) : emptyGet;
};
var rcheckableType = (/^(?:checkbox|radio)$/i);
 
 
 
(function() {
// Minified: var a,b,c
var input = document.createElement( "input" ),
div = document.createElement( "div" ),
fragment = document.createDocumentFragment();
 
// Setup
div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
 
// IE strips leading whitespace when .innerHTML is used
support.leadingWhitespace = div.firstChild.nodeType === 3;
 
// Make sure that tbody elements aren't automatically inserted
// IE will insert them into empty tables
support.tbody = !div.getElementsByTagName( "tbody" ).length;
 
// Make sure that link elements get serialized correctly by innerHTML
// This requires a wrapper element in IE
support.htmlSerialize = !!div.getElementsByTagName( "link" ).length;
 
// Makes sure cloning an html5 element does not cause problems
// Where outerHTML is undefined, this still works
support.html5Clone =
document.createElement( "nav" ).cloneNode( true ).outerHTML !== "<:nav></:nav>";
 
// Check if a disconnected checkbox will retain its checked
// value of true after appended to the DOM (IE6/7)
input.type = "checkbox";
input.checked = true;
fragment.appendChild( input );
support.appendChecked = input.checked;
 
// Make sure textarea (and checkbox) defaultValue is properly cloned
// Support: IE6-IE11+
div.innerHTML = "<textarea>x</textarea>";
support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
 
// #11217 - WebKit loses check when the name is after the checked attribute
fragment.appendChild( div );
div.innerHTML = "<input type='radio' checked='checked' name='t'/>";
 
// Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
// old WebKit doesn't clone checked state correctly in fragments
support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
 
// Support: IE<9
// Opera does not clone events (and typeof div.attachEvent === undefined).
// IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
support.noCloneEvent = true;
if ( div.attachEvent ) {
div.attachEvent( "onclick", function() {
support.noCloneEvent = false;
});
 
div.cloneNode( true ).click();
}
 
// Execute the test only if not already executed in another module.
if (support.deleteExpando == null) {
// Support: IE<9
support.deleteExpando = true;
try {
delete div.test;
} catch( e ) {
support.deleteExpando = false;
}
}
})();
 
 
(function() {
var i, eventName,
div = document.createElement( "div" );
 
// Support: IE<9 (lack submit/change bubble), Firefox 23+ (lack focusin event)
for ( i in { submit: true, change: true, focusin: true }) {
eventName = "on" + i;
 
if ( !(support[ i + "Bubbles" ] = eventName in window) ) {
// Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
div.setAttribute( eventName, "t" );
support[ i + "Bubbles" ] = div.attributes[ eventName ].expando === false;
}
}
 
// Null elements to avoid leaks in IE.
div = null;
})();
 
 
var rformElems = /^(?:input|select|textarea)$/i,
rkeyEvent = /^key/,
rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/,
rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
 
function returnTrue() {
return true;
}
 
function returnFalse() {
return false;
}
 
function safeActiveElement() {
try {
return document.activeElement;
} catch ( err ) { }
}
 
/*
* Helper functions for managing events -- not part of the public interface.
* Props to Dean Edwards' addEvent library for many of the ideas.
*/
jQuery.event = {
 
global: {},
 
add: function( elem, types, handler, data, selector ) {
var tmp, events, t, handleObjIn,
special, eventHandle, handleObj,
handlers, type, namespaces, origType,
elemData = jQuery._data( elem );
 
// Don't attach events to noData or text/comment nodes (but allow plain objects)
if ( !elemData ) {
return;
}
 
// Caller can pass in an object of custom data in lieu of the handler
if ( handler.handler ) {
handleObjIn = handler;
handler = handleObjIn.handler;
selector = handleObjIn.selector;
}
 
// Make sure that the handler has a unique ID, used to find/remove it later
if ( !handler.guid ) {
handler.guid = jQuery.guid++;
}
 
// Init the element's event structure and main handler, if this is the first
if ( !(events = elemData.events) ) {
events = elemData.events = {};
}
if ( !(eventHandle = elemData.handle) ) {
eventHandle = elemData.handle = function( e ) {
// Discard the second event of a jQuery.event.trigger() and
// when an event is called after a page has unloaded
return typeof jQuery !== strundefined && (!e || jQuery.event.triggered !== e.type) ?
jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
undefined;
};
// Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
eventHandle.elem = elem;
}
 
// Handle multiple events separated by a space
types = ( types || "" ).match( rnotwhite ) || [ "" ];
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/attachEvent if the special events handler returns false
if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
// Bind the global event handler to the element
if ( elem.addEventListener ) {
elem.addEventListener( type, eventHandle, false );
 
} else if ( elem.attachEvent ) {
elem.attachEvent( "on" + type, eventHandle );
}
}
}
 
if ( special.add ) {
special.add.call( elem, handleObj );
 
if ( !handleObj.handler.guid ) {
handleObj.handler.guid = handler.guid;
}
}
 
// Add to the element's handler list, delegates in front
if ( selector ) {
handlers.splice( handlers.delegateCount++, 0, handleObj );
} else {
handlers.push( handleObj );
}
 
// Keep track of which events have ever been used, for event optimization
jQuery.event.global[ type ] = true;
}
 
// Nullify elem to prevent memory leaks in IE
elem = null;
},
 
// Detach an event or set of events from an element
remove: function( elem, types, handler, selector, mappedTypes ) {
var j, handleObj, tmp,
origCount, t, events,
special, handlers, type,
namespaces, origType,
elemData = jQuery.hasData( elem ) && jQuery._data( elem );
 
if ( !elemData || !(events = elemData.events) ) {
return;
}
 
// Once for each type.namespace in types; type may be omitted
types = ( types || "" ).match( rnotwhite ) || [ "" ];
t = types.length;
while ( t-- ) {
tmp = rtypenamespace.exec( types[t] ) || [];
type = origType = tmp[1];
namespaces = ( tmp[2] || "" ).split( "." ).sort();
 
// Unbind all events (on this namespace, if provided) for the element
if ( !type ) {
for ( type in events ) {
jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
}
continue;
}
 
special = jQuery.event.special[ type ] || {};
type = ( selector ? special.delegateType : special.bindType ) || type;
handlers = events[ type ] || [];
tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
 
// Remove matching events
origCount = j = handlers.length;
while ( j-- ) {
handleObj = handlers[ j ];
 
if ( ( mappedTypes || origType === handleObj.origType ) &&
( !handler || handler.guid === handleObj.guid ) &&
( !tmp || tmp.test( handleObj.namespace ) ) &&
( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
handlers.splice( j, 1 );
 
if ( handleObj.selector ) {
handlers.delegateCount--;
}
if ( special.remove ) {
special.remove.call( elem, handleObj );
}
}
}
 
// Remove generic event handler if we removed something and no more handlers exist
// (avoids potential for endless recursion during removal of special event handlers)
if ( origCount && !handlers.length ) {
if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
jQuery.removeEvent( elem, type, elemData.handle );
}
 
delete events[ type ];
}
}
 
// Remove the expando if it's no longer used
if ( jQuery.isEmptyObject( events ) ) {
delete elemData.handle;
 
// removeData also checks for emptiness and clears the expando if empty
// so use it instead of delete
jQuery._removeData( elem, "events" );
}
},
 
trigger: function( event, data, elem, onlyHandlers ) {
var handle, ontype, cur,
bubbleType, special, tmp, i,
eventPath = [ elem || document ],
type = hasOwn.call( event, "type" ) ? event.type : event,
namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
 
cur = tmp = elem = elem || document;
 
// Don't do events on text and comment nodes
if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
return;
}
 
// focus/blur morphs to focusin/out; ensure we're not firing them right now
if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
return;
}
 
if ( type.indexOf(".") >= 0 ) {
// Namespaced trigger; create a regexp to match event type in handle()
namespaces = type.split(".");
type = namespaces.shift();
namespaces.sort();
}
ontype = type.indexOf(":") < 0 && "on" + type;
 
// Caller can pass in a jQuery.Event object, Object, or just an event type string
event = event[ jQuery.expando ] ?
event :
new jQuery.Event( type, typeof event === "object" && event );
 
// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
event.isTrigger = onlyHandlers ? 2 : 3;
event.namespace = namespaces.join(".");
event.namespace_re = event.namespace ?
new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
null;
 
// Clean up the event in case it is being reused
event.result = undefined;
if ( !event.target ) {
event.target = elem;
}
 
// Clone any incoming data and prepend the event, creating the handler arg list
data = data == null ?
[ event ] :
jQuery.makeArray( data, [ event ] );
 
// Allow special events to draw outside the lines
special = jQuery.event.special[ type ] || {};
if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
return;
}
 
// Determine event propagation path in advance, per W3C events spec (#9951)
// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
 
bubbleType = special.delegateType || type;
if ( !rfocusMorph.test( bubbleType + type ) ) {
cur = cur.parentNode;
}
for ( ; cur; cur = cur.parentNode ) {
eventPath.push( cur );
tmp = cur;
}
 
// Only add window if we got to document (e.g., not plain obj or detached DOM)
if ( tmp === (elem.ownerDocument || document) ) {
eventPath.push( tmp.defaultView || tmp.parentWindow || window );
}
}
 
// Fire handlers on the event path
i = 0;
while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
 
event.type = i > 1 ?
bubbleType :
special.bindType || type;
 
// jQuery handler
handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
if ( handle ) {
handle.apply( cur, data );
}
 
// Native handler
handle = ontype && cur[ ontype ];
if ( handle && handle.apply && jQuery.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) &&
jQuery.acceptData( elem ) ) {
 
// Call a native DOM method on the target with the same name name as the event.
// Can't use an .isFunction() check here because IE6/7 fails that test.
// Don't do default actions on window, that's where global variables be (#6170)
if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
 
// Don't re-trigger an onFOO event when we call its FOO() method
tmp = elem[ ontype ];
 
if ( tmp ) {
elem[ ontype ] = null;
}
 
// Prevent re-triggering of the same event, since we already bubbled it above
jQuery.event.triggered = type;
try {
elem[ type ]();
} catch ( e ) {
// IE<9 dies on focus/blur to hidden element (#1486,#12518)
// only reproducible on winXP IE8 native, not IE9 in IE8 mode
}
jQuery.event.triggered = undefined;
 
if ( tmp ) {
elem[ ontype ] = tmp;
}
}
}
}
 
return event.result;
},
 
dispatch: function( event ) {
 
// Make a writable jQuery.Event from the native event object
event = jQuery.event.fix( event );
 
var i, ret, handleObj, matched, j,
handlerQueue = [],
args = slice.call( arguments ),
handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
special = jQuery.event.special[ event.type ] || {};
 
// Use the fix-ed jQuery.Event rather than the (read-only) native event
args[0] = event;
event.delegateTarget = this;
 
// Call the preDispatch hook for the mapped type, and let it bail if desired
if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
return;
}
 
// Determine handlers
handlerQueue = jQuery.event.handlers.call( this, event, handlers );
 
// Run delegates first; they may want to stop propagation beneath us
i = 0;
while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
event.currentTarget = matched.elem;
 
j = 0;
while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
 
// Triggered event must either 1) have no namespace, or
// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
 
event.handleObj = handleObj;
event.data = handleObj.data;
 
ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
.apply( matched.elem, args );
 
if ( ret !== undefined ) {
if ( (event.result = ret) === false ) {
event.preventDefault();
event.stopPropagation();
}
}
}
}
}
 
// Call the postDispatch hook for the mapped type
if ( special.postDispatch ) {
special.postDispatch.call( this, event );
}
 
return event.result;
},
 
handlers: function( event, handlers ) {
var sel, handleObj, matches, i,
handlerQueue = [],
delegateCount = handlers.delegateCount,
cur = event.target;
 
// Find delegate handlers
// Black-hole SVG <use> instance trees (#13180)
// Avoid non-left-click bubbling in Firefox (#3861)
if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
 
/* jshint eqeqeq: false */
for ( ; cur != this; cur = cur.parentNode || this ) {
/* jshint eqeqeq: true */
 
// Don't check non-elements (#13208)
// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
matches = [];
for ( i = 0; i < delegateCount; i++ ) {
handleObj = handlers[ i ];
 
// Don't conflict with Object.prototype properties (#13203)
sel = handleObj.selector + " ";
 
if ( matches[ sel ] === undefined ) {
matches[ sel ] = handleObj.needsContext ?
jQuery( sel, this ).index( cur ) >= 0 :
jQuery.find( sel, this, null, [ cur ] ).length;
}
if ( matches[ sel ] ) {
matches.push( handleObj );
}
}
if ( matches.length ) {
handlerQueue.push({ elem: cur, handlers: matches });
}
}
}
}
 
// Add the remaining (directly-bound) handlers
if ( delegateCount < handlers.length ) {
handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
}
 
return handlerQueue;
},
 
fix: function( event ) {
if ( event[ jQuery.expando ] ) {
return event;
}
 
// Create a writable copy of the event object and normalize some properties
var i, prop, copy,
type = event.type,
originalEvent = event,
fixHook = this.fixHooks[ type ];
 
if ( !fixHook ) {
this.fixHooks[ type ] = fixHook =
rmouseEvent.test( type ) ? this.mouseHooks :
rkeyEvent.test( type ) ? this.keyHooks :
{};
}
copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
 
event = new jQuery.Event( originalEvent );
 
i = copy.length;
while ( i-- ) {
prop = copy[ i ];
event[ prop ] = originalEvent[ prop ];
}
 
// Support: IE<9
// Fix target property (#1925)
if ( !event.target ) {
event.target = originalEvent.srcElement || document;
}
 
// Support: Chrome 23+, Safari?
// Target should not be a text node (#504, #13143)
if ( event.target.nodeType === 3 ) {
event.target = event.target.parentNode;
}
 
// Support: IE<9
// For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
event.metaKey = !!event.metaKey;
 
return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
},
 
// Includes some event props shared by KeyEvent and MouseEvent
props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
 
fixHooks: {},
 
keyHooks: {
props: "char charCode key keyCode".split(" "),
filter: function( event, original ) {
 
// Add which for key events
if ( event.which == null ) {
event.which = original.charCode != null ? original.charCode : original.keyCode;
}
 
return event;
}
},
 
mouseHooks: {
props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
filter: function( event, original ) {
var body, eventDoc, doc,
button = original.button,
fromElement = original.fromElement;
 
// Calculate pageX/Y if missing and clientX/Y available
if ( event.pageX == null && original.clientX != null ) {
eventDoc = event.target.ownerDocument || document;
doc = eventDoc.documentElement;
body = eventDoc.body;
 
event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 );
}
 
// Add relatedTarget, if necessary
if ( !event.relatedTarget && fromElement ) {
event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
}
 
// Add which for click: 1 === left; 2 === middle; 3 === right
// Note: button is not normalized, so don't use it
if ( !event.which && button !== undefined ) {
event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
}
 
return event;
}
},
 
special: {
load: {
// Prevent triggered image.load events from bubbling to window.load
noBubble: true
},
focus: {
// Fire native event if possible so blur/focus sequence is correct
trigger: function() {
if ( this !== safeActiveElement() && this.focus ) {
try {
this.focus();
return false;
} catch ( e ) {
// Support: IE<9
// If we error on focus to hidden element (#1486, #12518),
// let .trigger() run the handlers
}
}
},
delegateType: "focusin"
},
blur: {
trigger: function() {
if ( this === safeActiveElement() && this.blur ) {
this.blur();
return false;
}
},
delegateType: "focusout"
},
click: {
// For checkbox, fire native event so checked state will be right
trigger: function() {
if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
this.click();
return false;
}
},
 
// For cross-browser consistency, don't fire native .click() on links
_default: function( event ) {
return jQuery.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;
}
}
}
},
 
simulate: function( type, elem, event, bubble ) {
// Piggyback on a donor event to simulate a different one.
// Fake originalEvent to avoid donor's stopPropagation, but if the
// simulated event prevents default then we do the same on the donor.
var e = jQuery.extend(
new jQuery.Event(),
event,
{
type: type,
isSimulated: true,
originalEvent: {}
}
);
if ( bubble ) {
jQuery.event.trigger( e, null, elem );
} else {
jQuery.event.dispatch.call( elem, e );
}
if ( e.isDefaultPrevented() ) {
event.preventDefault();
}
}
};
 
jQuery.removeEvent = document.removeEventListener ?
function( elem, type, handle ) {
if ( elem.removeEventListener ) {
elem.removeEventListener( type, handle, false );
}
} :
function( elem, type, handle ) {
var name = "on" + type;
 
if ( elem.detachEvent ) {
 
// #8545, #7054, preventing memory leaks for custom events in IE6-8
// detachEvent needed property on element, by name of that event, to properly expose it to GC
if ( typeof elem[ name ] === strundefined ) {
elem[ name ] = null;
}
 
elem.detachEvent( name, handle );
}
};
 
jQuery.Event = function( src, props ) {
// Allow instantiation without the 'new' keyword
if ( !(this instanceof jQuery.Event) ) {
return new jQuery.Event( src, props );
}
 
