+/*
+ IE7/IE8/IE9.js - copyright 2004-2010, Dean Edwards
+ http://code.google.com/p/ie7-js/
+ http://www.opensource.org/licenses/mit-license.php
+*/
+
+/* W3C compliance for Microsoft Internet Explorer */
+
+/* credits/thanks:
+ Shaggy, Martijn Wargers, Jimmy Cerra, Mark D Anderson,
+ Lars Dieckow, Erik Arvidsson, Gellért Gyuris, James Denny,
+ Unknown W Brackets, Benjamin Westfarer, Rob Eberhardt,
+ Bill Edney, Kevin Newman, James Crompton, Matthew Mastracci,
+ Doug Wright, Richard York, Kenneth Kolano, MegaZone,
+ Thomas Verelst, Mark 'Tarquin' Wilton-Jones, Rainer Åhlfors,
+ David Zulaica, Ken Kolano, Kevin Newman, Sjoerd Visscher,
+ Ingo Chao
+*/
+
+// timestamp: Sun, 07 Mar 2010 18:13:50
+
+(function(window, document) {
+
+var IE7 = window.IE7 = {
+ version: "2.1(beta3)",
+ toString: K("[IE7]")
+};
+IE7.compat = 9;
+var appVersion = IE7.appVersion = navigator.appVersion.match(/MSIE (\d\.\d)/)[1] - 0;
+
+if (/ie7_off/.test(top.location.search) || appVersion < 5.5 || appVersion >= IE7.compat) return;
+
+var MSIE5 = appVersion < 6;
+
+var Undefined = K();
+var documentElement = document.documentElement, body, viewport;
+var ANON = "!";
+var HEADER = ":link{ie7-link:link}:visited{ie7-link:visited}";
+
+// -----------------------------------------------------------------------
+// external
+// -----------------------------------------------------------------------
+
+var RELATIVE = /^[\w\.]+[^:]*$/;
+function makePath(href, path) {
+ if (RELATIVE.test(href)) href = (path || "") + href;
+ return href;
+};
+
+function getPath(href, path) {
+ href = makePath(href, path);
+ return href.slice(0, href.lastIndexOf("/") + 1);
+};
+
+// Get the path to this script
+var script = document.scripts[document.scripts.length - 1];
+var path = getPath(script.src);
+
+// Use microsoft's http request object to load external files
+try {
+ var httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
+} catch (ex) {
+ // ActiveX disabled
+}
+
+var fileCache = {};
+function loadFile(href, path) {
+ try {
+ href = makePath(href, path);
+ if (!fileCache[href]) {
+ httpRequest.open("GET", href, false);
+ httpRequest.send();
+ if (httpRequest.status == 0 || httpRequest.status == 200) {
+ fileCache[href] = httpRequest.responseText;
+ }
+ }
+ } catch (ex) {
+ // ignore errors
+ }
+ return fileCache[href] || "";
+};
+
+// -----------------------------------------------------------------------
+// OO support
+// -----------------------------------------------------------------------
+
+
+// This is a cut-down version of base2 (http://code.google.com/p/base2/)
+
+var _slice = Array.prototype.slice;
+
+// private
+var _FORMAT = /%([1-9])/g;
+var _LTRIM = /^\s\s*/;
+var _RTRIM = /\s\s*$/;
+var _RESCAPE = /([\/()[\]{}|*+-.,^$?\\])/g; // safe regular expressions
+var _BASE = /\bbase\b/;
+var _HIDDEN = ["constructor", "toString"]; // only override these when prototyping
+
+var prototyping;
+
+function Base(){};
+Base.extend = function(_instance, _static) {
+ // Build the prototype.
+ prototyping = true;
+ var _prototype = new this;
+ extend(_prototype, _instance);
+ prototyping = false;
+
+ // Create the wrapper for the constructor function.
+ var _constructor = _prototype.constructor;
+ function klass() {
+ // Don't call the constructor function when prototyping.
+ if (!prototyping) _constructor.apply(this, arguments);
+ };
+ _prototype.constructor = klass;
+
+ // Build the static interface.
+ klass.extend = arguments.callee;
+ extend(klass, _static);
+ klass.prototype = _prototype;
+ return klass;
+};
+Base.prototype.extend = function(source) {
+ return extend(this, source);
+};
+
+
+// A collection of regular expressions and their associated replacement values.
+// A Base class for creating parsers.
