diff -r efd9c589177a -r c0b4a8b5a012 toolkit/javascript/d3/lib/sizzle/sizzle.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toolkit/javascript/d3/lib/sizzle/sizzle.js Thu Apr 10 14:20:23 2014 +0200 @@ -0,0 +1,1376 @@ +/*! + * Sizzle CSS Selector Engine + * Copyright 2011, The Dojo Foundation + * Released under the MIT, BSD, and GPL Licenses. + * More information: http://sizzlejs.com/ + */ +(function(){ + +var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^\[\]]*\]|['"][^'"]*['"]|[^\[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g, + done = 0, + toString = Object.prototype.toString, + hasDuplicate = false, + baseHasDuplicate = true; + +// Here we check if the JavaScript engine is using some sort of +// optimization where it does not always call our comparision +// function. If that is the case, discard the hasDuplicate value. +// Thus far that includes Google Chrome. +[0, 0].sort(function() { + baseHasDuplicate = false; + return 0; +}); + +var Sizzle = function( selector, context, results, seed ) { + results = results || []; + context = context || document; + + var origContext = context; + + if ( context.nodeType !== 1 && context.nodeType !== 9 ) { + return []; + } + + if ( !selector || typeof selector !== "string" ) { + return results; + } + + var m, set, checkSet, extra, ret, cur, pop, i, + prune = true, + contextXML = Sizzle.isXML( context ), + parts = [], + soFar = selector; + + // Reset the position of the chunker regexp (start from head) + do { + chunker.exec( "" ); + m = chunker.exec( soFar ); + + if ( m ) { + soFar = m[3]; + + parts.push( m[1] ); + + if ( m[2] ) { + extra = m[3]; + break; + } + } + } while ( m ); + + if ( parts.length > 1 && origPOS.exec( selector ) ) { + + if ( parts.length === 2 && Expr.relative[ parts[0] ] ) { + set = posProcess( parts[0] + parts[1], context ); + + } else { + set = Expr.relative[ parts[0] ] ? + [ context ] : + Sizzle( parts.shift(), context ); + + while ( parts.length ) { + selector = parts.shift(); + + if ( Expr.relative[ selector ] ) { + selector += parts.shift(); + } + + set = posProcess( selector, set ); + } + } + + } else { + // Take a shortcut and set the context if the root selector is an ID + // (but not if it'll be faster if the inner selector is an ID) + if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML && + Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) { + + ret = Sizzle.find( parts.shift(), context, contextXML ); + context = ret.expr ? + Sizzle.filter( ret.expr, ret.set )[0] : + ret.set[0]; + } + + if ( context ) { + ret = seed ? + { expr: parts.pop(), set: makeArray(seed) } : + Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML ); + + set = ret.expr ? + Sizzle.filter( ret.expr, ret.set ) : + ret.set; + + if ( parts.length > 0 ) { + checkSet = makeArray( set ); + + } else { + prune = false; + } + + while ( parts.length ) { + cur = parts.pop(); + pop = cur; + + if ( !Expr.relative[ cur ] ) { + cur = ""; + } else { + pop = parts.pop(); + } + + if ( pop == null ) { + pop = context; + } + + Expr.relative[ cur ]( checkSet, pop, contextXML ); + } + + } else { + checkSet = parts = []; + } + } + + if ( !checkSet ) { + checkSet = set; + } + + if ( !checkSet ) { + Sizzle.error( cur || selector ); + } + + if ( toString.call(checkSet) === "[object Array]" ) { + if ( !prune ) { + results.push.apply( results, checkSet ); + + } else if ( context && context.nodeType === 1 ) { + for ( i = 0; checkSet[i] != null; i++ ) { + if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && Sizzle.contains(context, checkSet[i])) ) { + results.push( set[i] ); + } + } + + } else { + for ( i = 0; checkSet[i] != null; i++ ) { + if ( checkSet[i] && checkSet[i].nodeType === 1 ) { + results.push( set[i] ); + } + } + } + + } else { + makeArray( checkSet, results ); + } + + if ( extra ) { + Sizzle( extra, origContext, results, seed ); + Sizzle.uniqueSort( results ); + } + + return results; +}; + +Sizzle.uniqueSort = function( results ) { + if ( sortOrder ) { + hasDuplicate = baseHasDuplicate; + results.sort( sortOrder ); + + if ( hasDuplicate ) { + for ( var i = 1; i < results.length; i++ ) { + if ( results[i] === results[ i - 1 ] ) { + results.splice( i--, 1 ); + } + } + } + } + + return results; +}; + +Sizzle.matches = function( expr, set ) { + return Sizzle( expr, null, null, set ); +}; + +Sizzle.matchesSelector = function( node, expr ) { + return Sizzle( expr, null, null, [node] ).length > 0; +}; + +Sizzle.find = function( expr, context, isXML ) { + var set; + + if ( !expr ) { + return []; + } + + for ( var i = 0, l = Expr.order.length; i < l; i++ ) { + var match, + type = Expr.order[i]; + + if ( (match = Expr.leftMatch[ type ].exec( expr )) ) { + var left = match[1]; + match.splice( 1, 1 ); + + if ( left.substr( left.length - 1 ) !