// Event object
if ( src && src.type ) {
this.originalEvent = src;
this.type = src.type;
 
// Events bubbling up the document may have been marked as prevented
// by a handler lower down the tree; reflect the correct value.
this.isDefaultPrevented = src.defaultPrevented ||
src.defaultPrevented === undefined &&
// Support: IE < 9, Android < 4.0
src.returnValue === false ?
returnTrue :
returnFalse;
 
// Event type
} else {
this.type = src;
}
 
// Put explicitly provided properties onto the event object
if ( props ) {
jQuery.extend( this, props );
}
 
// Create a timestamp if incoming event doesn't have one
this.timeStamp = src && src.timeStamp || jQuery.now();
 
// Mark it as fixed
this[ jQuery.expando ] = true;
};
 
// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
jQuery.Event.prototype = {
isDefaultPrevented: returnFalse,
isPropagationStopped: returnFalse,
isImmediatePropagationStopped: returnFalse,
 
preventDefault: function() {
var e = this.originalEvent;
 
this.isDefaultPrevented = returnTrue;
if ( !e ) {
return;
}
 
// If preventDefault exists, run it on the original event
if ( e.preventDefault ) {
e.preventDefault();
 
// Support: IE
// Otherwise set the returnValue property of the original event to false
} else {
e.returnValue = false;
}
},
stopPropagation: function() {
var e = this.originalEvent;
 
this.isPropagationStopped = returnTrue;
if ( !e ) {
return;
}
// If stopPropagation exists, run it on the original event
if ( e.stopPropagation ) {
e.stopPropagation();
}
 
// Support: IE
// Set the cancelBubble property of the original event to true
e.cancelBubble = true;
},
stopImmediatePropagation: function() {
var e = this.originalEvent;
 
this.isImmediatePropagationStopped = returnTrue;
 
if ( e && e.stopImmediatePropagation ) {
e.stopImmediatePropagation();
}
 
this.stopPropagation();
}
};
 
// Create mouseenter/leave events using mouseover/out and event-time checks
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 mousenter/leave call the handler if related is outside the target.
// NB: No relatedTarget if the mouse left/entered the browser window
if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
event.type = handleObj.origType;
ret = handleObj.handler.apply( this, arguments );
event.type = fix;
}
return ret;
}
};
});
 
// IE submit delegation
if ( !support.submitBubbles ) {
 
jQuery.event.special.submit = {
setup: function() {
// Only need this for delegated form submit events
if ( jQuery.nodeName( this, "form" ) ) {
return false;
}
 
// Lazy-add a submit handler when a descendant form may potentially be submitted
jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
// Node name check avoids a VML-related crash in IE (#9807)
var elem = e.target,
form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
if ( form && !jQuery._data( form, "submitBubbles" ) ) {
jQuery.event.add( form, "submit._submit", function( event ) {
event._submit_bubble = true;
});
jQuery._data( form, "submitBubbles", true );
}
});
// return undefined since we don't need an event listener
},
 
postDispatch: function( event ) {
// If form was submitted by the user, bubble the event up the tree
if ( event._submit_bubble ) {
delete event._submit_bubble;
if ( this.parentNode && !event.isTrigger ) {
jQuery.event.simulate( "submit", this.parentNode, event, true );
}
}
},
 
teardown: function() {
// Only need this for delegated form submit events
if ( jQuery.nodeName( this, "form" ) ) {
return false;
}
 
// Remove delegated handlers; cleanData eventually reaps submit handlers attached above
jQuery.event.remove( this, "._submit" );
}
};
}
 
// IE change delegation and checkbox/radio fix
if ( !support.changeBubbles ) {
 
jQuery.event.special.change = {
 
setup: function() {
 
if ( rformElems.test( this.nodeName ) ) {
// IE doesn't fire change on a check/radio until blur; trigger it on click
// after a propertychange. Eat the blur-change in special.change.handle.
// This still fires onchange a second time for check/radio after blur.
if ( this.type === "checkbox" || this.type === "radio" ) {
jQuery.event.add( this, "propertychange._change", function( event ) {
if ( event.originalEvent.propertyName === "checked" ) {
this._just_changed = true;
}
});
jQuery.event.add( this, "click._change", function( event ) {
if ( this._just_changed && !event.isTrigger ) {
this._just_changed = false;
}
// Allow triggered, simulated change events (#11500)
jQuery.event.simulate( "change", this, event, true );
});
}
return false;
}
// Delegated event; lazy-add a change handler on descendant inputs
jQuery.event.add( this, "beforeactivate._change", function( e ) {
var elem = e.target;
 
if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
jQuery.event.add( elem, "change._change", function( event ) {
if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
jQuery.event.simulate( "change", this.parentNode, event, true );
}
});
jQuery._data( elem, "changeBubbles", true );
}
});
},
 
handle: function( event ) {
var elem = event.target;
 
// Swallow native change events from checkbox/radio, we already triggered them above
if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
return event.handleObj.handler.apply( this, arguments );
}
},
 
teardown: function() {
jQuery.event.remove( this, "._change" );
 
return !rformElems.test( this.nodeName );
}
};
}
 
// Create "bubbling" focus and blur events
if ( !support.focusinBubbles ) {
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 ), true );
};
 
jQuery.event.special[ fix ] = {
setup: function() {
var doc = this.ownerDocument || this,
attaches = jQuery._data( doc, fix );
 
if ( !attaches ) {
doc.addEventListener( orig, handler, true );
}
jQuery._data( doc, fix, ( attaches || 0 ) + 1 );
},
teardown: function() {
var doc = this.ownerDocument || this,
attaches = jQuery._data( doc, fix ) - 1;
 
if ( !attaches ) {
doc.removeEventListener( orig, handler, true );
jQuery._removeData( doc, fix );
} else {
jQuery._data( doc, fix, attaches );
}
}
};
});
}
 
jQuery.fn.extend({
 
on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
var type, origFn;
 
// Types can be a map of types/handlers
if ( typeof types === "object" ) {
// ( types-Object, selector, data )
if ( typeof selector !== "string" ) {
// ( types-Object, data )
data = data || selector;
selector = undefined;
}
for ( type in types ) {
this.on( type, selector, data, types[ type ], one );
}
return this;
}
 
if ( data == null && fn == null ) {
// ( types, fn )
fn = selector;
data = selector = undefined;
} else if ( fn == null ) {
if ( typeof selector === "string" ) {
// ( types, selector, fn )
fn = data;
data = undefined;
} else {
// ( types, data, fn )
fn = data;
data = selector;
selector = undefined;
}
}
if ( fn === false ) {
fn = returnFalse;
} else if ( !fn ) {
return this;
}
 
if ( one === 1 ) {
origFn = fn;
fn = function( event ) {
// Can use an empty set, since event contains the info
jQuery().off( event );
return origFn.apply( this, arguments );
};
// Use same guid so caller can remove using origFn
fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
}
return this.each( function() {
jQuery.event.add( this, types, fn, data, selector );
});
},
one: function( types, selector, data, fn ) {
return this.on( types, selector, data, fn, 1 );
},
off: function( types, selector, fn ) {
var handleObj, type;
if ( types && types.preventDefault && types.handleObj ) {
// ( event ) dispatched jQuery.Event
handleObj = types.handleObj;
jQuery( types.delegateTarget ).off(
handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
handleObj.selector,
handleObj.handler
);
return this;
}
if ( typeof types === "object" ) {
// ( types-object [, selector] )
for ( type in types ) {
this.off( type, selector, types[ type ] );
}
return this;
}
if ( selector === false || typeof selector === "function" ) {
// ( types [, fn] )
fn = selector;
selector = undefined;
}
if ( fn === false ) {
fn = returnFalse;
}
return this.each(function() {
jQuery.event.remove( this, types, fn, selector );
});
},
 
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 );
}
}
});
 
 
function createSafeFragment( document ) {
var list = nodeNames.split( "|" ),
safeFrag = document.createDocumentFragment();
 
if ( safeFrag.createElement ) {
while ( list.length ) {
safeFrag.createElement(
list.pop()
);
}
}
return safeFrag;
}
 
var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
"header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
rleadingWhitespace = /^\s+/,
rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
rtagName = /<([\w:]+)/,
rtbody = /<tbody/i,
rhtml = /<|&#?\w+;/,
rnoInnerhtml = /<(?:script|style|link)/i,
// checked="checked" or checked
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
rscriptType = /^$|\/(?:java|ecma)script/i,
rscriptTypeMasked = /^true\/(.*)/,
rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
 
// We have to close these tags to support XHTML (#13200)
wrapMap = {
option: [ 1, "<select multiple='multiple'>", "</select>" ],
legend: [ 1, "<fieldset>", "</fieldset>" ],
area: [ 1, "<map>", "</map>" ],
param: [ 1, "<object>", "</object>" ],
thead: [ 1, "<table>", "</table>" ],
tr: [ 2, "<table><tbody>", "</tbody></table>" ],
col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
 
// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
// unless wrapped in a div with non-breaking characters in front of it.
_default: support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>" ]
},
safeFragment = createSafeFragment( document ),
fragmentDiv = safeFragment.appendChild( document.createElement("div") );
 
wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
wrapMap.th = wrapMap.td;
 
function getAll( context, tag ) {
var elems, elem,
i = 0,
found = typeof context.getElementsByTagName !== strundefined ? context.getElementsByTagName( tag || "*" ) :
typeof context.querySelectorAll !== strundefined ? context.querySelectorAll( tag || "*" ) :
undefined;
 
if ( !found ) {
for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
if ( !tag || jQuery.nodeName( elem, tag ) ) {
found.push( elem );
} else {
jQuery.merge( found, getAll( elem, tag ) );
}
}
}
 
return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
jQuery.merge( [ context ], found ) :
found;
}
 
// Used in buildFragment, fixes the defaultChecked property
function fixDefaultChecked( elem ) {
if ( rcheckableType.test( elem.type ) ) {
elem.defaultChecked = elem.checked;
}
}
 
// Support: IE<8
// Manipulating tables requires a tbody
function manipulationTarget( elem, content ) {
return jQuery.nodeName( elem, "table" ) &&
jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ?
 
elem.getElementsByTagName("tbody")[0] ||
elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
elem;
}
 
// Replace/restore the type attribute of script elements for safe DOM manipulation
function disableScript( elem ) {
elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type;
return elem;
}
function restoreScript( elem ) {
var match = rscriptTypeMasked.exec( elem.type );
if ( match ) {
elem.type = match[1];
} else {
elem.removeAttribute("type");
}
return elem;
}
 
// Mark scripts as having already been evaluated
function setGlobalEval( elems, refElements ) {
var elem,
i = 0;
for ( ; (elem = elems[i]) != null; i++ ) {
jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
}
}
 
function cloneCopyEvent( src, dest ) {
 
if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
return;
}
 
var type, i, l,
oldData = jQuery._data( src ),
curData = jQuery._data( dest, oldData ),
events = oldData.events;
 
if ( events ) {
delete curData.handle;
curData.events = {};
 
for ( type in events ) {
for ( i = 0, l = events[ type ].length; i < l; i++ ) {
jQuery.event.add( dest, type, events[ type ][ i ] );
}
}
}
 
// make the cloned public data object a copy from the original
if ( curData.data ) {
curData.data = jQuery.extend( {}, curData.data );
}
}
 
function fixCloneNodeIssues( src, dest ) {
var nodeName, e, data;
 
// We do not need to do anything for non-Elements
if ( dest.nodeType !== 1 ) {
return;
}
 
nodeName = dest.nodeName.toLowerCase();
 
// IE6-8 copies events bound via attachEvent when using cloneNode.
if ( !support.noCloneEvent && dest[ jQuery.expando ] ) {
data = jQuery._data( dest );
 
for ( e in data.events ) {
jQuery.removeEvent( dest, e, data.handle );
}
 
// Event data gets referenced instead of copied if the expando gets copied too
dest.removeAttribute( jQuery.expando );
}
 
// IE blanks contents when cloning scripts, and tries to evaluate newly-set text
if ( nodeName === "script" && dest.text !== src.text ) {
disableScript( dest ).text = src.text;
restoreScript( dest );
 
// IE6-10 improperly clones children of object elements using classid.
// IE10 throws NoModificationAllowedError if parent is null, #12132.
} else if ( nodeName === "object" ) {
if ( dest.parentNode ) {
dest.outerHTML = src.outerHTML;
}
 
// This path appears unavoidable for IE9. When cloning an object
// element in IE9, the outerHTML strategy above is not sufficient.
// If the src has innerHTML and the destination does not,
// copy the src.innerHTML into the dest.innerHTML. #10324
if ( support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
dest.innerHTML = src.innerHTML;
}
 
} else if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
// IE6-8 fails to persist the checked state of a cloned checkbox
// or radio button. Worse, IE6-7 fail to give the cloned element
// a checked appearance if the defaultChecked value isn't also set
 
dest.defaultChecked = dest.checked = src.checked;
 
// IE6-7 get confused and end up setting the value of a cloned
// checkbox/radio button to an empty string instead of "on"
if ( dest.value !== src.value ) {
dest.value = src.value;
}
 
// IE6-8 fails to return the selected option to the default selected
// state when cloning options
} else if ( nodeName === "option" ) {
dest.defaultSelected = dest.selected = src.defaultSelected;
 
// IE6-8 fails to set the defaultValue to the correct value when
// cloning other types of input fields
} else if ( nodeName === "input" || nodeName === "textarea" ) {
dest.defaultValue = src.defaultValue;
}
}
 
jQuery.extend({
clone: function( elem, dataAndEvents, deepDataAndEvents ) {
var destElements, node, clone, i, srcElements,
inPage = jQuery.contains( elem.ownerDocument, elem );
 
if ( support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
clone = elem.cloneNode( true );
 
// IE<=8 does not properly clone detached, unknown element nodes
} else {
fragmentDiv.innerHTML = elem.outerHTML;
fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
}
 
if ( (!support.noCloneEvent || !support.noCloneChecked) &&
(elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
 
// We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
destElements = getAll( clone );
srcElements = getAll( elem );
 
// Fix all IE cloning issues
for ( i = 0; (node = srcElements[i]) != null; ++i ) {
// Ensure that the destination node is not null; Fixes #9587
if ( destElements[i] ) {
fixCloneNodeIssues( node, destElements[i] );
}
}
}
 
// Copy the events from the original to the clone
if ( dataAndEvents ) {
if ( deepDataAndEvents ) {
srcElements = srcElements || getAll( elem );
destElements = destElements || getAll( clone );
 
for ( i = 0; (node = srcElements[i]) != null; i++ ) {
cloneCopyEvent( node, destElements[i] );
}
} else {
cloneCopyEvent( elem, clone );
}
}
 
// Preserve script evaluation history
destElements = getAll( clone, "script" );
if ( destElements.length > 0 ) {
setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
}
 
destElements = srcElements = node = null;
 
// Return the cloned set
return clone;
},
 
buildFragment: function( elems, context, scripts, selection ) {
var j, elem, contains,
tmp, tag, tbody, wrap,
l = elems.length,
 
// Ensure a safe fragment
safe = createSafeFragment( context ),
 
nodes = [],
i = 0;
 
for ( ; i < l; i++ ) {
elem = elems[ i ];
 
if ( elem || elem === 0 ) {
 
// Add nodes directly
if ( jQuery.type( elem ) === "object" ) {
jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
 
// Convert non-html into a text node
} else if ( !rhtml.test( elem ) ) {
nodes.push( context.createTextNode( elem ) );
 
// Convert html into DOM nodes
} else {
tmp = tmp || safe.appendChild( context.createElement("div") );
 
// Deserialize a standard representation
tag = (rtagName.exec( elem ) || [ "", "" ])[ 1 ].toLowerCase();
wrap = wrapMap[ tag ] || wrapMap._default;
 
tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];
 
// Descend through wrappers to the right content
j = wrap[0];
while ( j-- ) {
tmp = tmp.lastChild;
}
 
// Manually add leading whitespace removed by IE
if ( !support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
}
 
// Remove IE's autoinserted <tbody> from table fragments
if ( !support.tbody ) {
 
// String was a <table>, *may* have spurious <tbody>
elem = tag === "table" && !rtbody.test( elem ) ?
tmp.firstChild :
 
