Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
Browse files

jquery-* -> jquery.js

  • Loading branch information...
commit a24544bdc4fed7510e2ae0312164f9a8a89b9ee6 1 parent 16bcd42
@braddunbar braddunbar authored
View
2  examples/todos/index.html
@@ -41,7 +41,7 @@
</div>
<script src="../../test/vendor/json2.js"></script>
- <script src="../../test/vendor/jquery-1.7.1.js"></script>
+ <script src="../../test/vendor/jquery.js"></script>
<script src="../../test/vendor/underscore.js"></script>
<script src="../../backbone.js"></script>
<script src="../backbone-localstorage.js"></script>
View
2  index.html
@@ -4257,7 +4257,7 @@ <h2 id="changelog">Change Log</h2>
</div>
<script src="test/vendor/underscore.js"></script>
- <script src="test/vendor/jquery-1.7.1.js"></script>
+ <script src="test/vendor/jquery.js"></script>
<script src="docs/js/jquery.lazyload.js"></script>
<script src="test/vendor/json2.js"></script>
<script src="backbone.js"></script>
View
2  test/index.html
@@ -5,7 +5,7 @@
<title>Backbone Test Suite</title>
<link rel="stylesheet" href="vendor/qunit.css" type="text/css" media="screen">
<script src="vendor/json2.js"></script>
- <script src="vendor/jquery-1.8.3.js"></script>
+ <script src="vendor/jquery.js"></script>
<script src="vendor/qunit.js"></script>
<script src="vendor/underscore.js"></script>
<script src="../backbone.js"></script>
View
3,364 test/vendor/jquery-1.8.3.js → test/vendor/jquery.js
@@ -3660,1685 +3660,1685 @@ jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblcl
jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks;
}
});
-/*!
- * Sizzle CSS Selector Engine
- * Copyright 2012 jQuery Foundation and other contributors
- * Released under the MIT license
- * http://sizzlejs.com/
- */
-(function( window, undefined ) {
-
-var cachedruns,
- assertGetIdNotName,
- Expr,
- getText,
- isXML,
- contains,
- compile,
- sortOrder,
- hasDuplicate,
- outermostContext,
-
- baseHasDuplicate = true,
- strundefined = "undefined",
-
- expando = ( "sizcache" + Math.random() ).replace( ".", "" ),
-
- Token = String,
- document = window.document,
- docElem = document.documentElement,
- dirruns = 0,
- done = 0,
- pop = [].pop,
- push = [].push,
- slice = [].slice,
- // Use a stripped-down indexOf if a native one is unavailable
- indexOf = [].indexOf || function( elem ) {
- var i = 0,
- len = this.length;
- for ( ; i < len; i++ ) {
- if ( this[i] === elem ) {
- return i;
- }
- }
- return -1;
- },
-
- // Augment a function for special use by Sizzle
- markFunction = function( fn, value ) {
- fn[ expando ] = value == null || value;
- return fn;
- },
-
- createCache = function() {
- var cache = {},
- keys = [];
-
- return markFunction(function( key, value ) {
- // Only keep the most recent entries
- if ( keys.push( key ) > Expr.cacheLength ) {
- delete cache[ keys.shift() ];
- }
-
- // Retrieve with (key + " ") to avoid collision with native Object.prototype properties (see Issue #157)
- return (cache[ key + " " ] = value);
- }, cache );
- },
-
- classCache = createCache(),
- tokenCache = createCache(),
- compilerCache = createCache(),
-
- // Regex
-
- // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
- whitespace = "[\\x20\\t\\r\\n\\f]",
- // http://www.w3.org/TR/css3-syntax/#characters
- characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+",
-
- // Loosely modeled on CSS identifier characters
- // An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)
- // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
- identifier = characterEncoding.replace( "w", "w#" ),
-
- // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
- operators = "([*^$|!~]?=)",
- attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
- "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
-
- // Prefer arguments not in parens/brackets,
- // then attribute selectors and non-pseudos (denoted by :),
- // then anything else
- // These preferences are here to reduce the number of selectors
- // needing tokenize in the PSEUDO preFilter
- pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|([^()[\\]]*|(?:(?:" + attributes + ")|[^:]|\\\\.)*|.*))\\)|)",
-
- // For matchExpr.POS and matchExpr.needsContext
- pos = ":(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
- "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)",
-
- // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
- rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
-
- rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
- rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
- rpseudo = new RegExp( pseudos ),
-
- // Easily-parseable/retrievable ID or TAG or CLASS selectors
- rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/,
-
- rnot = /^:not/,
- rsibling = /[\x20\t\r\n\f]*[+~]/,
- rendsWithNot = /:not\($/,
-
- rheader = /h\d/i,
- rinputs = /input|select|textarea|button/i,
-
- rbackslash = /\\(?!\\)/g,
-
- matchExpr = {
- "ID": new RegExp( "^#(" + characterEncoding + ")" ),
- "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
- "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),
- "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
- "ATTR": new RegExp( "^" + attributes ),
- "PSEUDO": new RegExp( "^" + pseudos ),
- "POS": new RegExp( pos, "i" ),
- "CHILD": new RegExp( "^:(only|nth|first|last)-child(?:\\(" + whitespace +
- "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
- "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
- // For use in libraries implementing .is()
- "needsContext": new RegExp( "^" + whitespace + "*[>+~]|" + pos, "i" )
- },
-
- // Support
-
- // Used for testing something on an element
- assert = function( fn ) {
- var div = document.createElement("div");
-
- try {
- return fn( div );
- } catch (e) {
- return false;
- } finally {
- // release memory in IE
- div = null;
- }
- },
-
- // Check if getElementsByTagName("*") returns only elements
- assertTagNameNoComments = assert(function( div ) {
- div.appendChild( document.createComment("") );
- return !div.getElementsByTagName("*").length;
- }),
-
- // Check if getAttribute returns normalized href attributes
- assertHrefNotNormalized = assert(function( div ) {
- div.innerHTML = "<a href='#'></a>";
- return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
- div.firstChild.getAttribute("href") === "#";
- }),
-
- // Check if attributes should be retrieved by attribute nodes
- assertAttributes = assert(function( div ) {
- div.innerHTML = "<select></select>";
- var type = typeof div.lastChild.getAttribute("multiple");
- // IE8 returns a string for some attributes even when not present
- return type !== "boolean" && type !== "string";
- }),
-
- // Check if getElementsByClassName can be trusted
- assertUsableClassName = assert(function( div ) {
- // Opera can't find a second classname (in 9.6)
- div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
- if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {
- return false;
- }
-
- // Safari 3.2 caches class attributes and doesn't catch changes
- div.lastChild.className = "e";
- return div.getElementsByClassName("e").length === 2;
- }),
-
- // Check if getElementById returns elements by name
- // Check if getElementsByName privileges form controls or returns elements by ID
- assertUsableName = assert(function( div ) {
- // Inject content
- div.id = expando + 0;
- div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
- docElem.insertBefore( div, docElem.firstChild );
-
- // Test