+
+var HASH = "#";
+var ITEMS = "#";
+var KEYS = ".";
+var COMPILED = "/";
+
+var REGGRP_BACK_REF = /\\(\d+)/g,
+ REGGRP_ESCAPE_COUNT = /\[(\\.|[^\]\\])+\]|\\.|\(\?/g,
+ REGGRP_PAREN = /\(/g,
+ REGGRP_LOOKUP = /\$(\d+)/,
+ REGGRP_LOOKUP_SIMPLE = /^\$\d+$/,
+ REGGRP_LOOKUPS = /(\[(\\.|[^\]\\])+\]|\\.|\(\?)|\(/g,
+ REGGRP_DICT_ENTRY = /^<#\w+>$/,
+ REGGRP_DICT_ENTRIES = /<#(\w+)>/g;
+
+var RegGrp = Base.extend({
+ constructor: function(values) {
+ this[KEYS] = [];
+ this[ITEMS] = {};
+ this.merge(values);
+ },
+
+ //dictionary: null,
+ //ignoreCase: false,
+
+ add: function(expression, replacement) {
+ delete this[COMPILED];
+ if (expression instanceof RegExp) {
+ expression = expression.source;
+ }
+ if (!this[HASH + expression]) this[KEYS].push(String(expression));
+ return this[ITEMS][HASH + expression] = new RegGrp.Item(expression, replacement, this);
+ },
+
+ compile: function(recompile) {
+ if (recompile || !this[COMPILED]) {
+ this[COMPILED] = new RegExp(this, this.ignoreCase ? "gi" : "g");
+ }
+ return this[COMPILED];
+ },
+
+ merge: function(values) {
+ for (var i in values) this.add(i, values[i]);
+ },
+
+ exec: function(string) {
+ var group = this,
+ patterns = group[KEYS],
+ items = group[ITEMS], item;
+ var result = this.compile(true).exec(string);
+ if (result) {
+ // Loop through the RegGrp items.
+ var i = 0, offset = 1;
+ while ((item = items[HASH + patterns[i++]])) {
+ var next = offset + item.length + 1;
+ if (result[offset]) { // do we have a result?
+ if (item.replacement === 0) {
+ return group.exec(string);
+ } else {
+ var args = result.slice(offset, next), j = args.length;
+ while (--j) args[j] = args[j] || ""; // some platforms return null/undefined for non-matching sub-expressions
+ args[0] = {match: args[0], item: item};
+ return args;
+ }
+ }
+ offset = next;
+ }
+ }
+ return null;
+ },
+
+ parse: function(string) {
+ string += ""; // type safe
+ var group = this,
+ patterns = group[KEYS],
+ items = group[ITEMS];
+ return string.replace(this.compile(), function(match) {
+ var args = [], item, offset = 1, i = arguments.length;
+ while (--i) args[i] = arguments[i] || ""; // some platforms return null/undefined for non-matching sub-expressions
+ // Loop through the RegGrp items.
+ while ((item = items[HASH + patterns[i++]])) {
+ var next = offset + item.length + 1;
+ if (args[offset]) { // do we have a result?
+ var replacement = item.replacement;
+ switch (typeof replacement) {
+ case "function":
+ return replacement.apply(group, args.slice(offset, next));
+ case "number":
+ return args[offset + replacement];
+ default:
+ return replacement;
+ }
+ }
+ offset = next;
+ }
+ return match;
+ });
+ },
+
+ toString: function() {
+ var strings = [],
+ keys = this[KEYS],
+ items = this[ITEMS], item;
+ for (var i = 0; item = items[HASH + keys[i]]; i++) {
+ strings[i] = item.source;
+ }
+ return "(" + strings.join(")|(") + ")";
+ }
+}, {
+ IGNORE: null, // a null replacement value means that there is no replacement.
+
+ Item: Base.extend({
+ constructor: function(source, replacement, owner) {
+ var length = source.indexOf("(") === -1 ? 0 : RegGrp.count(source);
+
+ var dictionary = owner.dictionary;
+ if (dictionary && source.indexOf("<#") !== -1) {
+ if (REGGRP_DICT_ENTRY.test(source)) {
+ var entry = dictionary[ITEMS][HASH + source.slice(2, -1)];
+ source = entry.replacement;
+ length = entry._length;
+ } else {
+ source = dictionary.parse(source);
+ }
+ }
+
+ if (typeof replacement == "number") replacement = String(replacement);
+ else if (replacement == null) replacement = 0;
+
+ // Does the expression use sub-expression lookups?
+ if (typeof replacement == "string" && REGGRP_LOOKUP.test(replacement)) {
+ if (REGGRP_LOOKUP_SIMPLE.test(replacement)) { // A simple lookup? (e.g. "$2").
+ // Store the index (used for fast retrieval of matched strings).
+ var index = replacement.slice(1) - 0;
+ if (index && index <= length) replacement = index;
+ } else {
+ // A complicated lookup (e.g. "Hello $2 $1.").
+ var lookup = replacement, regexp;
+ replacement = function(match) {
+ if (!regexp) {
+ regexp = new RegExp(source, "g" + (this.ignoreCase ? "i": ""));
+ }
+ return match.replace(regexp, lookup);
+ };
+ }
+ }
+
+ this.length = length;
+ this.source = String(source);
+ this.replacement = replacement;
+ }
+ }),
+
+ count: function(expression) {
+ return (String(expression).replace(REGGRP_ESCAPE_COUNT, "").match(REGGRP_PAREN) || "").length;
+ }
+});
+
+var Dictionary = RegGrp.extend({
+ parse: function(phrase) {
+ // Prevent sub-expressions in dictionary entries from capturing.