// String was a bare <thead> or <tfoot>
wrap[1] === "<table>" && !rtbody.test( elem ) ?
tmp :
0;
 
j = elem && elem.childNodes.length;
while ( j-- ) {
if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
elem.removeChild( tbody );
}
}
}
 
jQuery.merge( nodes, tmp.childNodes );
 
// Fix #12392 for WebKit and IE > 9
tmp.textContent = "";
 
// Fix #12392 for oldIE
while ( tmp.firstChild ) {
tmp.removeChild( tmp.firstChild );
}
 
// Remember the top-level container for proper cleanup
tmp = safe.lastChild;
}
}
}
 
// Fix #11356: Clear elements from fragment
if ( tmp ) {
safe.removeChild( tmp );
}
 
// Reset defaultChecked for any radios and checkboxes
// about to be appended to the DOM in IE 6/7 (#8060)
if ( !support.appendChecked ) {
jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
}
 
i = 0;
while ( (elem = nodes[ i++ ]) ) {
 
// #4087 - If origin and destination elements are the same, and this is
// that element, do not do anything
if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
continue;
}
 
contains = jQuery.contains( elem.ownerDocument, elem );
 
// Append to fragment
tmp = getAll( safe.appendChild( elem ), "script" );
 
// Preserve script evaluation history
if ( contains ) {
setGlobalEval( tmp );
}
 
// Capture executables
if ( scripts ) {
j = 0;
while ( (elem = tmp[ j++ ]) ) {
if ( rscriptType.test( elem.type || "" ) ) {
scripts.push( elem );
}
}
}
}
 
tmp = null;
 
return safe;
},
 
cleanData: function( elems, /* internal */ acceptData ) {
var elem, type, id, data,
i = 0,
internalKey = jQuery.expando,
cache = jQuery.cache,
deleteExpando = support.deleteExpando,
special = jQuery.event.special;
 
for ( ; (elem = elems[i]) != null; i++ ) {
if ( acceptData || jQuery.acceptData( elem ) ) {
 
id = elem[ internalKey ];
data = id && cache[ id ];
 
if ( data ) {
if ( data.events ) {
for ( type in data.events ) {
if ( special[ type ] ) {
jQuery.event.remove( elem, type );
 
// This is a shortcut to avoid jQuery.event.remove's overhead
} else {
jQuery.removeEvent( elem, type, data.handle );
}
}
}
 
// Remove cache only if it was not already removed by jQuery.event.remove
if ( cache[ id ] ) {
 
delete cache[ id ];
 
// IE does not allow us to delete expando properties from nodes,
// nor does it have a removeAttribute function on Document nodes;
// we must handle all of these cases
if ( deleteExpando ) {
delete elem[ internalKey ];
 
} else if ( typeof elem.removeAttribute !== strundefined ) {
elem.removeAttribute( internalKey );
 
} else {
elem[ internalKey ] = null;
}
 
deletedIds.push( id );
}
}
}
}
}
});
 
jQuery.fn.extend({
text: function( value ) {
return access( this, function( value ) {
return value === undefined ?
jQuery.text( this ) :
this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
}, null, value, arguments.length );
},
 
append: function() {
return this.domManip( arguments, function( elem ) {
if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
var target = manipulationTarget( this, elem );
target.appendChild( elem );
}
});
},
 
prepend: function() {
return this.domManip( 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 this.domManip( arguments, function( elem ) {
if ( this.parentNode ) {
this.parentNode.insertBefore( elem, this );
}
});
},
 
after: function() {
return this.domManip( arguments, function( elem ) {
if ( this.parentNode ) {
this.parentNode.insertBefore( elem, this.nextSibling );
}
});
},
 
remove: function( selector, keepData /* Internal Use Only */ ) {
var elem,
elems = selector ? jQuery.filter( selector, this ) : this,
i = 0;
 
for ( ; (elem = elems[i]) != null; i++ ) {
 
if ( !keepData && elem.nodeType === 1 ) {
jQuery.cleanData( getAll( elem ) );
}
 
if ( elem.parentNode ) {
if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
setGlobalEval( getAll( elem, "script" ) );
}
elem.parentNode.removeChild( elem );
}
}
 
return this;
},
 
empty: function() {
var elem,
i = 0;
 
for ( ; (elem = this[i]) != null; i++ ) {
// Remove element nodes and prevent memory leaks
if ( elem.nodeType === 1 ) {
jQuery.cleanData( getAll( elem, false ) );
}
 
// Remove any remaining nodes
while ( elem.firstChild ) {
elem.removeChild( elem.firstChild );
}
 
// If this is a select, ensure that it displays empty (#12336)
// Support: IE<9
if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
elem.options.length = 0;
}
}
 
return this;
},
 
clone: function( dataAndEvents, deepDataAndEvents ) {
dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
 
return this.map(function() {
return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
});
},
 
html: function( value ) {
return access( this, function( value ) {
var elem = this[ 0 ] || {},
i = 0,
l = this.length;
 
if ( value === undefined ) {
return elem.nodeType === 1 ?
elem.innerHTML.replace( rinlinejQuery, "" ) :
undefined;
}
 
// See if we can take a shortcut and just use innerHTML
if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
( support.htmlSerialize || !rnoshimcache.test( value ) ) &&
( support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
!wrapMap[ (rtagName.exec( value ) || [ "", "" ])[ 1 ].toLowerCase() ] ) {
 
value = value.replace( rxhtmlTag, "<$1></$2>" );
 
try {
for (; i < l; i++ ) {
// Remove element nodes and prevent memory leaks
elem = this[i] || {};
if ( elem.nodeType === 1 ) {
jQuery.cleanData( getAll( elem, false ) );
elem.innerHTML = value;
}
}
 
elem = 0;
 
// If using innerHTML throws an exception, use the fallback method
} catch(e) {}
}
 
if ( elem ) {
this.empty().append( value );
}
}, null, value, arguments.length );
},
 
replaceWith: function() {
var arg = arguments[ 0 ];
 
// Make the changes, replacing each context element with the new content
this.domManip( arguments, function( elem ) {
arg = this.parentNode;
 
jQuery.cleanData( getAll( this ) );
 
if ( arg ) {
arg.replaceChild( elem, this );
}
});
 
// Force removal if there was no new content (e.g., from empty arguments)
return arg && (arg.length || arg.nodeType) ? this : this.remove();
},
 
detach: function( selector ) {
return this.remove( selector, true );
},
 
domManip: function( args, callback ) {
 
// Flatten any nested arrays
args = concat.apply( [], args );
 
var first, node, hasScripts,
scripts, doc, fragment,
i = 0,
l = this.length,
set = this,
iNoClone = l - 1,
value = args[0],
isFunction = jQuery.isFunction( value );
 
// We can't cloneNode fragments that contain checked, in WebKit
if ( isFunction ||
( l > 1 && typeof value === "string" &&
!support.checkClone && rchecked.test( value ) ) ) {
return this.each(function( index ) {
var self = set.eq( index );
if ( isFunction ) {
args[0] = value.call( this, index, self.html() );
}
self.domManip( args, callback );
});
}
 
if ( l ) {
fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this );
first = fragment.firstChild;
 
if ( fragment.childNodes.length === 1 ) {
fragment = first;
}
 
if ( first ) {
scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
hasScripts = scripts.length;
 
// Use the original fragment for the last item instead of the first because it can end up
// being emptied incorrectly in certain situations (#8070).
for ( ; i < l; i++ ) {
node = fragment;
 
if ( i !== iNoClone ) {
node = jQuery.clone( node, true, true );
 
// Keep references to cloned scripts for later restoration
if ( hasScripts ) {
jQuery.merge( scripts, getAll( node, "script" ) );
}
}
 
callback.call( this[i], node, i );
}
 
if ( hasScripts ) {
doc = scripts[ scripts.length - 1 ].ownerDocument;
 
// Reenable scripts
jQuery.map( scripts, restoreScript );
 
// Evaluate executable scripts on first document insertion
for ( i = 0; i < hasScripts; i++ ) {
node = scripts[ i ];
if ( rscriptType.test( node.type || "" ) &&
!jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
 
if ( node.src ) {
// Optional AJAX dependency, but won't run scripts if not present
if ( jQuery._evalUrl ) {
jQuery._evalUrl( node.src );
}
} else {
jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
}
}
}
}
 
// Fix #11809: Avoid leaking memory
fragment = first = null;
}
}
 
return this;
}
});
 
jQuery.each({
appendTo: "append",
prependTo: "prepend",
insertBefore: "before",
insertAfter: "after",
replaceAll: "replaceWith"
}, function( name, original ) {
jQuery.fn[ name ] = function( selector ) {
var elems,
i = 0,
ret = [],
insert = jQuery( selector ),
last = insert.length - 1;
 
for ( ; i <= last; i++ ) {
elems = i === last ? this : this.clone(true);
jQuery( insert[i] )[ original ]( elems );
 
// Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
push.apply( ret, elems.get() );
}
 
return this.pushStack( ret );
};
});
 
 
var iframe,
elemdisplay = {};
 
/**
* Retrieve the actual display of a element
* @param {String} name nodeName of the element
* @param {Object} doc Document object
*/
// Called only from within defaultDisplay
function actualDisplay( name, doc ) {
var style,
elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
 
// getDefaultComputedStyle might be reliably used only on attached element
display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ?
 
// Use of this method is a temporary fix (more like optmization) until something better comes along,
// since it was removed from specification and supported only in FF
style.display : jQuery.css( elem[ 0 ], "display" );
 
// We don't have any data stored on the element,
// so use "detach" method as fast way to get rid of the element
elem.detach();
 
return display;
}
 
/**
* Try to determine the default display value of an element
* @param {String} nodeName
*/
function defaultDisplay( nodeName ) {
var doc = document,
display = elemdisplay[ nodeName ];
 
if ( !display ) {
display = actualDisplay( nodeName, doc );
 
// If the simple way fails, read from inside an iframe
if ( display === "none" || !display ) {
 
// Use the already-created iframe if possible
iframe = (iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" )).appendTo( doc.documentElement );
 
// Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
doc = ( iframe[ 0 ].contentWindow || iframe[ 0 ].contentDocument ).document;
 
// Support: IE
doc.write();
doc.close();
 
display = actualDisplay( nodeName, doc );
iframe.detach();
}
 
// Store the correct default display
elemdisplay[ nodeName ] = display;
}
 
return display;
}
 
 
(function() {
var shrinkWrapBlocksVal;
 
support.shrinkWrapBlocks = function() {
if ( shrinkWrapBlocksVal != null ) {
return shrinkWrapBlocksVal;
}
 
// Will be changed later if needed.
shrinkWrapBlocksVal = false;
 
// Minified: var b,c,d
var div, body, container;
 
body = document.getElementsByTagName( "body" )[ 0 ];
if ( !body || !body.style ) {
// Test fired too early or in an unsupported environment, exit.
return;
}
 
// Setup
div = document.createElement( "div" );
container = document.createElement( "div" );
container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
body.appendChild( container ).appendChild( div );
 
// Support: IE6
// Check if elements with layout shrink-wrap their children
if ( typeof div.style.zoom !== strundefined ) {
// Reset CSS: box-sizing; display; margin; border
div.style.cssText =
// Support: Firefox<29, Android 2.3
// Vendor-prefix box-sizing
"-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
"box-sizing:content-box;display:block;margin:0;border:0;" +
"padding:1px;width:1px;zoom:1";
div.appendChild( document.createElement( "div" ) ).style.width = "5px";
shrinkWrapBlocksVal = div.offsetWidth !== 3;
}
 
body.removeChild( container );
 
return shrinkWrapBlocksVal;
};
 
})();
var rmargin = (/^margin/);
 
var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
 
 
 
var getStyles, curCSS,
rposition = /^(top|right|bottom|left)$/;
 
if ( window.getComputedStyle ) {
getStyles = function( elem ) {
// Support: IE<=11+, Firefox<=30+ (#15098, #14150)
// IE throws on elements created in popups
// FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
if ( elem.ownerDocument.defaultView.opener ) {
return elem.ownerDocument.defaultView.getComputedStyle( elem, null );
}
 
return window.getComputedStyle( elem, null );
};
 
curCSS = function( elem, name, computed ) {
var width, minWidth, maxWidth, ret,
style = elem.style;
 
computed = computed || getStyles( elem );
 
// getPropertyValue is only needed for .css('filter') in IE9, see #12537
ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined;
 
if ( computed ) {
 
if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
ret = jQuery.style( elem, name );
}
 
// A tribute to the "awesome hack by Dean Edwards"
// Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
// Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
// this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
 
// Remember the original values
width = style.width;
minWidth = style.minWidth;
maxWidth = style.maxWidth;
 
// Put in the new values to get a computed value out
style.minWidth = style.maxWidth = style.width = ret;
ret = computed.width;
 
// Revert the changed values
style.width = width;
style.minWidth = minWidth;
style.maxWidth = maxWidth;
}
}
 
// Support: IE
// IE returns zIndex value as an integer.
return ret === undefined ?
ret :
ret + "";
};
} else if ( document.documentElement.currentStyle ) {
getStyles = function( elem ) {
return elem.currentStyle;
};
 
curCSS = function( elem, name, computed ) {
var left, rs, rsLeft, ret,
style = elem.style;
 
computed = computed || getStyles( elem );
ret = computed ? computed[ name ] : undefined;
 
// Avoid setting ret to empty string here
// so we don't default to auto
if ( ret == null && style && style[ name ] ) {
ret = style[ name ];
}
 
// From the awesome hack by Dean Edwards
// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
 
// If we're not dealing with a regular pixel number
// but a number that has a weird ending, we need to convert it to pixels
// but not position css attributes, as those are proportional to the parent element instead
// and we can't measure the parent instead because it might trigger a "stacking dolls" problem
if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
 
// Remember the original values
left = style.left;
rs = elem.runtimeStyle;
rsLeft = rs && rs.left;
 
// Put in the new values to get a computed value out
if ( rsLeft ) {
rs.left = elem.currentStyle.left;
}
style.left = name === "fontSize" ? "1em" : ret;
ret = style.pixelLeft + "px";
 
// Revert the changed values
style.left = left;
if ( rsLeft ) {
rs.left = rsLeft;
}
}
 
// Support: IE
// IE returns zIndex value as an integer.
return ret === undefined ?
ret :
ret + "" || "auto";
};
}
 
 
 
 
function addGetHookIf( conditionFn, hookFn ) {
// Define the hook, we'll check on the first run if it's really needed.
return {
get: function() {
var condition = conditionFn();
 
if ( condition == null ) {
// The test was not ready at this point; screw the hook this time
// but check again when needed next time.
return;
}
 
if ( condition ) {
// Hook not needed (or it's not possible to use it due to missing dependency),
// remove it.
// Since there are no other hooks for marginRight, remove the whole object.
delete this.get;
return;
}
 
// Hook needed; redefine it so that the support test is not executed again.
 
return (this.get = hookFn).apply( this, arguments );
}
};
}
 
 
(function() {
// Minified: var b,c,d,e,f,g, h,i
var div, style, a, pixelPositionVal, boxSizingReliableVal,
reliableHiddenOffsetsVal, reliableMarginRightVal;
 
// Setup
div = document.createElement( "div" );
div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
a = div.getElementsByTagName( "a" )[ 0 ];
style = a && a.style;
 
// Finish early in limited (non-browser) environments
if ( !style ) {
return;
}
 
style.cssText = "float:left;opacity:.5";
 
// Support: IE<9
// Make sure that element opacity exists (as opposed to filter)
support.opacity = style.opacity === "0.5";
 
// Verify style float existence
// (IE uses styleFloat instead of cssFloat)
support.cssFloat = !!style.cssFloat;
 
div.style.backgroundClip = "content-box";
div.cloneNode( true ).style.backgroundClip = "";
support.clearCloneStyle = div.style.backgroundClip === "content-box";
 
// Support: Firefox<29, Android 2.3
// Vendor-prefix box-sizing
support.boxSizing = style.boxSizing === "" || style.MozBoxSizing === "" ||
style.WebkitBoxSizing === "";
 
jQuery.extend(support, {
reliableHiddenOffsets: function() {
if ( reliableHiddenOffsetsVal == null ) {
computeStyleTests();
}
return reliableHiddenOffsetsVal;
},
 
boxSizingReliable: function() {
if ( boxSizingReliableVal == null ) {
computeStyleTests();
}
return boxSizingReliableVal;
},
 
pixelPosition: function() {
if ( pixelPositionVal == null ) {
computeStyleTests();
}
return pixelPositionVal;
},
 