- var pass = document.getElementsByName &&
- // buggy browsers will return fewer than the correct 2
- document.getElementsByName( expando ).length === 2 +
- // buggy browsers will return more than the correct 0
- document.getElementsByName( expando + 0 ).length;
- assertGetIdNotName = !document.getElementById( expando );
-
- // Cleanup
- docElem.removeChild( div );
-
- return pass;
- });
-
-// If slice is not available, provide a backup
-try {
- slice.call( docElem.childNodes, 0 )[0].nodeType;
-} catch ( e ) {
- slice = function( i ) {
- var elem,
- results = [];
- for ( ; (elem = this[i]); i++ ) {
- results.push( elem );
- }
- return results;
- };
-}
-
-function Sizzle( selector, context, results, seed ) {
- results = results || [];
- context = context || document;
- var match, elem, xml, m,
- nodeType = context.nodeType;
-
- if ( !selector || typeof selector !== "string" ) {
- return results;
- }
-
- if ( nodeType !== 1 && nodeType !== 9 ) {
- return [];
- }
-
- xml = isXML( context );
-
- if ( !xml && !seed ) {
- if ( (match = rquickExpr.exec( selector )) ) {
- // Speed-up: Sizzle("#ID")
- if ( (m = match[1]) ) {
- if ( nodeType === 9 ) {
- elem = context.getElementById( m );
- // Check parentNode to catch when Blackberry 4.6 returns
- // nodes that are no longer in the document #6963
- if ( elem && elem.parentNode ) {
- // Handle the case where IE, Opera, and Webkit return items
- // by name instead of ID
- if ( elem.id === m ) {
- results.push( elem );
- return results;
- }
- } else {
- return results;
- }
- } else {
- // Context is not a document
- if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
- contains( context, elem ) && elem.id === m ) {
- results.push( elem );
- return results;
- }
- }
-
- // Speed-up: Sizzle("TAG")
- } else if ( match[2] ) {
- push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );
- return results;
-
- // Speed-up: Sizzle(".CLASS")
- } else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) {
- push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );
- return results;
- }
- }
- }
-
- // All others
- return select( selector.replace( rtrim, "$1" ), context, results, seed, xml );
-}
-
-Sizzle.matches = function( expr, elements ) {
- return Sizzle( expr, null, null, elements );
-};
-
-Sizzle.matchesSelector = function( elem, expr ) {
- return Sizzle( expr, null, null, [ elem ] ).length > 0;
-};
-
-// Returns a function to use in pseudos for input types
-function createInputPseudo( type ) {
- return function( elem ) {
- var name = elem.nodeName.toLowerCase();
- return name === "input" && elem.type === type;
- };
-}
-
-// Returns a function to use in pseudos for buttons
-function createButtonPseudo( type ) {
- return function( elem ) {
- var name = elem.nodeName.toLowerCase();
- return (name === "input" || name === "button") && elem.type === type;
- };
-}
-
-// Returns a function to use in pseudos for positionals
-function createPositionalPseudo( fn ) {
- return markFunction(function( argument ) {
- argument = +argument;
- return markFunction(function( seed, matches ) {
- var j,
- matchIndexes = fn( [], seed.length, argument ),
- i = matchIndexes.length;
-
- // Match elements found at the specified indexes
- while ( i-- ) {
- if ( seed[ (j = matchIndexes[i]) ] ) {
- seed[j] = !(matches[j] = seed[j]);
- }
- }
- });
- });
-}
-
-/**
- * Utility function for retrieving the text value of an array of DOM nodes
- * @param {Array|Element} elem
- */
-getText = Sizzle.getText = function( elem ) {
- var node,
- ret = "",
- i = 0,
- nodeType = elem.nodeType;
-
- if ( nodeType ) {
- if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
- // Use textContent for elements
- // innerText usage removed for consistency of new lines (see #11153)
- if ( typeof elem.textContent === "string" ) {
- return elem.textContent;
- } else {
- // Traverse its children
- for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
- ret += getText( elem );
- }
- }
- } else if ( nodeType === 3 || nodeType === 4 ) {
- return elem.nodeValue;
- }
- // Do not include comment or processing instruction nodes
- } else {
-
- // If no nodeType, this is expected to be an array
- for ( ; (node = elem[i]); i++ ) {
- // Do not traverse comment nodes
- ret += getText( node );
- }
- }
- return ret;
-};
-
-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;
-};
-
-// Element contains another
-contains = Sizzle.contains = 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) );
- } :
- docElem.compareDocumentPosition ?
- function( a, b ) {
- return b && !!( a.compareDocumentPosition( b ) & 16 );
- } :
- function( a, b ) {
- while ( (b = b.parentNode) ) {
- if ( b === a ) {
- return true;
- }
- }
- return false;
- };
-
-Sizzle.attr = function( elem, name ) {
- var val,
- xml = isXML( elem );
-
- if ( !xml ) {
- name = name.toLowerCase();
- }
- if ( (val = Expr.attrHandle[ name ]) ) {
- return val( elem );
- }
- if ( xml || assertAttributes ) {
- return elem.getAttribute( name );
- }
- val = elem.getAttributeNode( name );
- return val ?
- typeof elem[ name ] === "boolean" ?
- elem[ name ] ? name : null :
- val.specified ? val.value : null :
- null;
-};
-
-Expr = Sizzle.selectors = {
-
- // Can be adjusted by the user
- cacheLength: 50,
-
- createPseudo: markFunction,
-
- match: matchExpr,
-
- // IE6/7 return a modified href
- attrHandle: assertHrefNotNormalized ?
- {} :
- {
- "href": function( elem ) {
- return elem.getAttribute( "href", 2 );
- },
- "type": function( elem ) {
- return elem.getAttribute("type");
- }
- },
-
- find: {
- "ID": assertGetIdNotName ?
- function( id, context, xml ) {
- if ( typeof context.getElementById !== strundefined && !xml ) {
- 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] : [];
- }
- } :
- function( id, context, xml ) {
- if ( typeof context.getElementById !== strundefined && !xml ) {
- var m = context.getElementById( id );
-
- return m ?
- m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
- [m] :
- undefined :
- [];
- }
- },
-
- "TAG": assertTagNameNoComments ?
- function( tag, context ) {
- if ( typeof context.getElementsByTagName !== strundefined ) {
- return context.getElementsByTagName( tag );
- }
- } :
- function( tag, context ) {
- var results = context.getElementsByTagName( tag );
-
- // Filter out possible comments
- if ( tag === "*" ) {
- var elem,
- tmp = [],
- i = 0;
-
- for ( ; (elem = results[i]); i++ ) {
- if ( elem.nodeType === 1 ) {
- tmp.push( elem );
- }
- }
-
- return tmp;
- }
- return results;
- },
-
- "NAME": assertUsableName && function( tag, context ) {
- if ( typeof context.getElementsByName !== strundefined ) {
- return context.getElementsByName( name );
- }
- },
-
- "CLASS": assertUsableClassName && function( className, context, xml ) {
- if ( typeof context.getElementsByClassName !== strundefined && !xml ) {
- return context.getElementsByClassName( className );
- }
- }
- },
-
- relative: {
- ">": { dir: "parentNode", first: true },
- " ": { dir: "parentNode" },
- "+": { dir: "previousSibling", first: true },
- "~": { dir: "previousSibling" }
- },
-
- preFilter: {
- "ATTR": function( match ) {
- match[1] = match[1].replace( rbackslash, "" );
-
- // Move the given value to match[3] whether quoted or unquoted
- match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" );
-
- if ( match[2] === "~=" ) {
- match[3] = " " + match[3] + " ";
- }
-
- return match.slice( 0, 4 );
- },
-
- "CHILD": function( match ) {
- /* matches from matchExpr["CHILD"]
- 1 type (only|nth|...)