== "\\" ) { + match[1] = (match[1] || "").replace(/\\/g, ""); + set = Expr.find[ type ]( match, context, isXML ); + + if ( set != null ) { + expr = expr.replace( Expr.match[ type ], "" ); + break; + } + } + } + } + + if ( !set ) { + set = typeof context.getElementsByTagName !== "undefined" ? + context.getElementsByTagName( "*" ) : + []; + } + + return { set: set, expr: expr }; +}; + +Sizzle.filter = function( expr, set, inplace, not ) { + var match, anyFound, + old = expr, + result = [], + curLoop = set, + isXMLFilter = set && set[0] && Sizzle.isXML( set[0] ); + + while ( expr && set.length ) { + for ( var type in Expr.filter ) { + if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) { + var found, item, + filter = Expr.filter[ type ], + left = match[1]; + + anyFound = false; + + match.splice(1,1); + + if ( left.substr( left.length - 1 ) === "\\" ) { + continue; + } + + if ( curLoop === result ) { + result = []; + } + + if ( Expr.preFilter[ type ] ) { + match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter ); + + if ( !match ) { + anyFound = found = true; + + } else if ( match === true ) { + continue; + } + } + + if ( match ) { + for ( var i = 0; (item = curLoop[i]) != null; i++ ) { + if ( item ) { + found = filter( item, match, i, curLoop ); + var pass = not ^ !!found; + + if ( inplace && found != null ) { + if ( pass ) { + anyFound = true; + + } else { + curLoop[i] = false; + } + + } else if ( pass ) { + result.push( item ); + anyFound = true; + } + } + } + } + + if ( found !== undefined ) { + if ( !inplace ) { + curLoop = result; + } + + expr = expr.replace( Expr.match[ type ], "" ); + + if ( !anyFound ) { + return []; + } + + break; + } + } + } + + // Improper expression + if ( expr === old ) { + if ( anyFound == null ) { + Sizzle.error( expr ); + + } else { + break; + } + } + + old = expr; + } + + return curLoop; +}; + +Sizzle.error = function( msg ) { + throw "Syntax error, unrecognized expression: " + msg; +}; + +var Expr = Sizzle.selectors = { + order: [ "ID", "NAME", "TAG" ], + + match: { + ID: /#((?:[\w\u00c0-\uFFFF\-]|\\.)+)/, + CLASS: /\.((?:[\w\u00c0-\uFFFF\-]|\\.)+)/, + NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF\-]|\\.)+)['"]*\]/, + ATTR: /\[\s*((?:[\w\u00c0-\uFFFF\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00c0-\uFFFF\-]|\\.)*)|)|)\s*\]/, + TAG: /^((?:[\w\u00c0-\uFFFF\*\-]|\\.)+)/, + CHILD: /:(only|nth|last|first)-child(?:\(\s*(even|odd|(?:[+\-]?\d+|(?:[+\-]?\d*)?n\s*(?:[+\-]\s*\d+)?))\s*\))?/, + POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^\-]|$)/, + PSEUDO: /:((?:[\w\u00c0-\uFFFF\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/ + }, + + leftMatch: {}, + + attrMap: { + "class": "className", + "for": "htmlFor" + }, + + attrHandle: { + href: function( elem ) { + return elem.getAttribute( "href" ); + } + }, + + relative: { + "+": function(checkSet, part){ + var isPartStr = typeof part === "string", + isTag = isPartStr && !/\W/.test( part ), + isPartStrNotTag = isPartStr && !isTag; + + if ( isTag ) { + part = part.toLowerCase(); + } + + for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) { + if ( (elem = checkSet[i]) ) { + while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {} + + checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ? + elem || false : + elem === part; + } + } + + if ( isPartStrNotTag ) { + Sizzle.filter( part, checkSet, true ); + } + }, + + ">": function( checkSet, part ) { + var elem, + isPartStr = typeof part === "string", + i = 0, + l = checkSet.length; + + if ( isPartStr && !