// Support: Android 2.3
reliableMarginRight: function() {
if ( reliableMarginRightVal == null ) {
computeStyleTests();
}
return reliableMarginRightVal;
}
});
 
function computeStyleTests() {
// Minified: var b,c,d,j
var div, body, container, contents;
 
body = document.getElementsByTagName( "body" )[ 0 ];
if ( !body || !body.style ) {
// Test fired too early or in an unsupported environment, exit.
return;
}
 
// Setup
div = document.createElement( "div" );
container = document.createElement( "div" );
container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
body.appendChild( container ).appendChild( div );
 
div.style.cssText =
// Support: Firefox<29, Android 2.3
// Vendor-prefix box-sizing
"-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" +
"box-sizing:border-box;display:block;margin-top:1%;top:1%;" +
"border:1px;padding:1px;width:4px;position:absolute";
 
// Support: IE<9
// Assume reasonable values in the absence of getComputedStyle
pixelPositionVal = boxSizingReliableVal = false;
reliableMarginRightVal = true;
 
// Check for getComputedStyle so that this code is not run in IE<9.
if ( window.getComputedStyle ) {
pixelPositionVal = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
boxSizingReliableVal =
( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
 
// Support: Android 2.3
// Div with explicit width and no margin-right incorrectly
// gets computed margin-right based on width of container (#3333)
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
contents = div.appendChild( document.createElement( "div" ) );
 
// Reset CSS: box-sizing; display; margin; border; padding
contents.style.cssText = div.style.cssText =
// Support: Firefox<29, Android 2.3
// Vendor-prefix box-sizing
"-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
"box-sizing:content-box;display:block;margin:0;border:0;padding:0";
contents.style.marginRight = contents.style.width = "0";
div.style.width = "1px";
 
reliableMarginRightVal =
!parseFloat( ( window.getComputedStyle( contents, null ) || {} ).marginRight );
 
div.removeChild( contents );
}
 
// Support: IE8
// Check if table cells still have offsetWidth/Height when they are set
// to display:none and there are still other visible table cells in a
// table row; if so, offsetWidth/Height are not reliable for use when
// determining if an element has been hidden directly using
// display:none (it is still safe to use offsets if a parent element is
// hidden; don safety goggles and see bug #4512 for more information).
div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
contents = div.getElementsByTagName( "td" );
contents[ 0 ].style.cssText = "margin:0;border:0;padding:0;display:none";
reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
if ( reliableHiddenOffsetsVal ) {
contents[ 0 ].style.display = "";
contents[ 1 ].style.display = "none";
reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
}
 
body.removeChild( container );
}
 
})();
 
 
// A method for quickly swapping in/out CSS properties to get correct calculations.
jQuery.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;
};
 
 
var
ralpha = /alpha\([^)]*\)/i,
ropacity = /opacity\s*=\s*([^)]*)/,
 
// 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]).+)/,
rnumsplit = new RegExp( "^(" + pnum + ")(.*)$", "i" ),
rrelNum = new RegExp( "^([+-])=(" + pnum + ")", "i" ),
 
cssShow = { position: "absolute", visibility: "hidden", display: "block" },
cssNormalTransform = {
letterSpacing: "0",
fontWeight: "400"
},
 
cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];
 
 
// return a css property mapped to a potentially vendor prefixed property
function vendorPropName( style, name ) {
 
// shortcut for names that are not vendor prefixed
if ( name in style ) {
return name;
}
 
// check for vendor prefixed names
var capName = name.charAt(0).toUpperCase() + name.slice(1),
origName = name,
i = cssPrefixes.length;
 
while ( i-- ) {
name = cssPrefixes[ i ] + capName;
if ( name in style ) {
return name;
}
}
 
return origName;
}
 
function showHide( elements, show ) {
var display, elem, hidden,
values = [],
index = 0,
length = elements.length;
 
for ( ; index < length; index++ ) {
elem = elements[ index ];
if ( !elem.style ) {
continue;
}
 
values[ index ] = jQuery._data( elem, "olddisplay" );
display = elem.style.display;
if ( show ) {
// Reset the inline display of this element to learn if it is
// being hidden by cascaded rules or not
if ( !values[ index ] && display === "none" ) {
elem.style.display = "";
}
 
// Set elements which have been overridden with display: none
// in a stylesheet to whatever the default browser style is
// for such an element
if ( elem.style.display === "" && isHidden( elem ) ) {
values[ index ] = jQuery._data( elem, "olddisplay", defaultDisplay(elem.nodeName) );
}
} else {
hidden = isHidden( elem );
 
if ( display && display !== "none" || !hidden ) {
jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
}
}
}
 
// Set the display of most of the elements in a second loop
// to avoid the constant reflow
for ( index = 0; index < length; index++ ) {
elem = elements[ index ];
if ( !elem.style ) {
continue;
}
if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
elem.style.display = show ? values[ index ] || "" : "none";
}
}
 
return elements;
}
 
function setPositiveNumber( elem, value, subtract ) {
var matches = rnumsplit.exec( value );
return matches ?
// Guard against undefined "subtract", e.g., when used as in cssHooks
Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
value;
}
 
function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
var i = extra === ( isBorderBox ? "border" : "content" ) ?
// If we already have the right measurement, avoid augmentation
4 :
// Otherwise initialize for horizontal or vertical properties
name === "width" ? 1 : 0,
 
val = 0;
 
for ( ; i < 4; i += 2 ) {
// both box models exclude margin, so add it if we want it
if ( extra === "margin" ) {
val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
}
 
if ( isBorderBox ) {
// border-box includes padding, so remove it if we want content
if ( extra === "content" ) {
val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
}
 
// at this point, extra isn't border nor margin, so remove border
if ( extra !== "margin" ) {
val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
}
} else {
// at this point, extra isn't content, so add padding
val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
 
// at this point, extra isn't content nor padding, so add border
if ( extra !== "padding" ) {
val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
}
}
}
 
return val;
}
 
function getWidthOrHeight( elem, name, extra ) {
 
// Start with offset property, which is equivalent to the border-box value
var valueIsBorderBox = true,
val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
styles = getStyles( elem ),
isBorderBox = support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
 
// some non-html elements return undefined for offsetWidth, so check for null/undefined
// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
if ( val <= 0 || val == null ) {
// Fall back to computed then uncomputed css if necessary
val = curCSS( elem, name, styles );
if ( val < 0 || val == null ) {
val = elem.style[ name ];
}
 
// Computed unit is not pixels. Stop here and return.
if ( rnumnonpx.test(val) ) {
return val;
}
 
// we need the check for style in case a browser which returns unreliable values
// for getComputedStyle silently falls back to the reliable elem.style
valueIsBorderBox = isBorderBox && ( support.boxSizingReliable() || val === elem.style[ name ] );
 
// Normalize "", auto, and prepare for extra
val = parseFloat( val ) || 0;
}
 
// use the active box-sizing model to add/subtract irrelevant styles
return ( val +
augmentWidthOrHeight(
elem,
name,
extra || ( isBorderBox ? "border" : "content" ),
valueIsBorderBox,
styles
)
) + "px";
}
 
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: {
"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: {
// normalize float css property
"float": support.cssFloat ? "cssFloat" : "styleFloat"
},
 
// Get and set the style property on a DOM Node
style: function( elem, name, value, extra ) {
// Don't set styles on text and comment nodes
if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
return;
}
 
// Make sure that we're working with the right name
var ret, type, hooks,
origName = jQuery.camelCase( name ),
style = elem.style;
 
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
 
// gets hook for the prefixed version
// followed by the unprefixed version
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
 
// Check if we're setting a value
if ( value !== undefined ) {
type = typeof value;
 
// convert relative number strings (+= or -=) to relative numbers. #7345
if ( type === "string" && (ret = rrelNum.exec( value )) ) {
value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
// Fixes bug #9237
type = "number";
}
 
// Make sure that null and NaN values aren't set. See: #7116
if ( value == null || value !== value ) {
return;
}
 
// If a number was passed in, add 'px' to the (except for certain CSS properties)
if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
value += "px";
}
 
// Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
// but it would mean to define eight (for every problematic property) identical functions
if ( !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 ) {
 
// Support: IE
// Swallow errors from 'invalid' CSS values (#5509)
try {
style[ name ] = value;
} catch(e) {}
}
 
} else {
// If a hook was provided get the non-computed value from there
if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
return ret;
}
 
// Otherwise just get the value from the style object
return style[ name ];
}
},
 
css: function( elem, name, extra, styles ) {
var num, val, hooks,
origName = jQuery.camelCase( name );
 
// Make sure that we're working with the right name
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
 
// gets hook for the prefixed version
// followed by the unprefixed version
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
 
// If a hook was provided get the computed value from there
if ( hooks && "get" in hooks ) {
val = hooks.get( elem, true, extra );
}
 
// Otherwise, if a way to get the computed value exists, use that
if ( val === undefined ) {
val = curCSS( elem, name, styles );
}
 
//convert "normal" to computed value
if ( val === "normal" && name in cssNormalTransform ) {
val = cssNormalTransform[ name ];
}
 
// Return, converting to number if forced or a qualifier was provided and val looks numeric
if ( extra === "" || extra ) {
num = parseFloat( val );
return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
}
return val;
}
});
 
jQuery.each([ "height", "width" ], function( i, name ) {
jQuery.cssHooks[ name ] = {
get: function( elem, computed, extra ) {
if ( computed ) {
// certain elements can have dimension info if we invisibly show them
// however, it must have a current display style that would benefit from this
return rdisplayswap.test( jQuery.css( elem, "display" ) ) && elem.offsetWidth === 0 ?
jQuery.swap( elem, cssShow, function() {
return getWidthOrHeight( elem, name, extra );
}) :
getWidthOrHeight( elem, name, extra );
}
},
 
set: function( elem, value, extra ) {
var styles = extra && getStyles( elem );
return setPositiveNumber( elem, value, extra ?
augmentWidthOrHeight(
elem,
name,
extra,
support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
styles
) : 0
);
}
};
});
 
if ( !support.opacity ) {
jQuery.cssHooks.opacity = {
get: function( elem, computed ) {
// IE uses filters for opacity
return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
computed ? "1" : "";
},
 
set: function( elem, value ) {
var style = elem.style,
currentStyle = elem.currentStyle,
opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
filter = currentStyle && currentStyle.filter || style.filter || "";
 
// IE has trouble with opacity if it does not have layout
// Force it by setting the zoom level
style.zoom = 1;
 
// if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
// if value === "", then remove inline opacity #12685
if ( ( value >= 1 || value === "" ) &&
jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
style.removeAttribute ) {
 
// Setting style.filter to null, "" & " " still leave "filter:" in the cssText
// if "filter:" is present at all, clearType is disabled, we want to avoid this
// style.removeAttribute is IE Only, but so apparently is this code path...
style.removeAttribute( "filter" );
 
// if there is no filter style applied in a css rule or unset inline opacity, we are done
if ( value === "" || currentStyle && !currentStyle.filter ) {
return;
}
}
 
// otherwise, set new filter values
style.filter = ralpha.test( filter ) ?
filter.replace( ralpha, opacity ) :
filter + " " + opacity;
}
};
}
 
jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight,
function( elem, computed ) {
if ( computed ) {
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
// Work around by temporarily setting element display to inline-block
return jQuery.swap( elem, { "display": "inline-block" },
curCSS, [ elem, "marginRight" ] );
}
}
);
 
// These hooks are used by animate to expand properties
jQuery.each({
margin: "",
padding: "",
border: "Width"
}, function( prefix, suffix ) {
jQuery.cssHooks[ prefix + suffix ] = {
expand: function( value ) {
var i = 0,
expanded = {},
 
// assumes a single number if not a string
parts = typeof value === "string" ? value.split(" ") : [ value ];
 
for ( ; i < 4; i++ ) {
expanded[ prefix + cssExpand[ i ] + suffix ] =
parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
}
 
return expanded;
}
};
 
if ( !rmargin.test( prefix ) ) {
jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
}
});
 
jQuery.fn.extend({
css: function( name, value ) {
return access( this, function( elem, name, value ) {
var styles, len,
map = {},
i = 0;
 
if ( jQuery.isArray( name ) ) {
styles = getStyles( elem );
len = name.length;
 
for ( ; i < len; i++ ) {
map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
}
 
return map;
}
 
return value !== undefined ?
jQuery.style( elem, name, value ) :
jQuery.css( elem, name );
}, name, value, arguments.length > 1 );
},
show: function() {
return showHide( this, true );
},
hide: function() {
return showHide( this );
},
toggle: function( state ) {
if ( typeof state === "boolean" ) {
return state ? this.show() : this.hide();
}
 
return this.each(function() {
if ( isHidden( this ) ) {
jQuery( this ).show();
} else {
jQuery( this ).hide();
}
});
}
});
 
 
function Tween( elem, options, prop, end, easing ) {
return new Tween.prototype.init( elem, options, prop, end, easing );
}
jQuery.Tween = Tween;
 
Tween.prototype = {
constructor: Tween,
init: function( elem, options, prop, end, easing, unit ) {
this.elem = elem;
this.prop = prop;
this.easing = easing || "swing";
this.options = options;
this.start = this.now = this.cur();
this.end = end;
this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
},
cur: function() {
var hooks = Tween.propHooks[ this.prop ];
 
return hooks && hooks.get ?
hooks.get( this ) :
Tween.propHooks._default.get( this );
},
run: function( percent ) {
var eased,
hooks = Tween.propHooks[ this.prop ];
 
if ( this.options.duration ) {
this.pos = eased = jQuery.easing[ this.easing ](
percent, this.options.duration * percent, 0, 1, this.options.duration
);
} else {
this.pos = eased = percent;
}
this.now = ( this.end - this.start ) * eased + this.start;
 
if ( this.options.step ) {
this.options.step.call( this.elem, this.now, this );
}
 
if ( hooks && hooks.set ) {
hooks.set( this );
} else {
Tween.propHooks._default.set( this );
}
return this;
}
};
 
Tween.prototype.init.prototype = Tween.prototype;
 
Tween.propHooks = {
_default: {
get: function( tween ) {
var result;
 
if ( tween.elem[ tween.prop ] != null &&
(!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
return tween.elem[ tween.prop ];
}
 
// passing an empty string as a 3rd parameter to .css will automatically
// attempt a parseFloat and fallback to a string if the parse fails
// so, simple values such as "10px" are parsed to Float.
// complex values such as "rotate(1rad)" are returned as is.
result = jQuery.css( tween.elem, tween.prop, "" );
// Empty strings, null, undefined and "auto" are converted to 0.
return !result || result === "auto" ? 0 : result;
},
set: function( tween ) {
// use step hook for back compat - use cssHook if its there - use .style if its
// available and use plain properties where available
if ( jQuery.fx.step[ tween.prop ] ) {
jQuery.fx.step[ tween.prop ]( tween );
} else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
} else {
tween.elem[ tween.prop ] = tween.now;
}
}
}
};
 
// Support: IE <=9
// 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;
}
};
 
jQuery.fx = Tween.prototype.init;
 
// Back Compat <1.8 extension point
jQuery.fx.step = {};
 
 
 
 
var
fxNow, timerId,
rfxtypes = /^(?:toggle|show|hide)$/,
rfxnum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ),
rrun = /queueHooks$/,
animationPrefilters = [ defaultPrefilter ],
tweeners = {
"*": [ function( prop, value ) {
var tween = this.createTween( prop, value ),
target = tween.cur(),
parts = rfxnum.exec( value ),
unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
 
// Starting value computation is required for potential unit mismatches
start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) &&
rfxnum.exec( jQuery.css( tween.elem, prop ) ),
scale = 1,
maxIterations = 20;
 
if ( start && start[ 3 ] !== unit ) {
// Trust units reported by jQuery.css
unit = unit || start[ 3 ];
 
// Make sure we update the tween properties later on
parts = parts || [];
 
// Iteratively approximate from a nonzero starting point
start = +target || 1;
 
do {
// If previous iteration zeroed out, double until we get *something*
// Use a string for doubling factor so we don't accidentally see scale as unchanged below
scale = scale || ".5";
 
// Adjust and apply
start = start / scale;
jQuery.style( tween.elem, prop, start + unit );
 
// Update scale, tolerating zero or NaN from tween.cur()
// And breaking the loop if scale is unchanged or perfect, or if we've just had enough
} while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
}
 
// Update tween properties
if ( parts ) {
start = tween.start = +start || +target || 0;
tween.unit = unit;
// If a +=/-= token was provided, we're doing a relative animation
tween.end = parts[ 1 ] ?
start + ( parts[ 1 ] + 1 ) * parts[ 2 ] :
+parts[ 2 ];
}
 
return tween;
} ]
};
 