- 2 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
- 3 xn-component of xn+y argument ([+-]?\d*n|)
- 4 sign of xn-component
- 5 x of xn-component
- 6 sign of y-component
- 7 y of y-component
- */
- match[1] = match[1].toLowerCase();
-
- if ( match[1] === "nth" ) {
- // nth-child requires argument
- if ( !match[2] ) {
- Sizzle.error( match[0] );
- }
-
- // numeric x and y parameters for Expr.filter.CHILD
- // remember that false/true cast respectively to 0/1
- match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) );
- match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" );
-
- // other types prohibit arguments
- } else if ( match[2] ) {
- Sizzle.error( match[0] );
- }
-
- return match;
- },
-
- "PSEUDO": function( match ) {
- var unquoted, excess;
- if ( matchExpr["CHILD"].test( match[0] ) ) {
- return null;
- }
-
- if ( match[3] ) {
- match[2] = match[3];
- } else if ( (unquoted = match[4]) ) {
- // Only check arguments that contain a pseudo
- if ( 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
- unquoted = unquoted.slice( 0, excess );
- match[0] = match[0].slice( 0, excess );
- }
- match[2] = unquoted;
- }
-
- // Return only captures needed by the pseudo filter method (type and argument)
- return match.slice( 0, 3 );
- }
- },
-
- filter: {
- "ID": assertGetIdNotName ?
- function( id ) {
- id = id.replace( rbackslash, "" );
- return function( elem ) {
- return elem.getAttribute("id") === id;
- };
- } :
- function( id ) {
- id = id.replace( rbackslash, "" );
- return function( elem ) {
- var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
- return node && node.value === id;
- };
- },
-
- "TAG": function( nodeName ) {
- if ( nodeName === "*" ) {
- return function() { return true; };
- }
- nodeName = nodeName.replace( rbackslash, "" ).toLowerCase();
-
- return function( elem ) {
- return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
- };
- },
-
- "CLASS": function( className ) {
- var pattern = classCache[ expando ][ className + " " ];
-
- return pattern ||
- (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
- classCache( className, function( elem ) {
- return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );
- });
- },
-
- "ATTR": function( name, operator, check ) {
- return function( elem, context ) {
- 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.substr( result.length - check.length ) === check :
- operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
- operator === "|=" ? result === check || result.substr( 0, check.length + 1 ) === check + "-" :
- false;
- };
- },
-
- "CHILD": function( type, argument, first, last ) {
-
- if ( type === "nth" ) {
- return function( elem ) {
- var node, diff,
- parent = elem.parentNode;
-
- if ( first === 1 && last === 0 ) {
- return true;
- }
-
- if ( parent ) {
- diff = 0;
- for ( node = parent.firstChild; node; node = node.nextSibling ) {
- if ( node.nodeType === 1 ) {
- diff++;
- if ( elem === node ) {
- break;
- }
- }
- }
- }
-
- // Incorporate the offset (or cast to NaN), then check against cycle size
- diff -= last;
- return diff === first || ( diff % first === 0 && diff / first >= 0 );
- };
- }
-
- return function( elem ) {
- var node = elem;
-
- switch ( type ) {
- case "only":
- case "first":
- while ( (node = node.previousSibling) ) {
- if ( node.nodeType === 1 ) {
- return false;
- }
- }
-
- if ( type === "first" ) {
- return true;
- }
-
- node = elem;
-
- /* falls through */
- case "last":
- while ( (node = node.nextSibling) ) {
- if ( node.nodeType === 1 ) {
- return false;
- }
- }
-
- return true;
- }
- };
- },
-
- "PSEUDO": function( pseudo, argument ) {
- // pseudo-class names are case-insensitive
- // http://www.w3.org/TR/selectors/#pseudo-classes
- // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
- // Remember that setFilters inherits from pseudos
- var args,
- fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
- Sizzle.error( "unsupported pseudo: " + pseudo );
-
- // The user may use createPseudo to indicate that
- // arguments are needed to create the filter function
- // just as Sizzle does
- if ( fn[ expando ] ) {
- return fn( argument );
- }
-
- // But maintain support for old signatures
- if ( fn.length > 1 ) {
- args = [ pseudo, pseudo, "", argument ];
- return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
- markFunction(function( seed, matches ) {
- var idx,
- matched = fn( seed, argument ),
- i = matched.length;
- while ( i-- ) {
- idx = indexOf.call( seed, matched[i] );
- seed[ idx ] = !( matches[ idx ] = matched[i] );
- }
- }) :
- function( elem ) {
- return fn( elem, 0, args );
- };
- }
-
- return fn;
- }
- },
-
- pseudos: {
- "not": markFunction(function( selector ) {
- // Trim the selector passed to compile
- // to avoid treating leading and trailing
- // spaces as combinators
- var input = [],
- results = [],
- matcher = compile( selector.replace( rtrim, "$1" ) );
-
- return matcher[ expando ] ?
- markFunction(function( seed, matches, context, xml ) {
- var elem,
- unmatched = matcher( seed, null, xml, [] ),
- i = seed.length;
-
- // Match elements unmatched by `matcher`
- while ( i-- ) {
- if ( (elem = unmatched[i]) ) {
- seed[i] = !(matches[i] = elem);
- }
- }
- }) :
- function( elem, context, xml ) {
- input[0] = elem;
- matcher( input, null, xml, results );
- return !results.pop();
- };
- }),
-
- "has": markFunction(function( selector ) {
- return function( elem ) {
- return Sizzle( selector, elem ).length > 0;
- };
- }),
-
- "contains": markFunction(function( text ) {
- return function( elem ) {
- return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
- };
- }),
-
- "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;
- },
-
- "parent": function( elem ) {
- return !Expr.pseudos["empty"]( elem );
- },
-
- "empty": function( elem ) {
- // http://www.w3.org/TR/selectors/#empty-pseudo
- // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
- // not comment, processing instructions, or others
- // Thanks to Diego Perini for the nodeName shortcut
- // Greater than "@" means alpha characters (specifically not starting with "#" or "?")
- var nodeType;
- elem = elem.firstChild;
- while ( elem ) {
- if ( elem.nodeName > "@" || (nodeType = elem.nodeType) === 3 || nodeType === 4 ) {
- return false;
- }
- elem = elem.nextSibling;
- }
- return true;
- },
-
- "header": function( elem ) {
- return rheader.test( elem.nodeName );
- },
-
- "text": function( elem ) {
- var type, attr;
- // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
- // use getAttribute instead to test this case
- return elem.nodeName.toLowerCase() === "input" &&
- (type = elem.type) === "text" &&
- ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === type );
- },
-
- // Input types
- "radio": createInputPseudo("radio"),
- "checkbox": createInputPseudo("checkbox"),
- "file": createInputPseudo("file"),
- "password": createInputPseudo("password"),
- "image": createInputPseudo("image"),
-
- "submit": createButtonPseudo("submit"),
- "reset": createButtonPseudo("reset"),
-
- "button": function( elem ) {
- var name = elem.nodeName.toLowerCase();
- return name === "input" && elem.type === "button" || name === "button";
- },
-
- "input": function( elem ) {
- return rinputs.test( elem.nodeName );
- },
-
- "focus": function( elem ) {
- var doc = elem.ownerDocument;
- return elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
- },
-
- "active": function( elem ) {
- return elem === elem.ownerDocument.activeElement;
- },
-
- // Positional types
- "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 ) {
- for ( var i = 0; i < length; i += 2 ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- }),
-
- "odd": createPositionalPseudo(function( matchIndexes, length ) {
- for ( var i = 1; i < length; i += 2 ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- }),
-
- "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
- for ( var i = argument < 0 ? argument + length : argument; --i >= 0; ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- }),
-
- "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
- for ( var i = argument < 0 ? argument + length : argument; ++i < length; ) {
- matchIndexes.push( i );
- }
- return matchIndexes;
- })
- }
-};
-
-function siblingCheck( a, b, ret ) {
- if ( a === b ) {
- return ret;
- }
-
- var cur = a.nextSibling;
-
- while ( cur ) {
- if ( cur === b ) {
- return -1;
- }
-
- cur = cur.nextSibling;
- }
-
- return 1;
-}
-
-sortOrder = docElem.compareDocumentPosition ?