/\W/.test( part ) ) { + part = part.toLowerCase(); + + for ( ; i < l; i++ ) { + elem = checkSet[i]; + + if ( elem ) { + var parent = elem.parentNode; + checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false; + } + } + + } else { + for ( ; i < l; i++ ) { + elem = checkSet[i]; + + if ( elem ) { + checkSet[i] = isPartStr ? + elem.parentNode : + elem.parentNode === part; + } + } + + if ( isPartStr ) { + Sizzle.filter( part, checkSet, true ); + } + } + }, + + "": function(checkSet, part, isXML){ + var nodeCheck, + doneName = done++, + checkFn = dirCheck; + + if ( typeof part === "string" && !/\W/.test(part) ) { + part = part.toLowerCase(); + nodeCheck = part; + checkFn = dirNodeCheck; + } + + checkFn( "parentNode", part, doneName, checkSet, nodeCheck, isXML ); + }, + + "~": function( checkSet, part, isXML ) { + var nodeCheck, + doneName = done++, + checkFn = dirCheck; + + if ( typeof part === "string" && !/\W/.test( part ) ) { + part = part.toLowerCase(); + nodeCheck = part; + checkFn = dirNodeCheck; + } + + checkFn( "previousSibling", part, doneName, checkSet, nodeCheck, isXML ); + } + }, + + find: { + ID: function( match, context, isXML ) { + if ( typeof context.getElementById !== "undefined" && !isXML ) { + var m = context.getElementById(match[1]); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + return m && m.parentNode ? [m] : []; + } + }, + + NAME: function( match, context ) { + if ( typeof context.getElementsByName !== "undefined" ) { + var ret = [], + results = context.getElementsByName( match[1] ); + + for ( var i = 0, l = results.length; i < l; i++ ) { + if ( results[i].getAttribute("name") === match[1] ) { + ret.push( results[i] ); + } + } + + return ret.length === 0 ? null : ret; + } + }, + + TAG: function( match, context ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { + return context.getElementsByTagName( match[1] ); + } + } + }, + preFilter: { + CLASS: function( match, curLoop, inplace, result, not, isXML ) { + match = " " + match[1].replace(/\\/g, "") + " "; + + if ( isXML ) { + return match; + } + + for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) { + if ( elem ) { + if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n\r]/g, " ").indexOf(match) >= 0) ) { + if ( !inplace ) { + result.push( elem ); + } + + } else if ( inplace ) { + curLoop[i] = false; + } + } + } + + return false; + }, + + ID: function( match ) { + return match[1].replace(/\\/g, ""); + }, + + TAG: function( match, curLoop ) { + return match[1].toLowerCase(); + }, + + CHILD: function( match ) { + if ( match[1] === "nth" ) { + if ( !match[2] ) { + Sizzle.error( match[0] ); + } + + match[2] = match[2].replace(/^\+|\s*/g, ''); + + // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6' + var test = /(-?)(\d*)(?:n([+\-]?\d*))?/.exec( + match[2] === "even" && "2n" || match[2] === "odd" && "2n+1" || + !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]); + + // calculate the numbers (first)n+(last) including if they are negative + match[2] = (test[1] + (test[2] || 1)) - 0; + match[3] = test[3] - 0; + } + else if ( match[2] ) { + Sizzle.error( match[0] ); + } + + // TODO: Move to normal caching system + match[0] = done++; + + return match; + }, + + ATTR: function( match, curLoop, inplace, result, not, isXML ) { + var name = match[1] = match[1].replace(/\\/g, ""); + + if ( !isXML && Expr.attrMap[name] ) { + match[1] = Expr.attrMap[name]; + } + + // Handle if an un-quoted value was used + match[4] = ( match[4] || match[5] || "" ).replace(/\\/g, ""); + + if ( match[2] === "~=" ) { + match[4] = " " + match[4] + " "; + } + + return match; + }, + + PSEUDO: function( match, curLoop, inplace, result, not ) { + if ( match[1] === "not" ) { + // If we're dealing with a complex expression, or a simple one + if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) { + match[3] = Sizzle(match[3], null, null, curLoop); + + } else { + var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not); + + if ( !inplace ) { + result.push.apply( result, ret ); + } + + return false; + } + + } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) { + return true; + } + + return match; + }, + + POS: function( match ) { + match.unshift( true ); + + return match; + } + }, + + filters: { + enabled: function( elem ) { + return elem.disabled === false && elem.type !