// Animations created synchronously will run synchronously
function createFxNow() {
setTimeout(function() {
fxNow = undefined;
});
return ( fxNow = jQuery.now() );
}
 
// Generate parameters to create a standard animation
function genFx( type, includeWidth ) {
var which,
attrs = { height: type },
i = 0;
 
// if we include width, step value is 1 to do all cssExpand values,
// if we don't include width, step value is 2 to skip over Left and Right
includeWidth = includeWidth ? 1 : 0;
for ( ; i < 4 ; i += 2 - includeWidth ) {
which = cssExpand[ i ];
attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
}
 
if ( includeWidth ) {
attrs.opacity = attrs.width = type;
}
 
return attrs;
}
 
function createTween( value, prop, animation ) {
var tween,
collection = ( tweeners[ prop ] || [] ).concat( 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 ) {
/* jshint validthis: true */
var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay,
anim = this,
orig = {},
style = elem.style,
hidden = elem.nodeType && isHidden( elem ),
dataShow = jQuery._data( elem, "fxshow" );
 
// handle queue: false promises
if ( !opts.queue ) {
hooks = jQuery._queueHooks( elem, "fx" );
if ( hooks.unqueued == null ) {
hooks.unqueued = 0;
oldfire = hooks.empty.fire;
hooks.empty.fire = function() {
if ( !hooks.unqueued ) {
oldfire();
}
};
}
hooks.unqueued++;
 
anim.always(function() {
// doing this makes sure that the complete handler will be called
// before this completes
anim.always(function() {
hooks.unqueued--;
if ( !jQuery.queue( elem, "fx" ).length ) {
hooks.empty.fire();
}
});
});
}
 
// height/width overflow pass
if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
// Make sure that nothing sneaks out
// Record all 3 overflow attributes because IE does not
// change the overflow attribute when overflowX and
// overflowY are set to the same value
opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
 
// Set display property to inline-block for height/width
// animations on inline elements that are having width/height animated
display = jQuery.css( elem, "display" );
 
// Test default display if display is currently "none"
checkDisplay = display === "none" ?
jQuery._data( elem, "olddisplay" ) || defaultDisplay( elem.nodeName ) : display;
 
if ( checkDisplay === "inline" && jQuery.css( elem, "float" ) === "none" ) {
 
// inline-level elements accept inline-block;
// block-level elements need to be inline with layout
if ( !support.inlineBlockNeedsLayout || defaultDisplay( elem.nodeName ) === "inline" ) {
style.display = "inline-block";
} else {
style.zoom = 1;
}
}
}
 
if ( opts.overflow ) {
style.overflow = "hidden";
if ( !support.shrinkWrapBlocks() ) {
anim.always(function() {
style.overflow = opts.overflow[ 0 ];
style.overflowX = opts.overflow[ 1 ];
style.overflowY = opts.overflow[ 2 ];
});
}
}
 
// show/hide pass
for ( prop in props ) {
value = props[ prop ];
if ( rfxtypes.exec( value ) ) {
delete props[ prop ];
toggle = toggle || value === "toggle";
if ( value === ( hidden ? "hide" : "show" ) ) {
 
// If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden
if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
hidden = true;
} else {
continue;
}
}
orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
 
// Any non-fx value stops us from restoring the original display value
} else {
display = undefined;
}
}
 
if ( !jQuery.isEmptyObject( orig ) ) {
if ( dataShow ) {
if ( "hidden" in dataShow ) {
hidden = dataShow.hidden;
}
} else {
dataShow = jQuery._data( elem, "fxshow", {} );
}
 
// store state if its toggle - enables .stop().toggle() to "reverse"
if ( toggle ) {
dataShow.hidden = !hidden;
}
if ( hidden ) {
jQuery( elem ).show();
} else {
anim.done(function() {
jQuery( elem ).hide();
});
}
anim.done(function() {
var prop;
jQuery._removeData( elem, "fxshow" );
for ( prop in orig ) {
jQuery.style( elem, prop, orig[ prop ] );
}
});
for ( prop in orig ) {
tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
 
if ( !( prop in dataShow ) ) {
dataShow[ prop ] = tween.start;
if ( hidden ) {
tween.end = tween.start;
tween.start = prop === "width" || prop === "height" ? 1 : 0;
}
}
}
 
// If this is a noop like .hide().hide(), restore an overwritten display value
} else if ( (display === "none" ? defaultDisplay( elem.nodeName ) : display) === "inline" ) {
style.display = display;
}
}
 
function propFilter( props, specialEasing ) {
var index, name, easing, value, hooks;
 
// camelCase, specialEasing and expand cssHook pass
for ( index in props ) {
name = jQuery.camelCase( index );
easing = specialEasing[ name ];
value = props[ index ];
if ( jQuery.isArray( value ) ) {
easing = value[ 1 ];
value = props[ index ] = value[ 0 ];
}
 
if ( index !== name ) {
props[ name ] = value;
delete props[ index ];
}
 
hooks = jQuery.cssHooks[ name ];
if ( hooks && "expand" in hooks ) {
value = hooks.expand( value );
delete props[ name ];
 
// not quite $.extend, this wont overwrite keys already present.
// also - reusing 'index' from above because we have the correct "name"
for ( index in value ) {
if ( !( index in props ) ) {
props[ index ] = value[ index ];
specialEasing[ index ] = easing;
}
}
} else {
specialEasing[ name ] = easing;
}
}
}
 
function Animation( elem, properties, options ) {
var result,
stopped,
index = 0,
length = animationPrefilters.length,
deferred = jQuery.Deferred().always( function() {
// don't match elem in the :animated selector
delete tick.elem;
}),
tick = function() {
if ( stopped ) {
return false;
}
var currentTime = fxNow || createFxNow(),
remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
// archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
temp = remaining / animation.duration || 0,
percent = 1 - temp,
index = 0,
length = animation.tweens.length;
 
for ( ; index < length ; index++ ) {
animation.tweens[ index ].run( percent );
}
 
deferred.notifyWith( elem, [ animation, percent, remaining ]);
 
if ( percent < 1 && length ) {
return remaining;
} else {
deferred.resolveWith( elem, [ animation ] );
return false;
}
},
animation = deferred.promise({
elem: elem,
props: jQuery.extend( {}, properties ),
opts: jQuery.extend( true, { specialEasing: {} }, options ),
originalProperties: properties,
originalOptions: options,
startTime: fxNow || createFxNow(),
duration: options.duration,
tweens: [],
createTween: function( prop, end ) {
var tween = jQuery.Tween( elem, animation.opts, prop, end,
animation.opts.specialEasing[ prop ] || animation.opts.easing );
animation.tweens.push( tween );
return tween;
},
stop: function( gotoEnd ) {
var index = 0,
// if we are going to the end, we want to run all the tweens
// otherwise we skip this part
length = gotoEnd ? animation.tweens.length : 0;
if ( stopped ) {
return this;
}
stopped = true;
for ( ; index < length ; index++ ) {
animation.tweens[ index ].run( 1 );
}
 
// resolve when we played the last frame
// otherwise, reject
if ( gotoEnd ) {
deferred.resolveWith( elem, [ animation, gotoEnd ] );
} else {
deferred.rejectWith( elem, [ animation, gotoEnd ] );
}
return this;
}
}),
props = animation.props;
 
propFilter( props, animation.opts.specialEasing );
 
for ( ; index < length ; index++ ) {
result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
if ( result ) {
return result;
}
}
 
jQuery.map( props, createTween, animation );
 
if ( jQuery.isFunction( animation.opts.start ) ) {
animation.opts.start.call( elem, animation );
}
 
jQuery.fx.timer(
jQuery.extend( tick, {
elem: elem,
anim: animation,
queue: animation.opts.queue
})
);
 
// attach callbacks from options
return animation.progress( animation.opts.progress )
.done( animation.opts.done, animation.opts.complete )
.fail( animation.opts.fail )
.always( animation.opts.always );
}
 
jQuery.Animation = jQuery.extend( Animation, {
tweener: function( props, callback ) {
if ( jQuery.isFunction( props ) ) {
callback = props;
props = [ "*" ];
} else {
props = props.split(" ");
}
 
var prop,
index = 0,
length = props.length;
 
for ( ; index < length ; index++ ) {
prop = props[ index ];
tweeners[ prop ] = tweeners[ prop ] || [];
tweeners[ prop ].unshift( callback );
}
},
 
prefilter: function( callback, prepend ) {
if ( prepend ) {
animationPrefilters.unshift( callback );
} else {
animationPrefilters.push( callback );
}
}
});
 
jQuery.speed = function( speed, easing, fn ) {
var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
complete: fn || !fn && easing ||
jQuery.isFunction( speed ) && speed,
duration: speed,
easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
};
 
opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
 
// normalize opt.queue - true/undefined/null -> "fx"
if ( opt.queue == null || opt.queue === true ) {
opt.queue = "fx";
}
 
// Queueing
opt.old = opt.complete;
 
opt.complete = function() {
if ( jQuery.isFunction( opt.old ) ) {
opt.old.call( this );
}
 
if ( opt.queue ) {
jQuery.dequeue( this, opt.queue );
}
};
 
return opt;
};
 
jQuery.fn.extend({
fadeTo: function( speed, to, easing, callback ) {
 
// show any hidden elements after setting opacity to 0
return this.filter( isHidden ).css( "opacity", 0 ).show()
 
// animate to the value specified
.end().animate({ opacity: to }, speed, easing, callback );
},
animate: function( prop, speed, easing, callback ) {
var empty = jQuery.isEmptyObject( prop ),
optall = jQuery.speed( speed, easing, callback ),
doAnimation = function() {
// Operate on a copy of prop so per-property easing won't be lost
var anim = Animation( this, jQuery.extend( {}, prop ), optall );
 
// Empty animations, or finishing resolves immediately
if ( empty || jQuery._data( this, "finish" ) ) {
anim.stop( true );
}
};
doAnimation.finish = doAnimation;
 
return empty || optall.queue === false ?
this.each( doAnimation ) :
this.queue( optall.queue, doAnimation );
},
stop: function( type, clearQueue, gotoEnd ) {
var stopQueue = function( hooks ) {
var stop = hooks.stop;
delete hooks.stop;
stop( gotoEnd );
};
 
if ( typeof type !== "string" ) {
gotoEnd = clearQueue;
clearQueue = type;
type = undefined;
}
if ( clearQueue && type !== false ) {
this.queue( type || "fx", [] );
}
 
return this.each(function() {
var dequeue = true,
index = type != null && type + "queueHooks",
timers = jQuery.timers,
data = jQuery._data( this );
 
if ( index ) {
if ( data[ index ] && data[ index ].stop ) {
stopQueue( data[ index ] );
}
} else {
for ( index in data ) {
if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
stopQueue( data[ index ] );
}
}
}
 
for ( index = timers.length; index--; ) {
if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
timers[ index ].anim.stop( gotoEnd );
dequeue = false;
timers.splice( index, 1 );
}
}
 
// start the next in the queue if the last step wasn't forced
// timers currently will call their complete callbacks, which will dequeue
// but only if they were gotoEnd
if ( dequeue || !gotoEnd ) {
jQuery.dequeue( this, type );
}
});
},
finish: function( type ) {
if ( type !== false ) {
type = type || "fx";
}
return this.each(function() {
var index,
data = jQuery._data( this ),
queue = data[ type + "queue" ],
hooks = data[ type + "queueHooks" ],
timers = jQuery.timers,
length = queue ? queue.length : 0;
 
// enable finishing flag on private data
data.finish = true;
 
// empty the queue first
jQuery.queue( this, type, [] );
 
if ( hooks && hooks.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,
timers = jQuery.timers,
i = 0;
 
fxNow = jQuery.now();
 
for ( ; i < timers.length; i++ ) {
timer = timers[ i ];
// Checks the timer has not already been removed
if ( !timer() && timers[ i ] === timer ) {
timers.splice( i--, 1 );
}
}
 
if ( !timers.length ) {
jQuery.fx.stop();
}
fxNow = undefined;
};
 
jQuery.fx.timer = function( timer ) {
jQuery.timers.push( timer );
if ( timer() ) {
jQuery.fx.start();
} else {
jQuery.timers.pop();
}
};
 
jQuery.fx.interval = 13;
 
jQuery.fx.start = function() {
if ( !timerId ) {
timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
}
};
 
jQuery.fx.stop = function() {
clearInterval( timerId );
timerId = null;
};
 
jQuery.fx.speeds = {
slow: 600,
fast: 200,
// Default speed
_default: 400
};
 
 
// Based off of the plugin by Clint Helfers, with permission.
// 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 = setTimeout( next, time );
hooks.stop = function() {
clearTimeout( timeout );
};
});
};
 
 
(function() {
// Minified: var a,b,c,d,e
var input, div, select, a, opt;
 
// Setup
div = document.createElement( "div" );
div.setAttribute( "className", "t" );
div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
a = div.getElementsByTagName("a")[ 0 ];
 
// First batch of tests.
select = document.createElement("select");
opt = select.appendChild( document.createElement("option") );
input = div.getElementsByTagName("input")[ 0 ];
 
a.style.cssText = "top:1px";
 
// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
support.getSetAttribute = div.className !== "t";
 
// Get the style information from getAttribute
// (IE uses .cssText instead)
support.style = /top/.test( a.getAttribute("style") );
 
// Make sure that URLs aren't manipulated
// (IE normalizes it by default)
support.hrefNormalized = a.getAttribute("href") === "/a";
 
// Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
support.checkOn = !!input.value;
 
// Make sure that a selected-by-default option has a working selected property.
// (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
support.optSelected = opt.selected;
 
// Tests for enctype support on a form (#6743)
support.enctype = !!document.createElement("form").enctype;
 
// Make sure that the options inside disabled selects aren't marked as disabled
// (WebKit marks them as disabled)
select.disabled = true;
support.optDisabled = !opt.disabled;
 
// Support: IE8 only
// Check if we can trust getAttribute("value")
input = document.createElement( "input" );
input.setAttribute( "value", "" );
support.input = input.getAttribute( "value" ) === "";
 
// Check if an input maintains its value after becoming a radio
input.value = "t";
input.setAttribute( "type", "radio" );
support.radioValue = input.value === "t";
})();
 
 
var rreturn = /\r/g;
 
jQuery.fn.extend({
val: function( value ) {
var hooks, ret, isFunction,
elem = this[0];
 
if ( !arguments.length ) {
if ( elem ) {
hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
 
if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
return ret;
}
 
ret = elem.value;
 
return typeof ret === "string" ?
// handle most common string cases
ret.replace(rreturn, "") :
// handle cases where value is null/undef or number
ret == null ? "" : ret;
}
 
return;
}
 
isFunction = jQuery.isFunction( value );
 
return this.each(function( i ) {
var val;
 
if ( this.nodeType !== 1 ) {
return;
}
 
if ( isFunction ) {
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 ( jQuery.isArray( val ) ) {
val = jQuery.map( val, function( value ) {
return value == null ? "" : value + "";
});
}
 
hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
 
// If set returns undefined, fall back to normal setting
if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
this.value = val;
}
});
}
});
 
jQuery.extend({
valHooks: {
option: {
get: function( elem ) {
var val = jQuery.find.attr( elem, "value" );
return val != null ?
val :
// Support: IE10-11+
// option.text throws exceptions (#14686, #14858)
jQuery.trim( jQuery.text( elem ) );
}
},
select: {
get: function( elem ) {
var value, option,
options = elem.options,
index = elem.selectedIndex,
one = elem.type === "select-one" || index < 0,
values = one ? null : [],
max = one ? index + 1 : options.length,
i = index < 0 ?
max :
one ? index : 0;
 
// Loop through all the selected options
for ( ; i < max; i++ ) {
option = options[ i ];
 
// oldIE doesn't update selected after form reset (#2551)
if ( ( option.selected || i === index ) &&
// Don't return options that are disabled or in a disabled optgroup
( support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
 
// Get the specific value for the option
value = jQuery( option ).val();
 
// We don't need an array for one selects
if ( one ) {
return value;
}
 
// Multi-Selects return an array
values.push( value );
}
}
 
return values;
},
 
set: function( elem, value ) {
var optionSet, option,
options = elem.options,
values = jQuery.makeArray( value ),
i = options.length;
 
while ( i-- ) {
option = options[ i ];
 
if ( jQuery.inArray( jQuery.valHooks.option.get( option ), values ) >= 0 ) {
 
// Support: IE6
// When new option element is added to select box we need to
// force reflow of newly added node in order to workaround delay
// of initialization properties
try {
option.selected = optionSet = true;
 