+ var entries = this[ITEMS];
+ return phrase.replace(REGGRP_DICT_ENTRIES, function(match, entry) {
+ entry = entries[HASH + entry];
+ return entry ? entry._nonCapturing : match;
+ });
+ },
+
+ add: function(expression, replacement) {
+ // Get the underlying replacement value.
+ if (replacement instanceof RegExp) {
+ replacement = replacement.source;
+ }
+ // Translate the replacement.
+ // The result is the original replacement recursively parsed by this dictionary.
+ var nonCapturing = replacement.replace(REGGRP_LOOKUPS, _nonCapture);
+ if (replacement.indexOf("(") !== -1) {
+ var realLength = RegGrp.count(replacement);
+ }
+ if (replacement.indexOf("<#") !== -1) {
+ replacement = this.parse(replacement);
+ nonCapturing = this.parse(nonCapturing);
+ }
+ var item = this.base(expression, replacement);
+ item._nonCapturing = nonCapturing;
+ item._length = realLength || item.length; // underlying number of sub-groups
+ return item;
+ },
+
+ toString: function() {
+ return "(<#" + this[PATTERNS].join(">)|(<#") + ">)";
+ }
+});
+
+function _nonCapture(match, escaped) {
+ return escaped || "(?:"; // non-capturing
+};
+
+// =========================================================================
+// lang/extend.js
+// =========================================================================
+
+function extend(object, source) { // or extend(object, key, value)
+ if (object && source) {
+ var proto = (typeof source == "function" ? Function : Object).prototype;
+ // Add constructor, toString etc
+ var i = _HIDDEN.length, key;
+ if (prototyping) while (key = _HIDDEN[--i]) {
+ var value = source[key];
+ if (value != proto[key]) {
+ if (_BASE.test(value)) {
+ _override(object, key, value)
+ } else {
+ object[key] = value;
+ }
+ }
+ }
+ // Copy each of the source object's properties to the target object.
+ for (key in source) if (typeof proto[key] == "undefined") {
+ var value = source[key];
+ // Check for method overriding.
+ if (object[key] && typeof value == "function" && _BASE.test(value)) {
+ _override(object, key, value);
+ } else {
+ object[key] = value;
+ }
+ }
+ }
+ return object;
+};
+
+function _override(object, name, method) {
+ // Override an existing method.
+ var ancestor = object[name];
+ object[name] = function() {
+ var previous = this.base;
+ this.base = ancestor;
+ var returnValue = method.apply(this, arguments);
+ this.base = previous;
+ return returnValue;
+ };
+};
+
+function combine(keys, values) {
+ // Combine two arrays to make a hash.
+ if (!values) values = keys;
+ var hash = {};
+ for (var i in keys) hash[i] = values[i];
+ return hash;
+};
+
+function format(string) {
+ // Replace %n with arguments[n].
+ // e.g. format("%1 %2%3 %2a %1%3", "she", "se", "lls");
+ // ==> "she sells sea shells"
+ // Only %1 - %9 supported.
+ var args = arguments;
+ var _FORMAT = new RegExp("%([1-" + arguments.length + "])", "g");
+ return String(string).replace(_FORMAT, function(match, index) {
+ return index < args.length ? args[index] : match;
+ });
+};
+
+function match(string, expression) {
+ // Same as String.match() except that this function will return an empty
+ // array if there is no match.
+ return String(string).match(expression) || [];
+};
+
+function rescape(string) {
+ // Make a string safe for creating a RegExp.
+ return String(string).replace(_RESCAPE, "\\$1");
+};
+
+// http://blog.stevenlevithan.com/archives/faster-trim-javascript
+function trim(string) {
+ return String(string).replace(_LTRIM, "").replace(_RTRIM, "");
+};
+
+function K(k) {
+ return function() {
+ return k;
+ };
+};
+
+// -----------------------------------------------------------------------
+// parsing
+// -----------------------------------------------------------------------
+
+var Parser = RegGrp.extend({ignoreCase: true});
+
+var SINGLE_QUOTES = /'/g,
+ ESCAPED = /'(\d+)'/g,
+ ESCAPE = /\\/g,
+ UNESCAPE = /\\([nrtf'"])/g;
+
+var strings = [];
+
+var encoder = new Parser({
+ // comments
+ "<!\\-\\-|\\-\\->": "",
+ "\\/\\*[^*]*\\*+([^\\/][^*]*\\*+)*\\/": "",
+ // get rid
+ "@(namespace|import)[^;\\n]+[;\\n]": "",
+ // strings
+ "'(\\\\.|[^'\\\\])*'": encodeString,
+ '"(\\\\.|[^"\\\\])*"': encodeString,
+ // white space
+ "\\s+": " "
+});
+
+function encode(selector) {
+ return encoder.parse(selector).replace(UNESCAPE, "$1");
+};
+
+function decode(query) {
+ // put string values back
+ return query.replace(ESCAPED, decodeString);
+};
+
+function encodeString(string) {
+ var index = strings.length;
+ strings[index] = string.slice(1, -1)
+ .replace(UNESCAPE, "$1")
+ .replace(SINGLE_QUOTES, "\\'");
+ return "'" + index + "'";
+};
+
+function decodeString(match, index) {
+ var string = strings[index];
+ if (string == null) return match;
+ return "'" + strings[index] + "'";
+};
+
+function getString(value) {
+ return value.indexOf("'") === 0 ? strings[value.slice(1, - 1)] : value;
+};
+
+// clone a "width" function to create a "height" function
+var rotater = new RegGrp({
+ Width: "Height",
+ width: "height",
+ Left: "Top",
+ left: "top",
+ Right: "Bottom",
+ right: "bottom",
+ onX: "onY"
+});
+
+function rotate(fn) {
+ return rotater.parse(fn);
+};
+
+// -----------------------------------------------------------------------
+// event handling
+// -----------------------------------------------------------------------
+
+var eventHandlers = [];
+
+function addResize(handler) {
+ addRecalc(handler);
+ addEventHandler(window, "onresize", handler);
+};
+
+// add an event handler (function) to an element
+function addEventHandler(element, type, handler) {
+ element.attachEvent(type, handler);
+ // store the handler so it can be detached later
+ eventHandlers.push(arguments);
+};
+
+// remove an event handler assigned to an element by IE7
+function removeEventHandler(element, type, handler) {
+ try {
+ element.detachEvent(type, handler);
+ } catch (ex) {
+ // write a letter of complaint to microsoft..