== "hidden"; + }, + + disabled: function( elem ) { + return elem.disabled === true; + }, + + checked: function( elem ) { + return elem.checked === true; + }, + + selected: function( elem ) { + // Accessing this property makes selected-by-default + // options in Safari work properly + elem.parentNode.selectedIndex; + + return elem.selected === true; + }, + + parent: function( elem ) { + return !!elem.firstChild; + }, + + empty: function( elem ) { + return !elem.firstChild; + }, + + has: function( elem, i, match ) { + return !!Sizzle( match[3], elem ).length; + }, + + header: function( elem ) { + return (/h\d/i).test( elem.nodeName ); + }, + + text: function( elem ) { + return "text" === elem.type; + }, + radio: function( elem ) { + return "radio" === elem.type; + }, + + checkbox: function( elem ) { + return "checkbox" === elem.type; + }, + + file: function( elem ) { + return "file" === elem.type; + }, + password: function( elem ) { + return "password" === elem.type; + }, + + submit: function( elem ) { + return "submit" === elem.type; + }, + + image: function( elem ) { + return "image" === elem.type; + }, + + reset: function( elem ) { + return "reset" === elem.type; + }, + + button: function( elem ) { + return "button" === elem.type || elem.nodeName.toLowerCase() === "button"; + }, + + input: function( elem ) { + return (/input|select|textarea|button/i).test( elem.nodeName ); + } + }, + setFilters: { + first: function( elem, i ) { + return i === 0; + }, + + last: function( elem, i, match, array ) { + return i === array.length - 1; + }, + + even: function( elem, i ) { + return i % 2 === 0; + }, + + odd: function( elem, i ) { + return i % 2 === 1; + }, + + lt: function( elem, i, match ) { + return i < match[3] - 0; + }, + + gt: function( elem, i, match ) { + return i > match[3] - 0; + }, + + nth: function( elem, i, match ) { + return match[3] - 0 === i; + }, + + eq: function( elem, i, match ) { + return match[3] - 0 === i; + } + }, + filter: { + PSEUDO: function( elem, match, i, array ) { + var name = match[1], + filter = Expr.filters[ name ]; + + if ( filter ) { + return filter( elem, i, match, array ); + + } else if ( name === "contains" ) { + return (elem.textContent || elem.innerText || Sizzle.getText([ elem ]) || "").indexOf(match[3]) >= 0; + + } else if ( name === "not" ) { + var not = match[3]; + + for ( var j = 0, l = not.length; j < l; j++ ) { + if ( not[j] === elem ) { + return false; + } + } + + return true; + + } else { + Sizzle.error( name ); + } + }, + + CHILD: function( elem, match ) { + var type = match[1], + 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; + + case "last": + while ( (node = node.nextSibling) ) { + if ( node.nodeType === 1 ) { + return false; + } + } + + return true; + + case "nth": + var first = match[2], + last = match[3]; + + if ( first === 1 && last === 0 ) { + return true; + } + + var doneName = match[0], + parent = elem.parentNode; + + if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) { + var count = 0; + + for ( node = parent.firstChild; node; node = node.nextSibling ) { + if ( node.nodeType === 1 ) { + node.nodeIndex = ++count; + } + } + + parent.sizcache = doneName; + } + + var diff = elem.nodeIndex - last; + + if ( first === 0 ) { + return diff === 0; + + } else { + return ( diff % first === 0 && diff / first >= 0 ); + } + } + }, + + ID: function( elem, match ) { + return elem.nodeType === 1 && elem.getAttribute("id") === match; + }, + + TAG: function( elem, match ) { + return (match === "*" && elem.nodeType === 1) || elem.nodeName.toLowerCase() === match; + }, + + CLASS: function( elem, match ) { + return (" " + (elem.className || elem.getAttribute("class")) + " ") + .indexOf( match ) > -1; + }, + + ATTR: function( elem, match ) { + var name = match[1], + result = Expr.attrHandle[ name ] ? + Expr.attrHandle[ name ]( elem ) : + elem[ name ] != null ? + elem[ name ] : + elem.getAttribute( name ), + value = result + "", + type = match[2], + check = match[4]; + + return result == null ? + type === "!