- function( a, b ) {
- if ( a === b ) {
- hasDuplicate = true;
- return 0;
- }
-
- return ( !a.compareDocumentPosition || !b.compareDocumentPosition ?
- a.compareDocumentPosition :
- a.compareDocumentPosition(b) & 4
- ) ? -1 : 1;
- } :
- function( a, b ) {
- // The nodes are identical, we can exit early
- if ( a === b ) {
- hasDuplicate = true;
- return 0;
-
- // Fallback to using sourceIndex (in IE) if it's available on both nodes
- } else if ( a.sourceIndex && b.sourceIndex ) {
- return a.sourceIndex - b.sourceIndex;
- }
-
- var al, bl,
- ap = [],
- bp = [],
- aup = a.parentNode,
- bup = b.parentNode,
- cur = aup;
-
- // If the nodes are siblings (or identical) we can do a quick check
- if ( aup === bup ) {
- return siblingCheck( a, b );
-
- // If no parents were found then the nodes are disconnected
- } else if ( !aup ) {
- return -1;
-
- } else if ( !bup ) {
- return 1;
- }
-
- // Otherwise they're somewhere else in the tree so we need
- // to build up a full list of the parentNodes for comparison
- while ( cur ) {
- ap.unshift( cur );
- cur = cur.parentNode;
- }
-
- cur = bup;
-
- while ( cur ) {
- bp.unshift( cur );
- cur = cur.parentNode;
- }
-
- al = ap.length;
- bl = bp.length;
-
- // Start walking down the tree looking for a discrepancy
- for ( var i = 0; i < al && i < bl; i++ ) {
- if ( ap[i] !== bp[i] ) {
- return siblingCheck( ap[i], bp[i] );
- }
- }
-
- // We ended someplace up the tree so do a sibling check
- return i === al ?
- siblingCheck( a, bp[i], -1 ) :
- siblingCheck( ap[i], b, 1 );
- };
-
-// Always assume the presence of duplicates if sort doesn't
-// pass them to our comparison function (as in Google Chrome).
-[0, 0].sort( sortOrder );
-baseHasDuplicate = !hasDuplicate;
-
-// Document sorting and removing duplicates
-Sizzle.uniqueSort = function( results ) {
- var elem,
- duplicates = [],
- i = 1,
- j = 0;
-
- hasDuplicate = baseHasDuplicate;
- results.sort( sortOrder );
-
- if ( hasDuplicate ) {
- for ( ; (elem = results[i]); i++ ) {
- if ( elem === results[ i - 1 ] ) {
- j = duplicates.push( i );
- }
- }
- while ( j-- ) {
- results.splice( duplicates[ j ], 1 );
- }
- }
-
- return results;
-};
-
-Sizzle.error = function( msg ) {
- throw new Error( "Syntax error, unrecognized expression: " + msg );
-};
-
-function tokenize( selector, parseOnly ) {
- var matched, match, tokens, type,
- soFar, groups, preFilters,
- cached = tokenCache[ expando ][ 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 )) ) {
- tokens.push( matched = new Token( match.shift() ) );
- soFar = soFar.slice( matched.length );
-
- // Cast descendant combinators to space
- matched.type = match[0].replace( rtrim, " " );
- }
-
- // Filters
- for ( type in Expr.filter ) {
- if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
- (match = preFilters[ type ]( match ))) ) {
-
- tokens.push( matched = new Token( match.shift() ) );
- soFar = soFar.slice( matched.length );
- matched.type = type;
- matched.matches = match;
- }
- }
-
- 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 addCombinator( matcher, combinator, base ) {
- var dir = combinator.dir,
- checkNonElements = base && combinator.dir === "parentNode",
- doneName = done++;
-
- return combinator.first ?
- // Check against closest ancestor/preceding element
- function( elem, context, xml ) {
- while ( (elem = elem[ dir ]) ) {
- if ( checkNonElements || elem.nodeType === 1 ) {
- return matcher( elem, context, xml );
- }
- }
- } :
-
- // Check against all ancestor/preceding elements
- function( elem, context, xml ) {
- // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
- if ( !xml ) {
- var cache,
- dirkey = dirruns + " " + doneName + " ",
- cachedkey = dirkey + cachedruns;
- while ( (elem = elem[ dir ]) ) {
- if ( checkNonElements || elem.nodeType === 1 ) {
- if ( (cache = elem[ expando ]) === cachedkey ) {
- return elem.sizset;
- } else if ( typeof cache === "string" && cache.indexOf(dirkey) === 0 ) {
- if ( elem.sizset ) {
- return elem;
- }
- } else {
- elem[ expando ] = cachedkey;
- if ( matcher( elem, context, xml ) ) {
- elem.sizset = true;
- return elem;
- }
- elem.sizset = false;
- }
- }
- }
- } else {
- while ( (elem = elem[ dir ]) ) {
- if ( checkNonElements || elem.nodeType === 1 ) {
- if ( matcher( elem, context, xml ) ) {
- return elem;
- }
- }
- }
- }
- };
-}
-
-function elementMatcher( matchers ) {
- return matchers.length > 1 ?
- function( elem, context, xml ) {
- var i = matchers.length;
- while ( i-- ) {
- if ( !matchers[i]( elem, context, xml ) ) {
- return false;
- }
- }
- return true;
- } :
- matchers[0];
-}
-
-function condense( unmatched, map, filter, context, xml ) {
- var elem,
- newUnmatched = [],
- i = 0,
- len = unmatched.length,
- mapped = map != null;
-
- for ( ; i < len; i++ ) {
- if ( (elem = unmatched[i]) ) {
- if ( !filter || filter( elem, context, xml ) ) {
- newUnmatched.push( elem );
- if ( mapped ) {
- map.push( i );
- }
- }
- }
- }
-
- return newUnmatched;
-}
-
-function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
- if ( postFilter && !postFilter[ expando ] ) {
- postFilter = setMatcher( postFilter );
- }
- if ( postFinder && !postFinder[ expando ] ) {
- postFinder = setMatcher( postFinder, postSelector );
- }
- return markFunction(function( seed, results, context, xml ) {
- var temp, i, elem,
- preMap = [],
- postMap = [],
- preexisting = results.length,
-
- // Get initial elements from seed or context
- elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
-
- // Prefilter to get matcher input, preserving a map for seed-results synchronization
- matcherIn = preFilter && ( seed || !selector ) ?