+ }
+};
+
+// remove event handlers (they eat memory)
+addEventHandler(window, "onunload", function() {
+ var handler;
+ while (handler = eventHandlers.pop()) {
+ removeEventHandler(handler[0], handler[1], handler[2]);
+ }
+});
+
+function register(handler, element, condition) { // -@DRE
+ //var set = handler[element.uniqueID];
+ if (!handler.elements) handler.elements = {};
+ if (condition) handler.elements[element.uniqueID] = element;
+ else delete handler.elements[element.uniqueID];
+ //return !set && condition;
+ return condition;
+};
+
+addEventHandler(window, "onbeforeprint", function() {
+ if (!IE7.CSS.print) new StyleSheet("print");
+ IE7.CSS.print.recalc();
+});
+
+// -----------------------------------------------------------------------
+// pixel conversion
+// -----------------------------------------------------------------------
+
+// this is handy because it means that web developers can mix and match
+// measurement units in their style sheets. it is not uncommon to
+// express something like padding in "em" units whilst border thickness
+// is most often expressed in pixels.
+
+var PIXEL = /^\d+(px)?$/i;
+var PERCENT = /^\d+%$/;
+var getPixelValue = function(element, value) {
+ if (PIXEL.test(value)) return parseInt(value);
+ var style = element.style.left;
+ var runtimeStyle = element.runtimeStyle.left;
+ element.runtimeStyle.left = element.currentStyle.left;
+ element.style.left = value || 0;
+ value = element.style.pixelLeft;
+ element.style.left = style;
+ element.runtimeStyle.left = runtimeStyle;
+ return value;
+};
+
+// -----------------------------------------------------------------------
+// generic
+// -----------------------------------------------------------------------
+
+var $IE7 = "ie7-";
+
+var Fix = Base.extend({
+ constructor: function() {
+ this.fixes = [];
+ this.recalcs = [];
+ },
+ init: Undefined
+});
+
+// a store for functions that will be called when refreshing IE7
+var recalcs = [];
+function addRecalc(recalc) {
+ recalcs.push(recalc);
+};
+
+IE7.recalc = function() {
+ IE7.HTML.recalc();
+ // re-apply style sheet rules (re-calculate ie7 classes)
+ IE7.CSS.recalc();
+ // apply global fixes to the document
+ for (var i = 0; i < recalcs.length; i++) recalcs[i]();
+};
+
+function isFixed(element) {
+ return element.currentStyle["ie7-position"] == "fixed";
+};
+
+// original style
+function getDefinedStyle(element, propertyName) {
+ return element.currentStyle[$IE7 + propertyName] || element.currentStyle[propertyName];
+};
+
+function setOverrideStyle(element, propertyName, value) {
+ if (element.currentStyle[$IE7 + propertyName] == null) {
+ element.runtimeStyle[$IE7 + propertyName] = element.currentStyle[propertyName];
+ }
+ element.runtimeStyle[propertyName] = value;
+};
+
+// Create a temporary element which is used to inherit styles
+// from the target element.