=" : + type === "=" ? + value === check : + type === "*=" ? + value.indexOf(check) >= 0 : + type === "~=" ? + (" " + value + " ").indexOf(check) >= 0 : + !check ? + value && result !== false : + type === "!=" ? + value !== check : + type === "^=" ? + value.indexOf(check) === 0 : + type === "$=" ? + value.substr(value.length - check.length) === check : + type === "|=" ? + value === check || value.substr(0, check.length + 1) === check + "-" : + false; + }, + + POS: function( elem, match, i, array ) { + var name = match[2], + filter = Expr.setFilters[ name ]; + + if ( filter ) { + return filter( elem, i, match, array ); + } + } + } +}; + +var origPOS = Expr.match.POS, + fescape = function(all, num){ + return "\\" + (num - 0 + 1); + }; + +for ( var type in Expr.match ) { + Expr.match[ type ] = new RegExp( Expr.match[ type ].source + (/(?![^\[]*\])(?![^\(]*\))/.source) ); + Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source.replace(/\\(\d+)/g, fescape) ); +} + +var makeArray = function( array, results ) { + array = Array.prototype.slice.call( array, 0 ); + + if ( results ) { + results.push.apply( results, array ); + return results; + } + + return array; +}; + +// Perform a simple check to determine if the browser is capable of +// converting a NodeList to an array using builtin methods. +// Also verifies that the returned array holds DOM nodes +// (which is not the case in the Blackberry browser) +try { + Array.prototype.slice.call( document.documentElement.childNodes, 0 )[0].nodeType; + +// Provide a fallback method if it does not work +} catch( e ) { + makeArray = function( array, results ) { + var i = 0, + ret = results || []; + + if ( toString.call(array) === "[object Array]" ) { + Array.prototype.push.apply( ret, array ); + + } else { + if ( typeof array.length === "number" ) { + for ( var l = array.length; i < l; i++ ) { + ret.push( array[i] ); + } + + } else { + for ( ; array[i]; i++ ) { + ret.push( array[i] ); + } + } + } + + return ret; + }; +} + +var sortOrder, siblingCheck; + +if ( document.documentElement.compareDocumentPosition ) { + sortOrder = function( a, b ) { + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) { + return a.compareDocumentPosition ? -1 : 1; + } + + return a.compareDocumentPosition(b) & 4 ? -1 : 1; + }; + +} else { + sortOrder = function( a, b ) { + var al, bl, + ap = [], + bp = [], + aup = a.parentNode, + bup = b.parentNode, + cur = aup; + + // The nodes are identical, we can exit early + if ( a === b ) { + hasDuplicate = true; + return 0; + + // If the nodes are siblings (or identical) we can do a quick check + } else 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 ); + }; + + siblingCheck = function( a, b, ret ) { + if ( a === b ) { + return ret; + } + + var cur = a.nextSibling; + + while ( cur ) { + if ( cur === b ) { + return -1; + } + + cur = cur.nextSibling; + } + + return 1; + }; +} + +// Utility function for retreiving the text value of an array of DOM nodes +Sizzle.getText = function( elems ) { + var ret = "", elem; + + for ( var i = 0; elems[i]; i++ ) { + elem = elems[i]; + + // Get the text from text nodes and CDATA nodes + if ( elem.nodeType === 3 || elem.nodeType === 4 ) { + ret += elem.nodeValue; + + // Traverse everything else, except comment nodes + } else if ( elem.nodeType !== 8 ) { + ret += Sizzle.getText( elem.childNodes ); + } + } + + return ret; +}; + +// Check to see if the browser returns elements by name when +// querying by getElementById (and provide a workaround) +(function(){ + // We're going to inject a fake input element with a specified name + var form = document.createElement("div"), + id = "script" + (new Date()).getTime(), + root = document.documentElement; + + form.innerHTML = ""; + + // Inject it into the root element, check its status, and remove it quickly + root.insertBefore( form, root.firstChild ); + + // The workaround has to do additional checks after a getElementById + // Which slows things down for other browsers (hence the branching) + if ( document.getElementById( id ) ) { + Expr.find.ID = function( match, context, isXML ) { + if ( typeof context.getElementById !