} catch ( _ ) {
 
// Will be executed only in IE6
option.scrollHeight;
}
 
} else {
option.selected = false;
}
}
 
// Force browsers to behave consistently when non-matching value is set
if ( !optionSet ) {
elem.selectedIndex = -1;
}
 
return options;
}
}
}
});
 
// Radios and checkboxes getter/setter
jQuery.each([ "radio", "checkbox" ], function() {
jQuery.valHooks[ this ] = {
set: function( elem, value ) {
if ( jQuery.isArray( value ) ) {
return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
}
}
};
if ( !support.checkOn ) {
jQuery.valHooks[ this ].get = function( elem ) {
// Support: Webkit
// "" is returned instead of "on" if a value isn't specified
return elem.getAttribute("value") === null ? "on" : elem.value;
};
}
});
 
 
 
 
var nodeHook, boolHook,
attrHandle = jQuery.expr.attrHandle,
ruseDefault = /^(?:checked|selected)$/i,
getSetAttribute = support.getSetAttribute,
getSetInput = support.input;
 
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 hooks, ret,
nType = elem.nodeType;
 
// don't get/set attributes on text, comment and attribute nodes
if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
return;
}
 
// Fallback to prop when attributes are not supported
if ( typeof elem.getAttribute === strundefined ) {
return jQuery.prop( elem, name, value );
}
 
// All attributes are lowercase
// Grab necessary hook if one is defined
if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
name = name.toLowerCase();
hooks = jQuery.attrHooks[ name ] ||
( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
}
 
if ( value !== undefined ) {
 
if ( value === null ) {
jQuery.removeAttr( elem, name );
 
} else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
return ret;
 
} else {
elem.setAttribute( name, value + "" );
return value;
}
 
} else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
return ret;
 
} else {
ret = jQuery.find.attr( elem, name );
 
// Non-existent attributes return null, we normalize to undefined
return ret == null ?
undefined :
ret;
}
},
 
removeAttr: function( elem, value ) {
var name, propName,
i = 0,
attrNames = value && value.match( rnotwhite );
 
if ( attrNames && elem.nodeType === 1 ) {
while ( (name = attrNames[i++]) ) {
propName = jQuery.propFix[ name ] || name;
 
// Boolean attributes get special treatment (#10870)
if ( jQuery.expr.match.bool.test( name ) ) {
// Set corresponding property to false
if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
elem[ propName ] = false;
// Support: IE<9
// Also clear defaultChecked/defaultSelected (if appropriate)
} else {
elem[ jQuery.camelCase( "default-" + name ) ] =
elem[ propName ] = false;
}
 
// See #9699 for explanation of this approach (setting first, then removal)
} else {
jQuery.attr( elem, name, "" );
}
 
elem.removeAttribute( getSetAttribute ? name : propName );
}
}
},
 
attrHooks: {
type: {
set: function( elem, value ) {
if ( !support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
// Setting the type on a radio button after the value resets the value in IE6-9
// Reset value to default in case type is set after value during creation
var val = elem.value;
elem.setAttribute( "type", value );
if ( val ) {
elem.value = val;
}
return value;
}
}
}
}
});
 
// Hook for boolean attributes
boolHook = {
set: function( elem, value, name ) {
if ( value === false ) {
// Remove boolean attributes when set to false
jQuery.removeAttr( elem, name );
} else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
// IE<8 needs the *property* name
elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );
 
// Use defaultChecked and defaultSelected for oldIE
} else {
elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
}
 
return name;
}
};
 
// Retrieve booleans specially
jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
 
var getter = attrHandle[ name ] || jQuery.find.attr;
 
attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ?
function( elem, name, isXML ) {
var ret, handle;
if ( !isXML ) {
// Avoid an infinite loop by temporarily removing this function from the getter
handle = attrHandle[ name ];
attrHandle[ name ] = ret;
ret = getter( elem, name, isXML ) != null ?
name.toLowerCase() :
null;
attrHandle[ name ] = handle;
}
return ret;
} :
function( elem, name, isXML ) {
if ( !isXML ) {
return elem[ jQuery.camelCase( "default-" + name ) ] ?
name.toLowerCase() :
null;
}
};
});
 
// fix oldIE attroperties
if ( !getSetInput || !getSetAttribute ) {
jQuery.attrHooks.value = {
set: function( elem, value, name ) {
if ( jQuery.nodeName( elem, "input" ) ) {
// Does not return so that setAttribute is also used
elem.defaultValue = value;
} else {
// Use nodeHook if defined (#1954); otherwise setAttribute is fine
return nodeHook && nodeHook.set( elem, value, name );
}
}
};
}
 
// IE6/7 do not support getting/setting some attributes with get/setAttribute
if ( !getSetAttribute ) {
 
// Use this for any attribute in IE6/7
// This fixes almost every IE6/7 issue
nodeHook = {
set: function( elem, value, name ) {
// Set the existing or create a new attribute node
var ret = elem.getAttributeNode( name );
if ( !ret ) {
elem.setAttributeNode(
(ret = elem.ownerDocument.createAttribute( name ))
);
}
 
ret.value = value += "";
 
// Break association with cloned elements by also using setAttribute (#9646)
if ( name === "value" || value === elem.getAttribute( name ) ) {
return value;
}
}
};
 
// Some attributes are constructed with empty-string values when not defined
attrHandle.id = attrHandle.name = attrHandle.coords =
function( elem, name, isXML ) {
var ret;
if ( !isXML ) {
return (ret = elem.getAttributeNode( name )) && ret.value !== "" ?
ret.value :
null;
}
};
 
// Fixing value retrieval on a button requires this module
jQuery.valHooks.button = {
get: function( elem, name ) {
var ret = elem.getAttributeNode( name );
if ( ret && ret.specified ) {
return ret.value;
}
},
set: nodeHook.set
};
 
// Set contenteditable to false on removals(#10429)
// Setting to empty string throws an error as an invalid value
jQuery.attrHooks.contenteditable = {
set: function( elem, value, name ) {
nodeHook.set( elem, value === "" ? false : value, name );
}
};
 
// Set width and height to auto instead of 0 on empty string( Bug #8150 )
// This is for removals
jQuery.each([ "width", "height" ], function( i, name ) {
jQuery.attrHooks[ name ] = {
set: function( elem, value ) {
if ( value === "" ) {
elem.setAttribute( name, "auto" );
return value;
}
}
};
});
}
 
if ( !support.style ) {
jQuery.attrHooks.style = {
get: function( elem ) {
// Return undefined in the case of empty string
// Note: IE uppercases css property names, but if we were to .toLowerCase()
// .cssText, that would destroy case senstitivity in URL's, like in "background"
return elem.style.cssText || undefined;
},
set: function( elem, value ) {
return ( elem.style.cssText = value + "" );
}
};
}
 
 
 
 
var rfocusable = /^(?:input|select|textarea|button|object)$/i,
rclickable = /^(?:a|area)$/i;
 
jQuery.fn.extend({
prop: function( name, value ) {
return access( this, jQuery.prop, name, value, arguments.length > 1 );
},
 
removeProp: function( name ) {
name = jQuery.propFix[ name ] || name;
return this.each(function() {
// try/catch handles cases where IE balks (such as removing a property on window)
try {
this[ name ] = undefined;
delete this[ name ];
} catch( e ) {}
});
}
});
 
jQuery.extend({
propFix: {
"for": "htmlFor",
"class": "className"
},
 
prop: function( elem, name, value ) {
var ret, hooks, notxml,
nType = elem.nodeType;
 
// don't get/set properties on text, comment and attribute nodes
if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
return;
}
 
notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
 
if ( notxml ) {
// Fix name and attach hooks
name = jQuery.propFix[ name ] || name;
hooks = jQuery.propHooks[ name ];
}
 
if ( value !== undefined ) {
return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
ret :
( elem[ name ] = value );
 
} else {
return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
ret :
elem[ name ];
}
},
 
propHooks: {
tabIndex: {
get: function( elem ) {
// elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
// http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
// Use proper attribute retrieval(#12072)
var tabindex = jQuery.find.attr( elem, "tabindex" );
 
return tabindex ?
parseInt( tabindex, 10 ) :
rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
0 :
-1;
}
}
}
});
 
// Some attributes require a special call on IE
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !support.hrefNormalized ) {
// href/src property should get the full normalized URL (#10299/#12915)
jQuery.each([ "href", "src" ], function( i, name ) {
jQuery.propHooks[ name ] = {
get: function( elem ) {
return elem.getAttribute( name, 4 );
}
};
});
}
 
// Support: Safari, IE9+
// mis-reports the default selected property of an option
// Accessing the parent's selectedIndex property fixes it
if ( !support.optSelected ) {
jQuery.propHooks.selected = {
get: function( elem ) {
var parent = elem.parentNode;
 
if ( parent ) {
parent.selectedIndex;
 
// Make sure that it also works with optgroups, see #5701
if ( parent.parentNode ) {
parent.parentNode.selectedIndex;
}
}
return null;
}
};
}
 
jQuery.each([
"tabIndex",
"readOnly",
"maxLength",
"cellSpacing",
"cellPadding",
"rowSpan",
"colSpan",
"useMap",
"frameBorder",
"contentEditable"
], function() {
jQuery.propFix[ this.toLowerCase() ] = this;
});
 
// IE6/7 call enctype encoding
if ( !support.enctype ) {
jQuery.propFix.enctype = "encoding";
}
 
 
 
 
var rclass = /[\t\r\n\f]/g;
 
jQuery.fn.extend({
addClass: function( value ) {
var classes, elem, cur, clazz, j, finalValue,
i = 0,
len = this.length,
proceed = typeof value === "string" && value;
 
if ( jQuery.isFunction( value ) ) {
return this.each(function( j ) {
jQuery( this ).addClass( value.call( this, j, this.className ) );
});
}
 
if ( proceed ) {
// The disjunction here is for better compressibility (see removeClass)
classes = ( value || "" ).match( rnotwhite ) || [];
 
for ( ; i < len; i++ ) {
elem = this[ i ];
cur = elem.nodeType === 1 && ( elem.className ?
( " " + elem.className + " " ).replace( rclass, " " ) :
" "
);
 
if ( cur ) {
j = 0;
while ( (clazz = classes[j++]) ) {
if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
cur += clazz + " ";
}
}
 
// only assign if different to avoid unneeded rendering.
finalValue = jQuery.trim( cur );
if ( elem.className !== finalValue ) {
elem.className = finalValue;
}
}
}
}
 
return this;
},
 
removeClass: function( value ) {
var classes, elem, cur, clazz, j, finalValue,
i = 0,
len = this.length,
proceed = arguments.length === 0 || typeof value === "string" && value;
 
if ( jQuery.isFunction( value ) ) {
return this.each(function( j ) {
jQuery( this ).removeClass( value.call( this, j, this.className ) );
});
}
if ( proceed ) {
classes = ( value || "" ).match( rnotwhite ) || [];
 
for ( ; i < len; i++ ) {
elem = this[ i ];
// This expression is here for better compressibility (see addClass)
cur = elem.nodeType === 1 && ( elem.className ?
( " " + elem.className + " " ).replace( rclass, " " ) :
""
);
 
if ( cur ) {
j = 0;
while ( (clazz = classes[j++]) ) {
// Remove *all* instances
while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
cur = cur.replace( " " + clazz + " ", " " );
}
}
 
// only assign if different to avoid unneeded rendering.
finalValue = value ? jQuery.trim( cur ) : "";
if ( elem.className !== finalValue ) {
elem.className = finalValue;
}
}
}
}
 
return this;
},
 
toggleClass: function( value, stateVal ) {
var type = typeof value;
 
if ( typeof stateVal === "boolean" && type === "string" ) {
return stateVal ? this.addClass( value ) : this.removeClass( value );
}
 
if ( jQuery.isFunction( value ) ) {
return this.each(function( i ) {
jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
});
}
 
return this.each(function() {
if ( type === "string" ) {
// toggle individual class names
var className,
i = 0,
self = jQuery( this ),
classNames = value.match( rnotwhite ) || [];
 
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 ( type === strundefined || type === "boolean" ) {
if ( this.className ) {
// store className if set
jQuery._data( this, "__className__", this.className );
}
 
// If the element has a class name or if we're passed "false",
// then remove the whole classname (if there was one, the above saved it).
// Otherwise bring back whatever was previously saved (if anything),
// falling back to the empty string if nothing was stored.
this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
}
});
},
 
hasClass: function( selector ) {
var className = " " + selector + " ",
i = 0,
l = this.length;
for ( ; i < l; i++ ) {
if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
return true;
}
}
 
return false;
}
});
 
 
 
 
// Return jQuery for attributes-only inclusion
 
 
jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
"change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
 
// Handle event binding
jQuery.fn[ name ] = function( data, fn ) {
return arguments.length > 0 ?
this.on( name, null, data, fn ) :
this.trigger( name );
};
});
 
jQuery.fn.extend({
hover: function( fnOver, fnOut ) {
return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
},
 
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 );
}
});
 
 
var nonce = jQuery.now();
 
var rquery = (/\?/);
 
 
 
var rvalidtokens = /(,)|(\[|{)|(}|])|"(?:[^"\\\r\n]|\\["\\\/bfnrt]|\\u[\da-fA-F]{4})*"\s*:?|true|false|null|-?(?!0\d)\d+(?:\.\d+|)(?:[eE][+-]?\d+|)/g;
 
jQuery.parseJSON = function( data ) {
// Attempt to parse using the native JSON parser first
if ( window.JSON && window.JSON.parse ) {
// Support: Android 2.3
// Workaround failure to string-cast null input
return window.JSON.parse( data + "" );
}
 
var requireNonComma,
depth = null,
str = jQuery.trim( data + "" );
 
// Guard against invalid (and possibly dangerous) input by ensuring that nothing remains
// after removing valid tokens
return str && !jQuery.trim( str.replace( rvalidtokens, function( token, comma, open, close ) {
 
// Force termination if we see a misplaced comma
if ( requireNonComma && comma ) {
depth = 0;
}
 
// Perform no more replacements after returning to outermost depth
if ( depth === 0 ) {
return token;
}
 
// Commas must not follow "[", "{", or ","
requireNonComma = open || comma;
 
// Determine new depth
// array/object open ("[" or "{"): depth += true - false (increment)
// array/object close ("]" or "}"): depth += false - true (decrement)
// other cases ("," or primitive): depth += true - true (numeric cast)
depth += !close - !open;
 
// Remove this token
return "";
}) ) ?
( Function( "return " + str ) )() :
jQuery.error( "Invalid JSON: " + data );
};
 
 
// Cross-browser xml parsing
jQuery.parseXML = function( data ) {
var xml, tmp;
if ( !data || typeof data !== "string" ) {
return null;
}
try {
if ( window.DOMParser ) { // Standard
tmp = new DOMParser();
xml = tmp.parseFromString( data, "text/xml" );
} else { // IE
xml = new ActiveXObject( "Microsoft.XMLDOM" );
xml.async = "false";
xml.loadXML( data );
}
} catch( e ) {
xml = undefined;
}
if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
jQuery.error( "Invalid XML: " + data );
}
return xml;
};
 
 
var
// Document location
ajaxLocParts,
ajaxLocation,
 
rhash = /#.*$/,
rts = /([?&])_=[^&]*/,
rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
// #7653, #8125, #8152: local protocol detection
rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
rnoContent = /^(?:GET|HEAD)$/,
rprotocol = /^\/\//,
rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/,
 
/* Prefilters
* 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
* 2) These are called:
* - BEFORE asking for a transport
* - AFTER param serialization (s.data is a string if s.processData is true)
* 3) key is the dataType
* 4) the catchall symbol "*" can be used
* 5) execution will start with transport dataType and THEN continue down to "*" if needed
*/
prefilters = {},
 
/* Transports bindings
* 1) key is the dataType
* 2) the catchall symbol "*" can be used
* 3) selection will start with transport dataType and THEN go to "*" if needed
*/
transports = {},
 
// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
allTypes = "*/".concat("*");
 
// #8138, IE may throw an exception when accessing
// a field from window.location if document.domain has been set
try {
ajaxLocation = location.href;
} catch( e ) {
// Use the href attribute of an A element
// since IE will modify it given document.location
ajaxLocation = document.createElement( "a" );
ajaxLocation.href = "";
ajaxLocation = ajaxLocation.href;
}
 
// Segment location into parts
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
 
// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
function addToPrefiltersOrTransports( structure ) {
 