+function createTempElement(tagName) {
+ var element = document.createElement(tagName || "object");
+ element.style.cssText = "position:absolute;padding:0;display:block;border:none;clip:rect(0 0 0 0);left:-9999";
+ element.ie7_anon = true;
+ return element;
+};
+
+
+// =========================================================================
+// ie7-css.js
+// =========================================================================
+
+var NEXT_SIBLING = "(e.nextSibling&&IE7._getElementSibling(e,'next'))",
+ PREVIOUS_SIBLING = NEXT_SIBLING.replace(/next/g, "previous"),
+ IS_ELEMENT = "e.nodeName>'@'",
+ IF_ELEMENT = "if(" + IS_ELEMENT + "){";
+
+var ID_ATTRIBUTE = "(e.nodeName==='FORM'?IE7._getAttribute(e,'id'):e.id)";
+
+var HYPERLINK = /a(#[\w-]+)?(\.[\w-]+)?:(hover|active)/i;
+var FIRST_LINE_LETTER = /(.*)(:first-(line|letter))/;
+var SPACE = /\s/;
+var RULE = /((?:\\.|[^{\\])+)\{((?:\\.|[^}\\])+)\}/g;
+var SELECTOR = /(?:\\.|[^,\\])+/g;
+
+var styleSheets = document.styleSheets;
+
+var inheritedProperties = [];
+
+IE7.CSS = new (Fix.extend({ // single instance
+ parser: new Parser,
+ screen: "",
+ print: "",
+ styles: [],
+ rules: [],
+ pseudoClasses: appVersion < 7 ? "first\\-child" : "",
+ dynamicPseudoClasses: {
+ toString: function() {
+ var strings = [];
+ for (var pseudoClass in this) strings.push(pseudoClass);
+ return strings.join("|");
+ }
+ },
+
+ init: function() {
+ var NONE = "^\x01$";
+ var CLASS = "\\[class=?[^\\]]*\\]";
+ var pseudoClasses = [];
+ if (this.pseudoClasses) pseudoClasses.push(this.pseudoClasses);
+ var dynamicPseudoClasses = this.dynamicPseudoClasses.toString();
+ if (dynamicPseudoClasses) pseudoClasses.push(dynamicPseudoClasses);
+ pseudoClasses = pseudoClasses.join("|");
+ var unknown = appVersion < 7 ? ["[>+~\\[(]|([:.])[\\w-]+\\1"] : [CLASS];
+ if (pseudoClasses) unknown.push(":(" + pseudoClasses + ")");
+ this.UNKNOWN = new RegExp(unknown.join("|") || NONE, "i");
+ var complex = appVersion < 7 ? ["\\[[^\\]]+\\]|[^\\s(\\[]+\\s*[+~]"] : [CLASS];
+ var complexRule = complex.concat();
+ if (pseudoClasses) complexRule.push(":(" + pseudoClasses + ")");
+ Rule.COMPLEX = new RegExp(complexRule.join("|") || NONE, "ig");
+ if (this.pseudoClasses) complex.push(":(" + this.pseudoClasses + ")");
+ DynamicRule.COMPLEX = new RegExp(complex.join("|") || NONE, "i");
+ dynamicPseudoClasses = "not\\(:" + dynamicPseudoClasses.split("|").join("\\)|not\\(:") + "\\)|" + dynamicPseudoClasses;
+ DynamicRule.MATCH = new RegExp(dynamicPseudoClasses ? "(.*?):(" + dynamicPseudoClasses + ")(.*)" : NONE, "i");
+
+ this.createStyleSheet();
+ this.refresh();
+ },
+
+ addEventHandler: function() {
+ addEventHandler.apply(null, arguments);
+ },
+
+ addFix: function(expression, replacement) {
+ this.parser.add(expression, replacement);
+ },
+
+ addRecalc: function(propertyName, test, handler, replacement) {
+ // recalcs occur whenever the document is refreshed using document.recalc()
+ propertyName = propertyName.source || propertyName;
+ test = new RegExp("([{;\\s])" + propertyName + "\\s*:\\s*" + test + "[^;}]*");
+ var id = this.recalcs.length;
+ if (typeof replacement == "string") replacement = propertyName + ":" + replacement;
+ this.addFix(test, function(match) {
+ if (typeof replacement == "function") replacement = replacement(match);
+ return (replacement ? replacement : match) + ";ie7-" + match.slice(1) + ";ie7_recalc" + id + ":1";
+ });
+ this.recalcs.push(arguments);
+ return id;
+ },
+
+ apply: function() {
+ this.getInlineCSS();
+ new StyleSheet("screen");
+ this.trash();
+ },
+
+ createStyleSheet: function() {
+ // create the IE7 style sheet
+ document.getElementsByTagName("head")[0].appendChild(document.createElement("style"));
+ this.styleSheet = styleSheets[styleSheets.length - 1];
+ // flag it so we can ignore it during parsing
+ this.styleSheet.ie7 = true;
+ this.styleSheet.owningElement.ie7 = true;
+ this.styleSheet.cssText = HEADER;
+ },
+
+ getInlineCSS: function() {// load inline styles
+ var styleSheets = document.getElementsByTagName("style"), styleSheet;
+ for (var i = styleSheets.length - 1; styleSheet = styleSheets[i]; i--) {
+ if (!styleSheet.disabled && !styleSheet.ie7) {
+ styleSheet._cssText = styleSheet.innerHTML;
+ }
+ }
+ },
+
+ getText: function(styleSheet, path) {
+ // Internet Explorer will trash unknown selectors (it converts them to "UNKNOWN").
+ // So we must reload external style sheets (internal style sheets can have their text
+ // extracted through the innerHTML property).