== "undefined" && !isXML ) { + var m = context.getElementById(match[1]); + + return m ? + m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? + [m] : + undefined : + []; + } + }; + + Expr.filter.ID = function( elem, match ) { + var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); + + return elem.nodeType === 1 && node && node.nodeValue === match; + }; + } + + root.removeChild( form ); + + // release memory in IE + root = form = null; +})(); + +(function(){ + // Check to see if the browser returns only elements + // when doing getElementsByTagName("*") + + // Create a fake element + var div = document.createElement("div"); + div.appendChild( document.createComment("") ); + + // Make sure no comments are found + if ( div.getElementsByTagName("*").length > 0 ) { + Expr.find.TAG = function( match, context ) { + var results = context.getElementsByTagName( match[1] ); + + // Filter out possible comments + if ( match[1] === "*" ) { + var tmp = []; + + for ( var i = 0; results[i]; i++ ) { + if ( results[i].nodeType === 1 ) { + tmp.push( results[i] ); + } + } + + results = tmp; + } + + return results; + }; + } + + // Check to see if an attribute returns normalized href attributes + div.innerHTML = ""; + + if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" && + div.firstChild.getAttribute("href") !== "#" ) { + + Expr.attrHandle.href = function( elem ) { + return elem.getAttribute( "href", 2 ); + }; + } + + // release memory in IE + div = null; +})(); + +if ( document.querySelectorAll ) { + (function(){ + var oldSizzle = Sizzle, + div = document.createElement("div"), + id = "__sizzle__"; + + div.innerHTML = "
"; + + // Safari can't handle uppercase or unicode characters when + // in quirks mode. + if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) { + return; + } + + Sizzle = function( query, context, extra, seed ) { + context = context || document; + + // Only use querySelectorAll on non-XML documents + // (ID selectors don't work in non-HTML documents) + if ( !seed && !Sizzle.isXML(context) ) { + // See if we find a selector to speed up + var match = /^(\w+$)|^\.([\w\-]+$)|^#([\w\-]+$)/.exec( query ); + + if ( match && (context.nodeType === 1 || context.nodeType === 9) ) { + // Speed-up: Sizzle("TAG") + if ( match[1] ) { + return makeArray( context.getElementsByTagName( query ), extra ); + + // Speed-up: Sizzle(".CLASS") + } else if ( match[2] && Expr.find.CLASS && context.getElementsByClassName ) { + return makeArray( context.getElementsByClassName( match[2] ), extra ); + } + } + + if ( context.nodeType === 9 ) { + // Speed-up: Sizzle("body") + // The body element only exists once, optimize finding it + if ( query === "body" && context.body ) { + return makeArray( [ context.body ], extra ); + + // Speed-up: Sizzle("#ID") + } else if ( match && match[3] ) { + var elem = context.getElementById( match[3] ); + + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + if ( elem && elem.parentNode ) { + // Handle the case where IE and Opera return items + // by name instead of ID + if ( elem.id === match[3] ) { + return makeArray( [ elem ], extra ); + } + + } else { + return makeArray( [], extra ); + } + } + + try { + return makeArray( context.querySelectorAll(query), extra ); + } catch(qsaError) {} + + // qSA works strangely on Element-rooted queries + // We can work around this by specifying an extra ID on the root + // and working up from there (Thanks to Andrew Dupont for the technique) + // IE 8 doesn't work on object elements + } else if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { + var old = context.getAttribute( "id" ), + nid = old || id, + hasParent = context.parentNode, + relativeHierarchySelector = /^\s*[+~]/.test( query ); + + if ( !old ) { + context.setAttribute( "id", nid ); + } else { + nid = nid.replace( /'/g, "\\$&" ); + } + if ( relativeHierarchySelector && hasParent ) { + context = context.parentNode; + } + + try { + if ( !relativeHierarchySelector || hasParent ) { + return makeArray( context.querySelectorAll( "[id='" + nid + "'] " + query ), extra ); + } + + } catch(pseudoError) { + } finally { + if ( !old ) { + context.removeAttribute( "id" ); + } + } + } + } + + return oldSizzle(query, context, extra, seed); + }; + + for ( var prop in oldSizzle ) { + Sizzle[ prop ] = oldSizzle[ prop ]; + } + + // release memory in IE + div = null; + })(); +} + +(function(){ + var html = document.documentElement, + matches = html.matchesSelector || html.mozMatchesSelector || html.webkitMatchesSelector || html.msMatchesSelector, + pseudoWorks = false; + + try { + // This should fail with an exception + // Gecko does not error, returns false instead + matches.call( document.documentElement, "[test!