- condense( elems, preMap, preFilter, context, xml ) :
- elems,
-
- matcherOut = matcher ?
- // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
- postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
-
- // ...intermediate processing is necessary
- [] :
-
- // ...otherwise use results directly
- results :
- matcherIn;
-
- // Find primary matches
- if ( matcher ) {
- matcher( matcherIn, matcherOut, context, xml );
- }
-
- // Apply postFilter
- if ( postFilter ) {
- temp = condense( matcherOut, postMap );
- postFilter( temp, [], context, xml );
-
- // Un-match failing elements by moving them back to matcherIn
- i = temp.length;
- while ( i-- ) {
- if ( (elem = temp[i]) ) {
- matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
- }
- }
- }
-
- if ( seed ) {
- if ( postFinder || preFilter ) {
- if ( postFinder ) {
- // Get the final matcherOut by condensing this intermediate into postFinder contexts
- temp = [];
- i = matcherOut.length;
- while ( i-- ) {
- if ( (elem = matcherOut[i]) ) {
- // Restore matcherIn since elem is not yet a final match
- temp.push( (matcherIn[i] = elem) );
- }
- }
- postFinder( null, (matcherOut = []), temp, xml );
- }
-
- // Move matched elements from seed to results to keep them synchronized
- i = matcherOut.length;
- while ( i-- ) {
- if ( (elem = matcherOut[i]) &&
- (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
-
- seed[temp] = !(results[temp] = elem);
- }
- }
- }
-
- // Add elements to results, through postFinder if defined
- } else {
- matcherOut = condense(
- matcherOut === results ?
- matcherOut.splice( preexisting, matcherOut.length ) :
- matcherOut
- );
- if ( postFinder ) {
- postFinder( null, results, matcherOut, xml );
- } else {
- push.apply( results, matcherOut );
- }
- }
- });
-}
-
-function matcherFromTokens( tokens ) {
- var checkContext, matcher, j,
- len = tokens.length,
- leadingRelative = Expr.relative[ tokens[0].type ],
- implicitRelative = leadingRelative || Expr.relative[" "],
- i = leadingRelative ? 1 : 0,
-
- // The foundational matcher ensures that elements are reachable from top-level context(s)
- matchContext = addCombinator( function( elem ) {
- return elem === checkContext;
- }, implicitRelative, true ),
- matchAnyContext = addCombinator( function( elem ) {
- return indexOf.call( checkContext, elem ) > -1;
- }, implicitRelative, true ),
- matchers = [ function( elem, context, xml ) {
- return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
- (checkContext = context).nodeType ?
- matchContext( elem, context, xml ) :
- matchAnyContext( elem, context, xml ) );
- } ];
-
- for ( ; i < len; i++ ) {
- if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
- matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];
- } else {
- matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
-
- // Return special upon seeing a positional matcher
- if ( matcher[ expando ] ) {
- // Find the next relative operator (if any) for proper handling
- j = ++i;
- for ( ; j < len; j++ ) {
- if ( Expr.relative[ tokens[j].type ] ) {
- break;
- }
- }
- return setMatcher(
- i > 1 && elementMatcher( matchers ),
- i > 1 && tokens.slice( 0, i - 1 ).join("").replace( rtrim, "$1" ),
- matcher,
- i < j && matcherFromTokens( tokens.slice( i, j ) ),
- j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
- j < len && tokens.join("")
- );
- }
- 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, expandContext ) {
- var elem, j, matcher,
- setMatched = [],
- matchedCount = 0,
- i = "0",
- unmatched = seed && [],
- outermost = expandContext != null,
- contextBackup = outermostContext,
- // We must always have either seed elements or context
- elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
- // Nested matchers should use non-integer dirruns
- dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.E);
-
- if ( outermost ) {
- outermostContext = context !== document && context;
- cachedruns = superMatcher.el;
- }
-
- // Add elements passing elementMatchers directly to results
- for ( ; (elem = elems[i]) != null; i++ ) {
- if ( byElement && elem ) {
- for ( j = 0; (matcher = elementMatchers[j]); j++ ) {
- if ( matcher( elem, context, xml ) ) {
- results.push( elem );
- break;
- }
- }
- if ( outermost ) {
- dirruns = dirrunsUnique;
- cachedruns = ++superMatcher.el;
- }
- }
-
- // 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 ) {
- for ( j = 0; (matcher = setMatchers[j]); 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;
- };
-
- superMatcher.el = 0;
- return bySet ?
- markFunction( superMatcher ) :
- superMatcher;
-}
-
-compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
- var i,
- setMatchers = [],
- elementMatchers = [],
- cached = compilerCache[ expando ][ selector + " " ];
-
- if ( !cached ) {
- // Generate a function of recursive functions that can be used to check each element
- if ( !group ) {
- group = tokenize( selector );
- }
- i = group.length;
- while ( i-- ) {
- cached = matcherFromTokens( group[i] );
- if ( cached[ expando ] ) {
- setMatchers.push( cached );
- } else {
- elementMatchers.push( cached );
- }
- }
-
- // Cache the compiled function
- cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
- }
- return cached;
-};
-
-function multipleContexts( selector, contexts, results ) {
- var i = 0,
- len = contexts.length;
- for ( ; i < len; i++ ) {
- Sizzle( selector, contexts[i], results );
- }
- return results;
-}
-
-function select( selector, context, results, seed, xml ) {
- var i, tokens, token, type, find,
- match = tokenize( selector ),
- j = match.length;
-
- if ( !seed ) {
- // Try to minimize operations if there is only one group
- if ( match.length === 1 ) {
-
- // Take a shortcut and set the context if the root selector is an ID
- tokens = match[0] = match[0].slice( 0 );
- if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
- context.nodeType === 9 && !xml &&
- Expr.relative[ tokens[1].type ] ) {
-
- context = Expr.find["ID"]( token.matches[0].replace( rbackslash, "" ), context, xml )[0];
- if ( !context ) {
- return results;
- }
-
- selector = selector.slice( tokens.shift().length );
- }
-
- // Fetch a seed set for right-to-left matching
- for ( i = matchExpr["POS"].test( selector ) ? -1 : tokens.length - 1; i >= 0; 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( rbackslash, "" ),
- rsibling.test( tokens[0].type ) && context.parentNode || context,
- xml
- )) ) {
-
- // If seed is empty or no tokens remain, we can return early
- tokens.splice( i, 1 );
- selector = seed.length && tokens.join("");
- if ( !selector ) {
- push.apply( results, slice.call( seed, 0 ) );
- return results;
- }
-
- break;
- }
- }
- }
- }
- }
-
- // Compile and execute a filtering function
- // Provide `match` to avoid retokenization if we modified the selector above
- compile( selector, match )(
- seed,
- context,
- xml,
- results,
- rsibling.test( selector )
- );
- return results;
-}
-
-if ( document.querySelectorAll ) {
- (function() {
- var disconnectedMatch,
- oldSelect = select,
- rescape = /'|\\/g,
- rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
-
- // qSa(:focus) reports false when true (Chrome 21), no need to also add to buggyMatches since matches checks buggyQSA
- // A support test would require too much code (would include document ready)
- rbuggyQSA = [ ":focus" ],
-
- // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
- // A support test would require too much code (would include document ready)
- // just skip matchesSelector for :active
- rbuggyMatches = [ ":active" ],
- matches = docElem.matchesSelector ||
- docElem.mozMatchesSelector ||
- docElem.webkitMatchesSelector ||
- docElem.oMatchesSelector ||
- docElem.msMatchesSelector;
-
- // Build QSA regex
- // Regex strategy adopted from Diego Perini
- assert(function( div ) {
- // Select is set to empty string on purpose
- // This is to test IE's treatment of not explictly
- // setting a boolean content attribute,
- // since its presence should be enough
- // http://bugs.jquery.com/ticket/12359
- div.innerHTML = "<select><option selected=''></option></select>";
-
- // IE8 - Some boolean attributes are not treated correctly
- if ( !div.querySelectorAll("[selected]").length ) {
- rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );
- }
-
- // Webkit/Opera - :checked should return selected option elements
- // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
- // IE8 throws error here (do not put tests after this one)
- if ( !div.querySelectorAll(":checked").length ) {
- rbuggyQSA.push(":checked");
- }
- });
-
- assert(function( div ) {
-
- // Opera 10-12/IE9 - ^= $= *= and empty values
- // Should not select anything
- div.innerHTML = "<p test=''></p>";
- if ( div.querySelectorAll("[test^='']").length ) {
- rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
- }
-
- // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
- // IE8 throws error here (do not put tests after this one)
- div.innerHTML = "<input type='hidden'/>";
- if ( !div.querySelectorAll(":enabled").length ) {
- rbuggyQSA.push(":enabled", ":disabled");
- }
- });
-
- // rbuggyQSA always contains :focus, so no need for a length check
- rbuggyQSA = /* rbuggyQSA.length && */ new RegExp( rbuggyQSA.join("|") );
-
- select = function( selector, context, results, seed, xml ) {
- // Only use querySelectorAll when not filtering,
- // when this is not xml,
- // and when no QSA bugs apply
- if ( !seed && !xml && !rbuggyQSA.test( selector ) ) {
- var groups, i,
- old = true,
- nid = expando,
- newContext = context,
- newSelector = context.nodeType === 9 && selector;
-
- // qSA works strangely on Element-rooted queries
- // We can work around this by specifying an extra ID on the root
- // and working up from there (Thanks to Andrew Dupont for the technique)
- // IE 8 doesn't work on object elements
- if ( context.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 + groups[i].join("");
- }
- newContext = rsibling.test( selector ) && context.parentNode || context;
- newSelector = groups.join(",");
- }
-
- if ( newSelector ) {
- try {
- push.apply( results, slice.call( newContext.querySelectorAll(
- newSelector
- ), 0 ) );
- return results;
- } catch(qsaError) {
- } finally {
- if ( !old ) {
- context.removeAttribute("id");
- }
- }
- }
- }
-
- return oldSelect( selector, context, results, seed, xml );
- };
-
- if ( matches ) {
- assert(function( div ) {
- // Check to see if it's possible to do matchesSelector
- // on a disconnected node (IE 9)
- disconnectedMatch = matches.call( div, "div" );
-
- // This should fail with an exception
- // Gecko does not error, returns false instead
- try {
- matches.call( div, "[test!='']:sizzle" );
- rbuggyMatches.push( "!=", pseudos );
- } catch ( e ) {}
- });
-
- // rbuggyMatches always contains :active and :focus, so no need for a length check
- rbuggyMatches = /* rbuggyMatches.length && */ new RegExp( rbuggyMatches.join("|") );
-
- Sizzle.matchesSelector = function( elem, expr ) {
- // Make sure that attribute selectors are quoted
- expr = expr.replace( rattributeQuotes, "='$1']" );
-
- // rbuggyMatches always contains :active, so no need for an existence check
- if ( !isXML( elem ) && !rbuggyMatches.test( expr ) && !rbuggyQSA.test( expr ) ) {
- try {
- var ret = matches.call( elem, expr );
-
- // IE 9's matchesSelector returns false on disconnected nodes
- if ( ret || 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, null, null, [ elem ] ).length > 0;
- };
- }
- })();
-}
-
-// Deprecated
-Expr.pseudos["nth"] = Expr.pseudos["eq"];
-
-// Back-compat
-function setFilters() {}
-Expr.filters = setFilters.prototype = Expr.pseudos;
-Expr.setFilters = new setFilters();
-
+/*!
+ * Sizzle CSS Selector Engine
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license
+ * http://sizzlejs.com/
+ */
+(function( window, undefined ) {
+
+var cachedruns,
+ assertGetIdNotName,
+ Expr,
+ getText,
+ isXML,
+ contains,
+ compile,
+ sortOrder,
+ hasDuplicate,
+ outermostContext,
+
+ baseHasDuplicate = true,
+ strundefined = "undefined",
+
+ expando = ( "sizcache" + Math.random() ).replace( ".", "" ),
+
+ Token = String,
+ document = window.document,
+ docElem = document.documentElement,
+ dirruns = 0,
+ done = 0,
+ pop = [].pop,
+ push = [].push,
+ slice = [].slice,
+ // Use a stripped-down indexOf if a native one is unavailable
+ indexOf = [].indexOf || function( elem ) {
+ var i = 0,
+ len = this.length;
+ for ( ; i < len; i++ ) {
+ if ( this[i] === elem ) {
+ return i;
+ }
+ }
+ return -1;
+ },
+
+ // Augment a function for special use by Sizzle
+ markFunction = function( fn, value ) {
+ fn[ expando ] = value == null || value;
+ return fn;
+ },
+
+ createCache = function() {
+ var cache = {},
+ keys = [];
+
+ return markFunction(function( key, value ) {
+ // Only keep the most recent entries
+ if ( keys.push( key ) > Expr.cacheLength ) {
+ delete cache[ keys.shift() ];
+ }
+
+ // Retrieve with (key + " ") to avoid collision with native Object.prototype properties (see Issue #157)
+ return (cache[ key + " " ] = value);
+ }, cache );
+ },
+
+ classCache = createCache(),
+ tokenCache = createCache(),
+ compilerCache = createCache(),
+
+ // Regex
+
+ // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
+ whitespace = "[\\x20\\t\\r\\n\\f]",
+ // http://www.w3.org/TR/css3-syntax/#characters
+ characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+",
+
+ // Loosely modeled on CSS identifier characters
+ // An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)
+ // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
+ identifier = characterEncoding.replace( "w", "w#" ),
+
+ // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
+ operators = "([*^$|!~]?=)",
+ attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
+ "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
+
+ // Prefer arguments not in parens/brackets,
+ // then attribute selectors and non-pseudos (denoted by :),
+ // then anything else
+ // These preferences are here to reduce the number of selectors
+ // needing tokenize in the PSEUDO preFilter
+ pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|([^()[\\]]*|(?:(?:" + attributes + ")|[^:]|\\\\.)*|.*))\\)|)",
+
+ // For matchExpr.POS and matchExpr.needsContext
+ pos = ":(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
+ "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)",
+
+ // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
+ rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
+
+ rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
+ rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
+ rpseudo = new RegExp( pseudos ),
+
+ // Easily-parseable/retrievable ID or TAG or CLASS selectors
+ rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/,
+
+ rnot = /^:not/,
+ rsibling = /[\x20\t\r\n\f]*[+~]/,
+ rendsWithNot = /:not\($/,
+
+ rheader = /h\d/i,
+ rinputs = /input|select|textarea|button/i,
+
+ rbackslash = /\\(?!\\)/g,
+
+ matchExpr = {
+ "ID": new RegExp( "^#(" + characterEncoding + ")" ),
+ "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
+ "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),
+ "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
+ "ATTR": new RegExp( "^" + attributes ),
+ "PSEUDO": new RegExp( "^" + pseudos ),
+ "POS": new RegExp( pos, "i" ),
+ "CHILD": new RegExp( "^:(only|nth|first|last)-child(?:\\(" + whitespace +
+ "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
+ "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
+ // For use in libraries implementing .is()
+ "needsContext": new RegExp( "^" + whitespace + "*[>+~]|" + pos, "i" )
+ },
+
+ // Support
+
+ // Used for testing something on an element
+ assert = function( fn ) {
+ var div = document.createElement("div");
+
+ try {
+ return fn( div );
+ } catch (e) {
+ return false;
+ } finally {
+ // release memory in IE
+ div = null;
+ }
+ },
+
+ // Check if getElementsByTagName("*") returns only elements
+ assertTagNameNoComments = assert(function( div ) {
+ div.appendChild( document.createComment("") );
+ return !div.getElementsByTagName("*").length;
+ }),
+
+ // Check if getAttribute returns normalized href attributes
+ assertHrefNotNormalized = assert(function( div ) {
+ div.innerHTML = "<a href='#'></a>";
+ return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
+ div.firstChild.getAttribute("href") === "#";
+ }),
+
+ // Check if attributes should be retrieved by attribute nodes
+ assertAttributes = assert(function( div ) {
+ div.innerHTML = "<select></select>";
+ var type = typeof div.lastChild.getAttribute("multiple");
+ // IE8 returns a string for some attributes even when not present
+ return type !== "boolean" && type !== "string";
+ }),
+
+ // Check if getElementsByClassName can be trusted
+ assertUsableClassName = assert(function( div ) {
+ // Opera can't find a second classname (in 9.6)
+ div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
+ if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {
+ return false;
+ }
+
+ // Safari 3.2 caches class attributes and doesn't catch changes
+ div.lastChild.className = "e";
+ return div.getElementsByClassName("e").length === 2;
+ }),
+
+ // Check if getElementById returns elements by name
+ // Check if getElementsByName privileges form controls or returns elements by ID
+ assertUsableName = assert(function( div ) {
+ // Inject content
+ div.id = expando + 0;
+ div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
+ docElem.insertBefore( div, docElem.firstChild );
+
+ // Test
+ var pass = document.getElementsByName &&
+ // buggy browsers will return fewer than the correct 2
+ document.getElementsByName( expando ).length === 2 +
+ // buggy browsers will return more than the correct 0
+ document.getElementsByName( expando + 0 ).length;
+ assertGetIdNotName = !document.getElementById( expando );
+
+ // Cleanup
+ docElem.removeChild( div );
+
+ return pass;
+ });
+
+// If slice is not available, provide a backup
+try {
+ slice.call( docElem.childNodes, 0 )[0].nodeType;
+} catch ( e ) {
+ slice = function( i ) {
+ var elem,
+ results = [];
+ for ( ; (elem = this[i]); i++ ) {
+ results.push( elem );
+ }
+ return results;
+ };
+}
+
+function Sizzle( selector, context, results, seed ) {
+ results = results || [];
+ context = context || document;
+ var match, elem, xml, m,
+ nodeType = context.nodeType;
+
+ if ( !selector || typeof selector !== "string" ) {
+ return results;
+ }
+
+ if ( nodeType !== 1 && nodeType !== 9 ) {
+ return [];
+ }
+
+ xml = isXML( context );
+
+ if ( !xml && !seed ) {
+ if ( (match = rquickExpr.exec( selector )) ) {
+ // Speed-up: Sizzle("#ID")
+ if ( (m = match[1]) ) {
+ if ( nodeType === 9 ) {
+ elem = context.getElementById( m );
+ // Check parentNode to catch when Blackberry 4.6 returns
+ // nodes that are no longer in the document #6963
+ if ( elem && elem.parentNode ) {
+ // Handle the case where IE, Opera, and Webkit return items
+ // by name instead of ID
+ if ( elem.id === m ) {
+ results.push( elem );
+ return results;
+ }
+ } else {
+ return results;
+ }
+ } else {
+ // Context is not a document
+ if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
+ contains( context, elem ) && elem.id === m ) {
+ results.push( elem );
+ return results;
+ }
+ }
+
+ // Speed-up: Sizzle("TAG")
+ } else if ( match[2] ) {
+ push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );
+ return results;
+
+ // Speed-up: Sizzle(".CLASS")
+ } else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) {
+ push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );
+ return results;
+ }
+ }
+ }
+
+ // All others
+ return select( selector.replace( rtrim, "$1" ), context, results, seed, xml );
+}
+
+Sizzle.matches = function( expr, elements ) {
+ return Sizzle( expr, null, null, elements );
+};
+
+Sizzle.matchesSelector = function( elem, expr ) {
+ return Sizzle( expr, null, null, [ elem ] ).length > 0;
+};
+
+// Returns a function to use in pseudos for input types
+function createInputPseudo( type ) {
+ return function( elem ) {
+ var name = elem.nodeName.toLowerCase();
+ return name === "input" && elem.type === type;
+ };
+}
+
+// Returns a function to use in pseudos for buttons
+function createButtonPseudo( type ) {
+ return function( elem ) {
+ var name = elem.nodeName.toLowerCase();
+ return (name === "input" || name === "button") && elem.type === type;
+ };
+}
+
+// Returns a function to use in pseudos for positionals
+function createPositionalPseudo( fn ) {
+ return markFunction(function( argument ) {
+ argument = +argument;
+ return markFunction(function( seed, matches ) {
+ var j,
+ matchIndexes = fn( [], seed.length, argument ),
+ i = matchIndexes.length;
+
+ // Match elements found at the specified indexes
+ while ( i-- ) {
+ if ( seed[ (j = matchIndexes[i]) ] ) {
+ seed[j] = !(matches[j] = seed[j]);
+ }
+ }
+ });
+ });
+}
+
+/**
+ * Utility function for retrieving the text value of an array of DOM nodes
+ * @param {Array|Element} elem
+ */
+getText = Sizzle.getText = function( elem ) {
+ var node,
+ ret = "",
+ i = 0,
+ nodeType = elem.nodeType;
+
+ if ( nodeType ) {
+ if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
+ // Use textContent for elements
+ // innerText usage removed for consistency of new lines (see #11153)
+ if ( typeof elem.textContent === "string" ) {
+ return elem.textContent;
+ } else {
+ // Traverse its children
+ for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
+ ret += getText( elem );
+ }
+ }
+ } else if ( nodeType === 3 || nodeType === 4 ) {
+ return elem.nodeValue;
+ }
+ // Do not include comment or processing instruction nodes
+ } else {
+
+ // If no nodeType, this is expected to be an array
+ for ( ; (node = elem[i]); i++ ) {
+ // Do not traverse comment nodes
+ ret += getText( node );
+ }
+ }
+ return ret;
+};
+
+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;
+};
+
+// Element contains another
+contains = Sizzle.contains = 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) );
+ } :
+ docElem.compareDocumentPosition ?