+
+ // load the style sheet text from an external file
+ try {
+ var cssText = styleSheet.cssText;
+ } catch (e) {
+ cssText = "";
+ }
+ if (httpRequest) cssText = loadFile(styleSheet.href, path) || cssText;
+ return cssText;
+ },
+
+ recalc: function() {
+ this.screen.recalc();
+ // we're going to read through all style rules.
+ // certain rules have had ie7 properties added to them.
+ // e.g. p{top:0; ie7_recalc2:1; left:0}
+ // this flags a property in the rule as needing a fix.
+ // the selector text is then used to query the document.
+ // we can then loop through the results of the query
+ // and fix the elements.
+ // we ignore the IE7 rules - so count them in the header
+ var RECALCS = /ie7_recalc\d+/g;
+ var start = HEADER.match(/[{,]/g).length;
+ // only calculate screen fixes. print fixes don't show up anyway
+ var rules = this.styleSheet.rules, rule;
+ var calcs, calc, elements, element, i, j, k, id;
+ // loop through all rules
+ for (i = start; rule = rules[i]; i++) {
+ var cssText = rule.style.cssText;
+ // search for the "ie7_recalc" flag (there may be more than one)
+ if (calcs = cssText.match(RECALCS)) {
+ // use the selector text to query the document
+ elements = cssQuery(rule.selectorText);
+ // if there are matching elements then loop
+ // through the recalc functions and apply them
+ // to each element
+ if (elements.length) for (j = 0; j < calcs.length; j++) {
+ // get the matching flag (e.g. ie7_recalc3)
+ id = calcs[j];
+ // extract the numeric id from the end of the flag
+ // and use it to index the collection of recalc
+ // functions
+ calc = IE7.CSS.recalcs[id.slice(10)][2];
+ for (k = 0; (element = elements[k]); k++) {
+ // apply the fix
+ if (element.currentStyle[id]) calc(element, cssText);
+ }
+ }
+ }
+ }
+ },
+
+ refresh: function() {
+ this.styleSheet.cssText = HEADER + this.screen + this.print;
+ },
+
+ trash: function() {
+ // trash the old style sheets
+ for (var i = 0; i < styleSheets.length; i++) {
+ if (!styleSheets[i].ie7) {
+ try {
+ var cssText = styleSheets[i].cssText;
+ } catch (e) {
+ cssText = "";
+ }
+ if (cssText) styleSheets[i].cssText = "";
+ }
+ }
+ }
+}));
+
+// -----------------------------------------------------------------------
+// IE7 StyleSheet class
+// -----------------------------------------------------------------------
+
+var StyleSheet = Base.extend({
+ constructor: function(media) {
+ this.media = media;
+ this.load();
+ IE7.CSS[media] = this;
+ IE7.CSS.refresh();
+ },
+
+ createRule: function(selector, cssText) {
+ var match;
+ if (PseudoElement && (match = selector.match(PseudoElement.MATCH))) {
+ return new PseudoElement(match[1], match[2], cssText);
+ } else if (match = selector.match(DynamicRule.MATCH)) {
+ if (!HYPERLINK.test(match[0]) || DynamicRule.COMPLEX.test(match[0])) {
+ return new DynamicRule(selector, match[1], match[2], match[3], cssText);
+ }
+ } else {
+ return new Rule(selector, cssText);
+ }
+ return selector + " {" + cssText + "}";
+ },
+
+ getText: function() {
+ // store for style sheet text
+ // parse media decalarations
+ var MEDIA = /@media\s+([^{]+?)\s*\{([^@]+\})\s*\}/gi;
+ var IMPORTS = /@import[^;\n]+/gi;
+ var TRIM_IMPORTS = /@import\s+url\s*\(\s*["']?|["']?\s*\)\s*/gi;
+ var URL = /(url\s*\(\s*['"]?)([\w\.]+[^:\)]*['"]?\))/gi;
+
+ var self = this;
+
+ // Store loaded cssText URLs
+ var fileCache = {};
+
+ function getCSSText(styleSheet, path, media, level) {
+ var cssText = "";
+ if (!level) {
+ media = toSimpleMedia(styleSheet.media);
+ level = 0;
+ }
+ if (media === "none") {
+ styleSheet.disabled = true;
+ return "";
+ }
+ if (media === "all" || media === self.media) {
+ // IE only allows importing style sheets three levels deep.