// dataTypeExpression is optional and defaults to "*"
return function( dataTypeExpression, func ) {
 
if ( typeof dataTypeExpression !== "string" ) {
func = dataTypeExpression;
dataTypeExpression = "*";
}
 
var dataType,
i = 0,
dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || [];
 
if ( jQuery.isFunction( func ) ) {
// For each dataType in the dataTypeExpression
while ( (dataType = dataTypes[i++]) ) {
// Prepend if requested
if ( dataType.charAt( 0 ) === "+" ) {
dataType = dataType.slice( 1 ) || "*";
(structure[ dataType ] = structure[ dataType ] || []).unshift( func );
 
// Otherwise append
} else {
(structure[ dataType ] = structure[ dataType ] || []).push( func );
}
}
}
};
}
 
// Base inspection function for prefilters and transports
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
 
var inspected = {},
seekingTransport = ( structure === transports );
 
function inspect( dataType ) {
var selected;
inspected[ dataType ] = true;
jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
options.dataTypes.unshift( dataTypeOrTransport );
inspect( dataTypeOrTransport );
return false;
} else if ( seekingTransport ) {
return !( selected = dataTypeOrTransport );
}
});
return selected;
}
 
return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
}
 
// A special extend for ajax options
// that takes "flat" options (not to be deep extended)
// Fixes #9887
function ajaxExtend( target, src ) {
var deep, key,
flatOptions = jQuery.ajaxSettings.flatOptions || {};
 
for ( key in src ) {
if ( src[ key ] !== undefined ) {
( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
}
}
if ( deep ) {
jQuery.extend( true, target, deep );
}
 
return target;
}
 
/* 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 firstDataType, ct, finalDataType, type,
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: ajaxLocation,
type: "GET",
isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
global: true,
processData: true,
async: true,
contentType: "application/x-www-form-urlencoded; charset=UTF-8",
/*
timeout: 0,
data: null,
dataType: null,
username: null,
password: null,
cache: null,
throws: false,
traditional: false,
headers: {},
*/
 
accepts: {
"*": allTypes,
text: "text/plain",
html: "text/html",
xml: "application/xml, text/xml",
json: "application/json, text/javascript"
},
 
contents: {
xml: /xml/,
html: /html/,
json: /json/
},
 
responseFields: {
xml: "responseXML",
text: "responseText",
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": jQuery.parseJSON,
 
// Parse text as xml
"text xml": jQuery.parseXML
},
 
// For options that shouldn't be deep extended:
// you can add your own custom options here if
// and when you create one that shouldn't be
// deep extended (see ajaxExtend)
flatOptions: {
url: true,
context: true
}
},
 
// Creates a full fledged settings object into target
// with both ajaxSettings and settings fields.
// If target is omitted, writes into ajaxSettings.
ajaxSetup: function( target, settings ) {
return settings ?
 
// Building a settings object
ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
 
// Extending ajaxSettings
ajaxExtend( jQuery.ajaxSettings, target );
},
 
ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
ajaxTransport: addToPrefiltersOrTransports( transports ),
 
// Main method
ajax: function( url, options ) {
 
// If url is an object, simulate pre-1.5 signature
if ( typeof url === "object" ) {
options = url;
url = undefined;
}
 
// Force options to be an object
options = options || {};
 
var // Cross-domain detection vars
parts,
// Loop variable
i,
// URL without anti-cache param
cacheURL,
// Response headers as string
responseHeadersString,
// timeout handle
timeoutTimer,
 
// To know if global events are to be dispatched
fireGlobals,
 
transport,
// Response headers
responseHeaders,
// Create the final options object
s = jQuery.ajaxSetup( {}, options ),
// Callbacks context
callbackContext = s.context || s,
// Context for global events is callbackContext if it is a DOM node or jQuery collection
globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
jQuery( callbackContext ) :
jQuery.event,
// Deferreds
deferred = jQuery.Deferred(),
completeDeferred = jQuery.Callbacks("once memory"),
// Status-dependent callbacks
statusCode = s.statusCode || {},
// Headers (they are sent all at once)
requestHeaders = {},
requestHeadersNames = {},
// The jqXHR state
state = 0,
// Default abort message
strAbort = "canceled",
// Fake xhr
jqXHR = {
readyState: 0,
 
// Builds headers hashtable if needed
getResponseHeader: function( key ) {
var match;
if ( state === 2 ) {
if ( !responseHeaders ) {
responseHeaders = {};
while ( (match = rheaders.exec( responseHeadersString )) ) {
responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
}
}
match = responseHeaders[ key.toLowerCase() ];
}
return match == null ? null : match;
},
 
// Raw string
getAllResponseHeaders: function() {
return state === 2 ? responseHeadersString : null;
},
 
// Caches the header
setRequestHeader: function( name, value ) {
var lname = name.toLowerCase();
if ( !state ) {
name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
requestHeaders[ name ] = value;
}
return this;
},
 
// Overrides response content-type header
overrideMimeType: function( type ) {
if ( !state ) {
s.mimeType = type;
}
return this;
},
 
// Status-dependent callbacks
statusCode: function( map ) {
var code;
if ( map ) {
if ( state < 2 ) {
for ( code in map ) {
// Lazy-add the new callback in a way that preserves old ones
statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
}
} else {
// Execute the appropriate callbacks
jqXHR.always( map[ jqXHR.status ] );
}
}
return this;
},
 
// Cancel the request
abort: function( statusText ) {
var finalText = statusText || strAbort;
if ( transport ) {
transport.abort( finalText );
}
done( 0, finalText );
return this;
}
};
 
// Attach deferreds
deferred.promise( jqXHR ).complete = completeDeferred.add;
jqXHR.success = jqXHR.done;
jqXHR.error = jqXHR.fail;
 
// Remove hash character (#7531: and string promotion)
// Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
// Handle falsy url in the settings object (#10093: consistency with old signature)
// We also use the url parameter if available
s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
 
// Alias method option to type as per ticket #12004
s.type = options.method || options.type || s.method || s.type;
 
// Extract dataTypes list
s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ];
 
// A cross-domain request is in order when we have a protocol:host:port mismatch
if ( s.crossDomain == null ) {
parts = rurl.exec( s.url.toLowerCase() );
s.crossDomain = !!( parts &&
( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==
( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) )
);
}
 
// Convert data if not already a string
if ( s.data && s.processData && typeof s.data !== "string" ) {
s.data = jQuery.param( s.data, s.traditional );
}
 
// Apply prefilters
inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
 
// If request was aborted inside a prefilter, stop there
if ( state === 2 ) {
return jqXHR;
}
 
// We can fire global events as of now if asked to
// 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
cacheURL = s.url;
 
// More options handling for requests with no content
if ( !s.hasContent ) {
 
// If data is available, append data to url
if ( s.data ) {
cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
// #9682: remove data so that it's not used in an eventual retry
delete s.data;
}
 
// Add anti-cache in url if needed
if ( s.cache === false ) {
s.url = rts.test( cacheURL ) ?
 
// If there is already a '_' parameter, set its value
cacheURL.replace( rts, "$1_=" + nonce++ ) :
 
// Otherwise add one to the end
cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++;
}
}
 
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
if ( s.ifModified ) {
if ( jQuery.lastModified[ cacheURL ] ) {
jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
}
if ( jQuery.etag[ cacheURL ] ) {
jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
}
}
 
// Set the correct header, if data is being sent
if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
jqXHR.setRequestHeader( "Content-Type", s.contentType );
}
 
// Set the Accepts header for the server, depending on the dataType
jqXHR.setRequestHeader(
"Accept",
s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
s.accepts[ "*" ]
);
 
// Check for headers option
for ( i in s.headers ) {
jqXHR.setRequestHeader( i, s.headers[ i ] );
}
 
// Allow custom headers/mimetypes and early abort
if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
// Abort if not done already and return
return jqXHR.abort();
}
 
// aborting is no longer a cancellation
strAbort = "abort";
 
// Install callbacks on deferreds
for ( i in { success: 1, error: 1, complete: 1 } ) {
jqXHR[ i ]( s[ i ] );
}
 
// Get transport
transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
 
// If no transport, we auto-abort
if ( !transport ) {
done( -1, "No Transport" );
} else {
jqXHR.readyState = 1;
 
// Send global event
if ( fireGlobals ) {
globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
}
// Timeout
if ( s.async && s.timeout > 0 ) {
timeoutTimer = setTimeout(function() {
jqXHR.abort("timeout");
}, s.timeout );
}
 
try {
state = 1;
transport.send( requestHeaders, done );
} catch ( e ) {
// Propagate exception as error if not done
if ( state < 2 ) {
done( -1, e );
// Simply rethrow otherwise
} else {
throw e;
}
}
}
 
// Callback for when everything is done
function done( status, nativeStatusText, responses, headers ) {
var isSuccess, success, error, response, modified,
statusText = nativeStatusText;
 
// Called once
if ( state === 2 ) {
return;
}
 
// State is "done" now
state = 2;
 
// Clear timeout if it exists
if ( timeoutTimer ) {
clearTimeout( timeoutTimer );
}
 
// Dereference transport for early garbage collection
// (no matter how long the jqXHR object will be used)
transport = undefined;
 
// Cache response headers
responseHeadersString = headers || "";
 
// Set readyState
jqXHR.readyState = status > 0 ? 4 : 0;
 
// 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 {
// We extract error from statusText
// then normalize statusText and status for non-aborts
error = statusText;
if ( status || !statusText ) {
statusText = "error";
if ( status < 0 ) {
status = 0;
}
}
}
 
// Set data for the fake xhr object
jqXHR.status = status;
jqXHR.statusText = ( nativeStatusText || statusText ) + "";
 
// Success/Error
if ( isSuccess ) {
deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
} else {
deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
}
 
// Status-dependent callbacks
jqXHR.statusCode( statusCode );
statusCode = undefined;
 
if ( fireGlobals ) {
globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
[ jqXHR, s, isSuccess ? success : error ] );
}
 
// Complete
completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
 
if ( fireGlobals ) {
globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
// Handle the global AJAX counter
if ( !( --jQuery.active ) ) {
jQuery.event.trigger("ajaxStop");
}
}
}
 
return jqXHR;
},
 
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 ( jQuery.isFunction( data ) ) {
type = type || callback;
callback = data;
data = undefined;
}
 
return jQuery.ajax({
url: url,
type: method,
dataType: type,
data: data,
success: callback
});
};
});
 
 
jQuery._evalUrl = function( url ) {
return jQuery.ajax({
url: url,
type: "GET",
dataType: "script",
async: false,
global: false,
"throws": true
});
};
 
 
jQuery.fn.extend({
wrapAll: function( html ) {
if ( jQuery.isFunction( html ) ) {
return this.each(function(i) {
jQuery(this).wrapAll( html.call(this, i) );
});
}
 
if ( this[0] ) {
// The elements to wrap the target around
var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
 
if ( this[0].parentNode ) {
wrap.insertBefore( this[0] );
}
 
wrap.map(function() {
var elem = this;
 
while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
elem = elem.firstChild;
}
 
return elem;
}).append( this );
}
 
return this;
},
 
wrapInner: function( html ) {
if ( jQuery.isFunction( html ) ) {
return this.each(function(i) {
jQuery(this).wrapInner( html.call(this, i) );
});
}
 
return this.each(function() {
var self = jQuery( this ),
contents = self.contents();
 
if ( contents.length ) {
contents.wrapAll( html );
 
} else {
self.append( html );
}
});
},
 
wrap: function( html ) {
var isFunction = jQuery.isFunction( html );
 
return this.each(function(i) {
jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
});
},
 
unwrap: function() {
return this.parent().each(function() {
if ( !jQuery.nodeName( this, "body" ) ) {
jQuery( this ).replaceWith( this.childNodes );
}
}).end();
}
});
 
 
jQuery.expr.filters.hidden = function( elem ) {
// Support: Opera <= 12.12
// Opera reports offsetWidths and offsetHeights less than zero on some elements
return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
(!support.reliableHiddenOffsets() &&
((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
};
 
jQuery.expr.filters.visible = function( elem ) {
return !jQuery.expr.filters.hidden( elem );
};
 
 
 
 
var r20 = /%20/g,
rbracket = /\[\]$/,
rCRLF = /\r?\n/g,
rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
rsubmittable = /^(?:input|select|textarea|keygen)/i;
 
function buildParams( prefix, obj, traditional, add ) {
var name;
 
if ( jQuery.isArray( obj ) ) {
// Serialize array item.
jQuery.each( obj, function( i, v ) {
if ( traditional || rbracket.test( prefix ) ) {
// Treat each array item as a scalar.
add( prefix, v );
 
} else {
// Item is non-scalar (array or object), encode its numeric index.
buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
}
});
 
} else if ( !traditional && jQuery.type( obj ) === "object" ) {
// Serialize object item.
for ( name in obj ) {
buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
}
 
} else {
// Serialize scalar item.
add( prefix, obj );
}
}
 
// Serialize an array of form elements or a set of
// key/values into a query string
jQuery.param = function( a, traditional ) {
var prefix,
s = [],
add = function( key, value ) {
// If value is a function, invoke it and return its value
value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
};
 
// Set traditional to true for jQuery <= 1.3.2 behavior.
if ( traditional === undefined ) {
traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
}
 
// If an array was passed in, assume that it is an array of form elements.
if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
// Serialize the form elements
jQuery.each( a, function() {
add( this.name, this.value );
});
 
} else {
// If traditional, encode the "old" way (the way 1.3.2 or older
// did it), otherwise encode params recursively.
for ( prefix in a ) {
buildParams( prefix, a[ prefix ], traditional, add );
}
}
 
// Return the resulting serialization
return s.join( "&" ).replace( r20, "+" );
};
 
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();
 
return val == null ?
null :
jQuery.isArray( val ) ?
jQuery.map( val, function( val ) {
return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
}) :
{ name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
}).get();
}
});
 
 
// Create the request object
// (This is still attached to ajaxSettings for backward compatibility)
jQuery.ajaxSettings.xhr = window.ActiveXObject !== undefined ?
// Support: IE6+
function() {
 
// XHR cannot access local files, always use ActiveX for that case
return !this.isLocal &&
 
// Support: IE7-8
// oldIE XHR does not support non-RFC2616 methods (#13240)
// See http://msdn.microsoft.com/en-us/library/ie/ms536648(v=vs.85).aspx
// and http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9
// Although this check for six methods instead of eight
// since IE also does not support "trace" and "connect"
/^(get|post|head|put|delete|options)$/i.test( this.type ) &&
 
createStandardXHR() || createActiveXHR();
} :
// For all other browsers, use the standard XMLHttpRequest object
createStandardXHR;
 
var xhrId = 0,
xhrCallbacks = {},
xhrSupported = jQuery.ajaxSettings.xhr();
 
// Support: IE<10
// Open requests must be manually aborted on unload (#5280)
// See https://support.microsoft.com/kb/2856746 for more info
if ( window.attachEvent ) {
window.attachEvent( "onunload", function() {
for ( var key in xhrCallbacks ) {
xhrCallbacks[ key ]( undefined, true );
}
});
}
 
// Determine support properties
support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
xhrSupported = support.ajax = !!xhrSupported;
 
// Create transport if the browser can provide an xhr
if ( xhrSupported ) {
 
jQuery.ajaxTransport(function( options ) {
// Cross domain only allowed if supported through XMLHttpRequest
if ( !options.crossDomain || support.cors ) {
 
var callback;
 
return {
send: function( headers, complete ) {
var i,
xhr = options.xhr(),
id = ++xhrId;
 
// Open the socket
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 ) {
// Support: IE<9
// IE's ActiveXObject throws a 'Type Mismatch' exception when setting
// request header to a null-value.
//
// To keep consistent with other XHR implementations, cast the value
// to string and ignore `undefined`.
if ( headers[ i ] !== undefined ) {
xhr.setRequestHeader( i, headers[ i ] + "" );
}
}
 
// Do send the request
// This may raise an exception which is actually
// handled in jQuery.ajax (so no try/catch here)
xhr.send( ( options.hasContent && options.data ) || null );
 
// Listener
callback = function( _, isAbort ) {
var status, statusText, responses;
 
// Was never called and is aborted or complete
if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
// Clean up
delete xhrCallbacks[ id ];
callback = undefined;
xhr.onreadystatechange = jQuery.noop;
 
// Abort manually if needed
if ( isAbort ) {
if ( xhr.readyState !== 4 ) {
xhr.abort();
}
} else {
responses = {};
status = xhr.status;
 
// Support: IE<10
// Accessing binary-data responseText throws an exception
// (#11426)
if ( typeof xhr.responseText === "string" ) {
responses.text = xhr.responseText;
}
 