='']:sizzle" ); + + } catch( pseudoError ) { + pseudoWorks = true; + } + + if ( matches ) { + Sizzle.matchesSelector = function( node, expr ) { + // Make sure that attribute selectors are quoted + expr = expr.replace(/\=\s*([^'"\]]*)\s*\]/g, "='$1']"); + + if ( !Sizzle.isXML( node ) ) { + try { + if ( pseudoWorks || !Expr.match.PSEUDO.test( expr ) && !/!=/.test( expr ) ) { + return matches.call( node, expr ); + } + } catch(e) {} + } + + return Sizzle(expr, null, null, [node]).length > 0; + }; + } +})(); + +(function(){ + var div = document.createElement("div"); + + div.innerHTML = ""; + + // Opera can't find a second classname (in 9.6) + // Also, make sure that getElementsByClassName actually exists + if ( !div.getElementsByClassName || div.getElementsByClassName("e").length === 0 ) { + return; + } + + // Safari caches class attributes, doesn't catch changes (in 3.2) + div.lastChild.className = "e"; + + if ( div.getElementsByClassName("e").length === 1 ) { + return; + } + + Expr.order.splice(1, 0, "CLASS"); + Expr.find.CLASS = function( match, context, isXML ) { + if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) { + return context.getElementsByClassName(match[1]); + } + }; + + // release memory in IE + div = null; +})(); + +function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { + for ( var i = 0, l = checkSet.length; i < l; i++ ) { + var elem = checkSet[i]; + + if ( elem ) { + var match = false; + + elem = elem[dir]; + + while ( elem ) { + if ( elem.sizcache === doneName ) { + match = checkSet[elem.sizset]; + break; + } + + if ( elem.nodeType === 1 && !isXML ){ + elem.sizcache = doneName; + elem.sizset = i; + } + + if ( elem.nodeName.toLowerCase() === cur ) { + match = elem; + break; + } + + elem = elem[dir]; + } + + checkSet[i] = match; + } + } +} + +function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { + for ( var i = 0, l = checkSet.length; i < l; i++ ) { + var elem = checkSet[i]; + + if ( elem ) { + var match = false; + + elem = elem[dir]; + + while ( elem ) { + if ( elem.sizcache === doneName ) { + match = checkSet[elem.sizset]; + break; + } + + if ( elem.nodeType === 1 ) { + if ( !isXML ) { + elem.sizcache = doneName; + elem.sizset = i; + } + + if ( typeof cur !== "string" ) { + if ( elem === cur ) { + match = true; + break; + } + + } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) { + match = elem; + break; + } + } + + elem = elem[dir]; + } + + checkSet[i] = match; + } + } +} + +if ( document.documentElement.contains ) { + Sizzle.contains = function( a, b ) { + return a !== b && (a.contains ? a.contains(b) : true); + }; + +} else if ( document.documentElement.compareDocumentPosition ) { + Sizzle.contains = function( a, b ) { + return !!(a.compareDocumentPosition(b) & 16); + }; + +} else { + Sizzle.contains = function() { + return false; + }; +} + +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 : 0).documentElement; + + return documentElement ? documentElement.nodeName !== "HTML" : false; +}; + +var posProcess = function( selector, context ) { + var match, + tmpSet = [], + later = "", + root = context.nodeType ? [context] : context; + + // Position selectors must be done after the filter + // And so must :not(positional) so we move all PSEUDOs to the end + while ( (match = Expr.match.PSEUDO.exec( selector )) ) { + later += match[0]; + selector = selector.replace( Expr.match.PSEUDO, "" ); + } + + selector = Expr.relative[selector] ? selector + "*" : selector; + + for ( var i = 0, l = root.length; i < l; i++ ) { + Sizzle( selector, root[i], tmpSet ); + } + + return Sizzle.filter( later, tmpSet ); +}; + +// EXPOSE + +window.Sizzle = Sizzle; + +})();