+ // it will crash if you try to access a level below this
+ if (level < 3 && styleSheet.cssText) {
+ var hrefs = styleSheet.cssText.match(IMPORTS);
+ // loop through imported style sheets
+ for (var i = 0, imported; i < styleSheet.imports.length; i++) {
+ var imported = styleSheet.imports[i];
+ var href = styleSheet._href || styleSheet.href;
+ imported._href = hrefs[i].replace(TRIM_IMPORTS, "");
+ // call this function recursively to get all imported style sheets
+ cssText += getCSSText(imported, getPath(href, path), media, level + 1);
+ }
+ }
+ // retrieve inline style or load an external style sheet
+ cssText += encode(styleSheet.href ? loadStyleSheet(styleSheet, path) : styleSheet.owningElement._cssText);
+ cssText = parseMedia(cssText, self.media);
+ }
+ return cssText;
+ };
+
+ // Load all style sheets in the document
+ for (var i = 0; i < styleSheets.length; i++) {
+ var styleSheet = styleSheets[i];
+ if (!styleSheet.disabled && !styleSheet.ie7) this.cssText += getCSSText(styleSheet);
+ }
+
+ // helper functions
+ function parseMedia(cssText, media) {
+ filterMedia.value = media;
+ return cssText.replace(MEDIA, filterMedia);
+ };
+
+ function filterMedia(match, media, cssText) {
+ media = toSimpleMedia(media);
+ switch (media) {
+ case "screen":
+ case "print":
+ if (media !== filterMedia.value) return "";
+ case "all":
+ return cssText;
+ }
+ return "";
+ };
+
+ function toSimpleMedia(media) {
+ if (!media) return "all";
+ var split = media.toLowerCase().split(/\s*,\s*/);
+ media = "none";
+ for (var i = 0; i < split.length; i++) {
+ if (split[i] === "all") return "all";
+ if (split[i] === "screen") {
+ if (media === "print") return "all";
+ media = "screen";
+ } else if (split[i] === "print") {
+ if (media === "screen") return "all";
+ media = "print";
+ }
+ }
+ return media;
+ };
+
+ // Load an external style sheet
+ function loadStyleSheet(styleSheet, path) {
+ var href = styleSheet._href || styleSheet.href;
+ var url = makePath(href, path);
+ // If the style sheet has already loaded then don't reload it
+ if (fileCache[url]) return "";
+ // Load from source
+ fileCache[url] = styleSheet.disabled ? "" :
+ fixUrls(IE7.CSS.getText(styleSheet, path), getPath(href, path));
+ return fileCache[url];
+ };
+
+ // Fix CSS paths.
+ // We're lumping all css text into one big style sheet so relative
+ // paths have to be fixed. This is necessary anyway because of other
+ // Internet Explorer bugs.
+ function fixUrls(cssText, pathname) {
+ // hack & slash
+ return cssText.replace(URL, "$1" + pathname.slice(0, pathname.lastIndexOf("/") + 1) + "$2");
+ };
+ },
+
+ load: function() {
+ this.cssText = "";
+ this.getText();
+ this.parse();
+ if (inheritedProperties.length) {
+ this.cssText = parseInherited(this.cssText);
+ }
+ this.cssText = decode(this.cssText);
+ fileCache = {};
+ },
+
+ parse: function() {
+ this.cssText = IE7.CSS.parser.parse(this.cssText);
+
+ // Parse the style sheet
+ var offset = IE7.CSS.rules.length;
+ var rules = [], rule;
+ while ((rule = RULE.exec(this.cssText))) {
+ var cssText = rule[2];
+ if (cssText) {
+ var fixDescendants = appVersion < 7 && cssText.indexOf("AlphaImageLoader") !== -1;
+ var selectors = rule[1].match(SELECTOR), selector;
+ for (var i = 0; selector = selectors[i]; i++) {
+ selector = trim(selector);
+ var isUnknown = IE7.CSS.UNKNOWN.test(selector);
+ selectors[i] = isUnknown ? this.createRule(selector, cssText) : selector + "{" + cssText + "}";
+ if (fixDescendants) selectors[i] += this.createRule(selector + ">*", "position:relative");
+ }
+ rules.push(selectors.join("\n"));
+ }
+ }
+ this.cssText = rules.join("\n");
+ this.rules = IE7.CSS.rules.slice(offset);
+ },
+
+ recalc: function() {
+ var rule, i;
+ for (i = 0; (rule = this.rules[i]); i++) rule.recalc();
+ },
+
+ toString: function() {
+ return "@media " + this.media + "{" + this.cssText + "}";
+ }
+});
+
+var PseudoElement;
+
+// -----------------------------------------------------------------------
+// IE7 style rules
+// -----------------------------------------------------------------------
+
+var Rule = IE7.Rule = Base.extend({
+ constructor: function(selector, cssText) {
+ this.id = IE7.CSS.rules.length;
+ this.className = Rule.PREFIX + this.id;
+ var pseudoElement = selector.match(FIRST_LINE_LETTER);
+ this.selector = (pseudoElement ? pseudoElement[1] : selector) || "*";
+ this.selectorText = this.parse(this.selector) + (pseudoElement ? pseudoElement[2] : "");
+ this.cssText = cssText;
+ this.MATCH = new RegExp("\\s" + this.className + "(\\s|$)", "g");
+ IE7.CSS.rules.push(this);
+ this.init();
+ },
+
+ init: Undefined,
+
+ add: function(element) {
+ // allocate this class
+ element.className += " " + this.className;
+ },
+
+ recalc: function() {
+ // execute the underlying css query for this class
+ var match = cssQuery(this.selector);
+ // add the class name for all matching elements
+ for (var i = 0; i < match.length; i++) this.add(match[i]);
+ },
+
+ parse: function(selector) {
+ // attempt to preserve specificity for "loose" parsing by
+ // removing unknown tokens from a css selector but keep as
+ // much as we can..