// Firefox throws an exception when accessing
// statusText for faulty cross-domain requests
try {
statusText = xhr.statusText;
} catch( e ) {
// We normalize with Webkit giving an empty statusText
statusText = "";
}
 
// Filter status for non standard behaviors
 
// If the request is local and we have data: assume a success
// (success with no data won't get notified, that's the best we
// can do given current implementations)
if ( !status && options.isLocal && !options.crossDomain ) {
status = responses.text ? 200 : 404;
// IE - #1450: sometimes returns 1223 when it should be 204
} else if ( status === 1223 ) {
status = 204;
}
}
}
 
// Call complete if needed
if ( responses ) {
complete( status, statusText, responses, xhr.getAllResponseHeaders() );
}
};
 
if ( !options.async ) {
// if we're in sync mode we fire the callback
callback();
} else if ( xhr.readyState === 4 ) {
// (IE6 & IE7) if it's in cache and has been
// retrieved directly we need to fire the callback
setTimeout( callback );
} else {
// Add to the list of active xhr callbacks
xhr.onreadystatechange = xhrCallbacks[ id ] = callback;
}
},
 
abort: function() {
if ( callback ) {
callback( undefined, true );
}
}
};
}
});
}
 
// Functions to create xhrs
function createStandardXHR() {
try {
return new window.XMLHttpRequest();
} catch( e ) {}
}
 
function createActiveXHR() {
try {
return new window.ActiveXObject( "Microsoft.XMLHTTP" );
} catch( e ) {}
}
 
 
 
 
// Install script dataType
jQuery.ajaxSetup({
accepts: {
script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
},
contents: {
script: /(?:java|ecma)script/
},
converters: {
"text script": function( text ) {
jQuery.globalEval( text );
return text;
}
}
});
 
// Handle cache's special case and global
jQuery.ajaxPrefilter( "script", function( s ) {
if ( s.cache === undefined ) {
s.cache = false;
}
if ( s.crossDomain ) {
s.type = "GET";
s.global = false;
}
});
 
// Bind script tag hack transport
jQuery.ajaxTransport( "script", function(s) {
 
// This transport only deals with cross domain requests
if ( s.crossDomain ) {
 
var script,
head = document.head || jQuery("head")[0] || document.documentElement;
 
return {
 
send: function( _, callback ) {
 
script = document.createElement("script");
 
script.async = true;
 
if ( s.scriptCharset ) {
script.charset = s.scriptCharset;
}
 
script.src = s.url;
 
// Attach handlers for all browsers
script.onload = script.onreadystatechange = function( _, isAbort ) {
 
if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
 
// Handle memory leak in IE
script.onload = script.onreadystatechange = null;
 
// Remove the script
if ( script.parentNode ) {
script.parentNode.removeChild( script );
}
 
// Dereference the script
script = null;
 
// Callback if not abort
if ( !isAbort ) {
callback( 200, "success" );
}
}
};
 
// Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
// Use native DOM manipulation to avoid our domManip AJAX trickery
head.insertBefore( script, head.firstChild );
},
 
abort: function() {
if ( script ) {
script.onload( undefined, true );
}
}
};
}
});
 
 
 
 
var oldCallbacks = [],
rjsonp = /(=)\?(?=&|$)|\?\?/;
 
// Default jsonp settings
jQuery.ajaxSetup({
jsonp: "callback",
jsonpCallback: function() {
var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
this[ callback ] = true;
return callback;
}
});
 
// Detect, normalize options and install callbacks for jsonp requests
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
 
var callbackName, overwritten, responseContainer,
jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
"url" :
typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
);
 
// Handle iff the expected data type is "jsonp" or we have a parameter to set
if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
 
// Get callback name, remembering preexisting value associated with it
callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
s.jsonpCallback() :
s.jsonpCallback;
 
// Insert callback into url or form data
if ( jsonProp ) {
s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
} else if ( s.jsonp !== false ) {
s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
}
 
// Use data converter to retrieve json after script execution
s.converters["script json"] = function() {
if ( !responseContainer ) {
jQuery.error( callbackName + " was not called" );
}
return responseContainer[ 0 ];
};
 
// force json dataType
s.dataTypes[ 0 ] = "json";
 
// Install callback
overwritten = window[ callbackName ];
window[ callbackName ] = function() {
responseContainer = arguments;
};
 
// Clean-up function (fires after converters)
jqXHR.always(function() {
// Restore preexisting value
window[ callbackName ] = overwritten;
 
// Save back as free
if ( s[ callbackName ] ) {
// make sure that re-using the options doesn't screw things around
s.jsonpCallback = originalSettings.jsonpCallback;
 
// save the callback name for future use
oldCallbacks.push( callbackName );
}
 
// Call if it was a function and we have a response
if ( responseContainer && jQuery.isFunction( overwritten ) ) {
overwritten( responseContainer[ 0 ] );
}
 
responseContainer = overwritten = undefined;
});
 
// Delegate to script
return "script";
}
});
 
 
 
 
// data: string of html
// context (optional): If specified, the fragment will be created in this context, defaults to document
// keepScripts (optional): If true, will include scripts passed in the html string
jQuery.parseHTML = function( data, context, keepScripts ) {
if ( !data || typeof data !== "string" ) {
return null;
}
if ( typeof context === "boolean" ) {
keepScripts = context;
context = false;
}
context = context || document;
 
var parsed = rsingleTag.exec( data ),
scripts = !keepScripts && [];
 
// Single tag
if ( parsed ) {
return [ context.createElement( parsed[1] ) ];
}
 
parsed = jQuery.buildFragment( [ data ], context, scripts );
 
if ( scripts && scripts.length ) {
jQuery( scripts ).remove();
}
 
return jQuery.merge( [], parsed.childNodes );
};
 
 
// Keep a copy of the old load method
var _load = jQuery.fn.load;
 
/**
* Load a url into a page
*/
jQuery.fn.load = function( url, params, callback ) {
if ( typeof url !== "string" && _load ) {
return _load.apply( this, arguments );
}
 
var selector, response, type,
self = this,
off = url.indexOf(" ");
 
if ( off >= 0 ) {
selector = jQuery.trim( url.slice( off, url.length ) );
url = url.slice( 0, off );
}
 
// If it's a function
if ( jQuery.isFunction( params ) ) {
 
// We assume that it's the callback
callback = params;
params = undefined;
 
// Otherwise, build a param string
} else if ( params && typeof params === "object" ) {
type = "POST";
}
 
// If we have elements to modify, make the request
if ( self.length > 0 ) {
jQuery.ajax({
url: url,
 
// if "type" variable is undefined, then "GET" method will be used
type: type,
dataType: "html",
data: params
}).done(function( responseText ) {
 
// Save response for use in complete callback
response = arguments;
 
self.html( selector ?
 
// If a selector was specified, locate the right elements in a dummy div
// Exclude scripts to avoid IE 'Permission Denied' errors
jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :
 
// Otherwise use the full result
responseText );
 
}).complete( callback && function( jqXHR, status ) {
self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
});
}
 
return this;
};
 
 
 
 
// Attach a bunch of functions for handling common AJAX events
jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ) {
jQuery.fn[ type ] = function( fn ) {
return this.on( type, fn );
};
});
 
 
 
 
jQuery.expr.filters.animated = function( elem ) {
return jQuery.grep(jQuery.timers, function( fn ) {
return elem === fn.elem;
}).length;
};
 
 
 
 
 
var docElem = window.document.documentElement;
 
/**
* Gets a window from an element
*/
function getWindow( elem ) {
return jQuery.isWindow( elem ) ?
elem :
elem.nodeType === 9 ?
elem.defaultView || elem.parentWindow :
false;
}
 
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" ) &&
jQuery.inArray("auto", [ curCSSTop, curCSSLeft ] ) > -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 ( jQuery.isFunction( options ) ) {
options = options.call( elem, i, curOffset );
}
 
if ( options.top != null ) {
props.top = ( options.top - curOffset.top ) + curTop;
}
if ( options.left != null ) {
props.left = ( options.left - curOffset.left ) + curLeft;
}
 
if ( "using" in options ) {
options.using.call( elem, props );
} else {
curElem.css( props );
}
}
};
 
jQuery.fn.extend({
offset: function( options ) {
if ( arguments.length ) {
return options === undefined ?
this :
this.each(function( i ) {
jQuery.offset.setOffset( this, options, i );
});
}
 
var docElem, win,
box = { top: 0, left: 0 },
elem = this[ 0 ],
doc = elem && elem.ownerDocument;
 
if ( !doc ) {
return;
}
 
docElem = doc.documentElement;
 
// Make sure it's not a disconnected DOM node
if ( !jQuery.contains( docElem, elem ) ) {
return box;
}
 
// If we don't have gBCR, just use 0,0 rather than error
// BlackBerry 5, iOS 3 (original iPhone)
if ( typeof elem.getBoundingClientRect !== strundefined ) {
box = elem.getBoundingClientRect();
}
win = getWindow( doc );
return {
top: box.top + ( win.pageYOffset || docElem.scrollTop ) - ( docElem.clientTop || 0 ),
left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
};
},
 
position: function() {
if ( !this[ 0 ] ) {
return;
}
 
var offsetParent, offset,
parentOffset = { top: 0, left: 0 },
elem = this[ 0 ];
 
// fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is its only offset parent
if ( jQuery.css( elem, "position" ) === "fixed" ) {
// we assume that getBoundingClientRect is available when computed position is fixed
offset = elem.getBoundingClientRect();
} else {
// Get *real* offsetParent
offsetParent = this.offsetParent();
 
// Get correct offsets
offset = this.offset();
if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
parentOffset = offsetParent.offset();
}
 
// Add offsetParent borders
parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
}
 
// Subtract parent offsets and element margins
// note: when an element has margin: auto the offsetLeft and marginLeft
// are the same in Safari causing offset.left to incorrectly be 0
return {
top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
};
},
 
offsetParent: function() {
return this.map(function() {
var offsetParent = this.offsetParent || docElem;
 
while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position" ) === "static" ) ) {
offsetParent = offsetParent.offsetParent;
}
return offsetParent || docElem;
});
}
});
 
// Create scrollLeft and scrollTop methods
jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
var top = /Y/.test( prop );
 
jQuery.fn[ method ] = function( val ) {
return access( this, function( elem, method, val ) {
var win = getWindow( elem );
 
if ( val === undefined ) {
return win ? (prop in win) ? win[ prop ] :
win.document.documentElement[ method ] :
elem[ method ];
}
 
if ( win ) {
win.scrollTo(
!top ? val : jQuery( win ).scrollLeft(),
top ? val : jQuery( win ).scrollTop()
);
 
} else {
elem[ method ] = val;
}
}, method, val, arguments.length, null );
};
});
 
// Add the top/left cssHooks using jQuery.fn.position
// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
// getComputedStyle returns percent when specified for top/left/bottom/right
// rather than make the css module depend on the offset module, we just check for it here
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 ( jQuery.isWindow( elem ) ) {
// As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
// isn't a whole lot we can do. See pull request at this URL for discussion:
// https://github.com/jquery/jquery/pull/764
return elem.document.documentElement[ "client" + name ];
}
 
// Get document width or height
if ( elem.nodeType === 9 ) {
doc = elem.documentElement;
 
// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
// unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
return Math.max(
elem.body[ "scroll" + name ], doc[ "scroll" + name ],
elem.body[ "offset" + name ], doc[ "offset" + name ],
doc[ "client" + name ]
);
}
 
return value === undefined ?
// Get width or height on the element, requesting but not forcing parseFloat
jQuery.css( elem, type, extra ) :
 
// Set width or height on the element
jQuery.style( elem, type, value, extra );
}, type, chainable ? margin : undefined, chainable, null );
};
});
});
 
 
// The number of elements contained in the matched element set
jQuery.fn.size = function() {
return this.length;
};
 
jQuery.fn.andSelf = jQuery.fn.addBack;
 
 
 
 
// 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 ( typeof noGlobal === strundefined ) {
window.jQuery = window.$ = jQuery;
}
 
 
 
 
return jQuery;
 
}));
</syntaxhighlight><syntaxhighlight lang="javascript">
$(document).ready(function(){
var arr = new Array(2,3,5,6,4,1,7);
var count = arr.length;
var start = Math.floor(count/2);
show(arr);
setTimeout(function(){heap_1(arr, start, count);}, 3000);
setTimeout(function(){heap_1(arr, start, count);}, 6000);
setTimeout(function(){heap_1(arr, start, count);}, 9000);
setTimeout(function(){change(arr, 6);}, 12000);
setTimeout(function(){input(arr, 7);}, 12000);
setTimeout(function(){heap_next(arr, 6);}, 15000);
setTimeout(function(){change(arr, 5);}, 18000);
setTimeout(function(){input(arr, 6);}, 18000);
setTimeout(function(){heap_next(arr, 5);}, 21000);
setTimeout(function(){change(arr, 4);}, 24000);
setTimeout(function(){input(arr, 5);}, 24000);
setTimeout(function(){change(arr, 3);}, 27000);
setTimeout(function(){input(arr, 4);}, 27000);
setTimeout(function(){change(arr, 2);}, 30000);
setTimeout(function(){input(arr, 3);}, 30000);
setTimeout(function(){change(arr, 1);}, 33000);
setTimeout(function(){input(arr, 2);}, 33000);
setTimeout(function(){input(arr, 1);}, 36000);
})
 
function heap_1(arr, start, count){
var n = start;
exit_for:
for(n;n>=1;n--){
var i = n;
var j = i*2;
while(j <= count){
if((j+1<=count)&&(arr[j-1]<arr[j])){
j = j + 1;
}
if(arr[i-1]<arr[j-1]){
var hoan = swap(arr[i-1],arr[j-1]);
arr[i-1] = hoan[0];
arr[j-1] = hoan[1];
i = j;
j = j*2;
//alert(arr);
show(arr);
break exit_for;
}else{
break;
}
}
}
return arr;
}
 
function heap_next(arr, next){
exit_for:
for(var n=1;n>=1;n--){
var i = n;
var j = i*2;
while(j<=next){
if((j+1<=next)&&(arr[j-1]<arr[j])){
j = j + 1;
}
if(arr[i-1]<arr[j-1]){
var hoan = swap(arr[i-1],arr[j-1]);
arr[i-1] = hoan[0];
arr[j-1] = hoan[1];
i = j;
j = j*2;
//alert(arr);
show(arr);
break exit_for;
}else{
break;
}
}
}
}
 
function swap(x, y){
var tmp = [];
tmp[1] = x;
tmp[0] = y;
return tmp;
}
 
function show(arr){
$("div#b1").html(arr[0]);
$("div#b2").html(arr[1]);
$("div#b3").html(arr[2]);
$("div#b4").html(arr[3]);
$("div#b5").html(arr[4]);
$("div#b6").html(arr[5]);
$("div#b7").html(arr[6]);
}
 
function change(arr, pos){
var tmp = arr[0];
arr[0] = arr[pos];
arr[pos] = tmp;
show(arr);
return arr;
}
 
function input(arr, x){
$("div#bx"+x).html(arr[x-1]);
}
</syntaxhighlight>{{Sắp xếp vun đống}}<div style="border:1px solid black; width:400px; height:400px; position:relative;"><div id='bx1' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:80px; text-align:center;'></div><div id='bx2' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:110px; text-align:center;'></div><div id='bx3' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:140px; text-align:center;'></div><div id='bx4' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:170px; text-align:center;'></div><div id='bx5' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:200px; text-align:center;'></div><div id='bx6' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:230px; text-align:center;'></div><div id='bx7' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:260px; text-align:center;'></div><div id='b1' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 40px; left:180px; text-align:center;'></div><div id='b2' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 80px; left:120px; text-align:center;'></div><div id='b3' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 80px; left:240px; text-align:center;'></div><div id='b4' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:80px; text-align:center;'></div><div id='b5' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:150px; text-align:center;'></div><div id='b6' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:210px; text-align:center;'></div><div id='b7' style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:270px; text-align:center;'></div></div><script></script>
<div style="border:1px solid black; width:400px; height:400px; position:relative;"><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:80px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:110px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:140px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:170px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:200px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:230px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 180px; left:260px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 40px; left:180px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 80px; left:120px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 80px; left:240px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:80px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:150px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:210px; text-align:center;'></div><div style='border: 1px solid black; width:20px; height:20px; position: absolute; top: 120px; left:270px; text-align:center;'></div></div><script></script>Việc sắp xếp lại các phần tử của một mảng ban đầu sao cho nó trở thành đống được gọi là vun đống.
 
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