+ function( a, b ) {
+ return b && !!( a.compareDocumentPosition( b ) & 16 );
+ } :
+ function( a, b ) {
+ while ( (b = b.parentNode) ) {
+ if ( b === a ) {
+ return true;
+ }
+ }
+ return false;
+ };
+
+Sizzle.attr = function( elem, name ) {
+ var val,
+ xml = isXML( elem );
+
+ if ( !xml ) {
+ name = name.toLowerCase();
+ }
+ if ( (val = Expr.attrHandle[ name ]) ) {
+ return val( elem );
+ }
+ if ( xml || assertAttributes ) {
+ return elem.getAttribute( name );
+ }
+ val = elem.getAttributeNode( name );
+ return val ?
+ typeof elem[ name ] === "boolean" ?
+ elem[ name ] ? name : null :
+ val.specified ? val.value : null :
+ null;
+};
+
+Expr = Sizzle.selectors = {
+
+ // Can be adjusted by the user
+ cacheLength: 50,
+
+ createPseudo: markFunction,
+
+ match: matchExpr,
+
+ // IE6/7 return a modified href
+ attrHandle: assertHrefNotNormalized ?
+ {} :
+ {
+ "href": function( elem ) {
+ return elem.getAttribute( "href", 2 );
+ },
+ "type": function( elem ) {
+ return elem.getAttribute("type");
+ }
+ },
+
+ find: {
+ "ID": assertGetIdNotName ?
+ function( id, context, xml ) {
+ if ( typeof context.getElementById !== strundefined && !xml ) {
+ 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] : [];
+ }
+ } :
+ function( id, context, xml ) {
+ if ( typeof context.getElementById !== strundefined && !xml ) {
+ var m = context.getElementById( id );
+
+ return m ?
+ m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
+ [m] :
+ undefined :
+ [];
+ }
+ },
+
+ "TAG": assertTagNameNoComments ?
+ function( tag, context ) {
+ if ( typeof context.getElementsByTagName !== strundefined ) {
+ return context.getElementsByTagName( tag );
+ }
+ } :
+ function( tag, context ) {
+ var results = context.getElementsByTagName( tag );
+
+ // Filter out possible comments
+ if ( tag === "*" ) {
+ var elem,
+ tmp = [],
+ i = 0;
+
+ for ( ; (elem = results[i]); i++ ) {
+ if ( elem.nodeType === 1 ) {
+ tmp.push( elem );
+ }
+ }
+
+ return tmp;
+ }
+ return results;
+ },
+
+ "NAME": assertUsableName && function( tag, context ) {
+ if ( typeof context.getElementsByName !== strundefined ) {
+ return context.getElementsByName( name );
+ }
+ },
+
+ "CLASS": assertUsableClassName && function( className, context, xml ) {
+ if ( typeof context.getElementsByClassName !== strundefined && !xml ) {
+ return context.getElementsByClassName( className );
+ }
+ }
+ },
+
+ relative: {
+ ">": { dir: "parentNode", first: true },
+ " ": { dir: "parentNode" },
+ "+": { dir: "previousSibling", first: true },
+ "~": { dir: "previousSibling" }
+ },
+
+ preFilter: {
+ "ATTR": function( match ) {
+ match[1] = match[1].replace( rbackslash, "" );
+
+ // Move the given value to match[3] whether quoted or unquoted
+ match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" );
+
+ if ( match[2] === "~=" ) {
+ match[3] = " " + match[3] + " ";
+ }
+
+ return match.slice( 0, 4 );
+ },
+
+ "CHILD": function( match ) {
+ /* matches from matchExpr["CHILD"]
+ 1 type (only|nth|...)
+ 2 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
+ 3 xn-component of xn+y argument ([+-]?\d*n|)
+ 4 sign of xn-component
+ 5 x of xn-component
+ 6 sign of y-component
+ 7 y of y-component
+ */
+ match[1] = match[1].toLowerCase();
+
+ if ( match[1] === "nth" ) {
+ // nth-child requires argument
+ if ( !match[2] ) {
+ Sizzle.error( match[0] );
+ }
+
+ // numeric x and y parameters for Expr.filter.CHILD
+ // remember that false/true cast respectively to 0/1
+ match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) );
+ match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" );
+
+ // other types prohibit arguments
+ } else if ( match[2] ) {
+ Sizzle.error( match[0] );
+ }
+
+ return match;
+ },
+
+ "PSEUDO": function( match ) {
+ var unquoted, excess;
+ if ( matchExpr["CHILD"].test( match[0] ) ) {
+ return null;
+ }
+
+ if ( match[3] ) {
+ match[2] = match[3];
+ } else if ( (unquoted = match[4]) ) {
+ // Only check arguments that contain a pseudo
+ if ( 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
+ unquoted = unquoted.slice( 0, excess );
+ match[0] = match[0].slice( 0, excess );
+ }
+ match[2] = unquoted;
+ }
+
+ // Return only captures needed by the pseudo filter method (type and argument)
+ return match.slice( 0, 3 );
+ }
+ },
+
+ filter: {
+ "ID": assertGetIdNotName ?
+ function( id ) {
+ id = id.replace( rbackslash, "" );
+ return function( elem ) {
+ return elem.getAttribute("id") === id;
+ };
+ } :
+ function( id ) {
+ id = id.replace( rbackslash, "" );
+ return function( elem ) {
+ var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
+ return node && node.value === id;
+ };
+ },
+
+ "TAG": function( nodeName ) {
+ if ( nodeName === "*" ) {
+ return function() { return true; };
+ }
+ nodeName = nodeName.replace( rbackslash, "" ).toLowerCase();
+
+ return function( elem ) {
+ return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
+ };
+ },
+
+ "CLASS": function( className ) {
+ var pattern = classCache[ expando ][ className + " " ];
+
+ return pattern ||
+ (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
+ classCache( className, function( elem ) {
+ return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );
+ });
+ },
+
+ "ATTR": function( name, operator, check ) {
+ return function( elem, context ) {
+ 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.substr( result.length - check.length ) === check :
+ operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
+ operator === "|=" ? result === check || result.substr( 0, check.length + 1 ) === check + "-" :
+ false;
+ };
+ },
+
+ "CHILD": function( type, argument, first, last ) {
+
+ if ( type === "nth" ) {
+ return function( elem ) {
+ var node, diff,
+ parent = elem.parentNode;
+
+ if ( first === 1 && last === 0 ) {
+ return true;
+ }
+
+ if ( parent ) {
+ diff = 0;
+ for ( node = parent.firstChild; node; node = node.nextSibling ) {
+ if ( node.nodeType === 1 ) {
+ diff++;
+ if ( elem === node ) {
+ break;
+ }
+ }
+ }
+ }
+
+ // Incorporate the offset (or cast to NaN), then check against cycle size
+ diff -= last;
+ return diff === first || ( diff % first === 0 && diff / first >= 0 );
+ };
+ }
+
+ return function( elem ) {
+ var node = elem;
+
+ switch ( type ) {
+ case "only":
+ case "first":
+ while ( (node = node.previousSibling) ) {
+ if ( node.nodeType === 1 ) {
+ return false;
+ }
+ }
+
+ if ( type === "first" ) {
+ return true;
+ }
+
+ node = elem;
+
+ /* falls through */
+ case "last":
+ while ( (node = node.nextSibling) ) {
+ if ( node.nodeType === 1 ) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+ };
+ },
+
+ "PSEUDO": function( pseudo, argument ) {
+ // pseudo-class names are case-insensitive