+ var simple = selector.replace(Rule.CHILD, " ").replace(Rule.COMPLEX, "");
+ if (appVersion < 7) simple = simple.replace(Rule.MULTI, "");
+ var tags = match(simple, Rule.TAGS).length - match(selector, Rule.TAGS).length;
+ var classes = match(simple, Rule.CLASSES).length - match(selector, Rule.CLASSES).length + 1;
+ while (classes > 0 && Rule.CLASS.test(simple)) {
+ simple = simple.replace(Rule.CLASS, "");
+ classes--;
+ }
+ while (tags > 0 && Rule.TAG.test(simple)) {
+ simple = simple.replace(Rule.TAG, "$1*");
+ tags--;
+ }
+ simple += "." + this.className;
+ classes = Math.min(classes, 2);
+ tags = Math.min(tags, 2);
+ var score = -10 * classes - tags;
+ if (score > 0) {
+ simple = simple + "," + Rule.MAP[score] + " " + simple;
+ }
+ return simple;
+ },
+
+ remove: function(element) {
+ // deallocate this class
+ element.className = element.className.replace(this.MATCH, "$1");
+ },
+
+ toString: function() {
+ return format("%1 {%2}", this.selectorText, this.cssText);
+ }
+}, {
+ CHILD: />/g,
+ CLASS: /\.[\w-]+/,
+ CLASSES: /[.:\[]/g,
+ MULTI: /(\.[\w-]+)+/g,
+ PREFIX: "ie7_class",
+ TAG: /^\w+|([\s>+~])\w+/,
+ TAGS: /^\w|[\s>+~]\w/g,
+ MAP: {
+ "1": "html",
+ "2": "html body",
+ "10": ".ie7_html",
+ "11": "html.ie7_html",
+ "12": "html.ie7_html body",
+ "20": ".ie7_html .ie7_body",
+ "21": "html.ie7_html .ie7_body",
+ "22": "html.ie7_html body.ie7_body"
+ }
+});
+
+// -----------------------------------------------------------------------
+// IE7 dynamic style
+// -----------------------------------------------------------------------
+
+// object properties:
+// attach: the element that an event handler will be attached to
+// target: the element that will have the IE7 class applied
+
+var DynamicRule = Rule.extend({
+ // properties
+ constructor: function(selector, attach, dynamicPseudoClass, target, cssText) {
+ this.negated = dynamicPseudoClass.indexOf("not") === 0;
+ if (this.negated) dynamicPseudoClass = dynamicPseudoClass.slice(5, -1);
+ // initialise object properties
+ this.attach = attach || "*";
+ this.dynamicPseudoClass = IE7.CSS.dynamicPseudoClasses[dynamicPseudoClass];
+ this.target = target;
+ this.base(selector, cssText);
+ },
+
+ recalc: function() {
+ // execute the underlying css query for this class
+ var attaches = cssQuery(this.attach), attach;
+ // process results
+ for (var i = 0; attach = attaches[i]; i++) {
+ // retrieve the event handler's target element(s)
+ var target = this.target ? cssQuery(this.target, attach) : [attach];
+ // attach event handlers for dynamic pseudo-classes
+ if (target.length) this.dynamicPseudoClass.apply(attach, target, this);
+ }
+ }
+});
+
+// -----------------------------------------------------------------------
+// IE7 dynamic pseudo-classes
+// -----------------------------------------------------------------------
+
+var DynamicPseudoClass = Base.extend({
+ constructor: function(name, apply) {
+ this.name = name;
+ this.apply = apply;
+ this.instances = {};
+ IE7.CSS.dynamicPseudoClasses[name] = this;
+ },
+
+ register: function(instance, negated) {
+ // an "instance" is actually an Arguments object
+ var _class = instance[2];
+ if (!negated && _class.negated) {
+ this.unregister(instance, true);
+ } else {
+ instance.id = _class.id + instance[0].uniqueID;
+ if (!this.instances[instance.id]) {
+ var target = instance[1], j;
+ for (j = 0; j < target.length; j++) _class.add(target[j]);
+ this.instances[instance.id] = instance;
+ }
+ }
+ },
+
+ unregister: function(instance, negated) {
+ var _class = instance[2];
+ if (!negated && _class.negated) {
+ this.register(instance, true);
+ } else {
+ if (this.instances[instance.id]) {
+ var target = instance[1], j;
+ for (j = 0; j < target.length; j++) _class.remove(target[j]);
+ delete this.instances[instance.id];
+ }
+ }
+ }
+});
+
+// -----------------------------------------------------------------------
+// dynamic pseudo-classes
+// -----------------------------------------------------------------------
+
+if (appVersion < 7) {
+ var Hover = new DynamicPseudoClass("hover", function(element) {
+ var instance = arguments;
+ IE7.CSS.addEventHandler(element, "onmouseenter", function() {
+ Hover.register(instance);
+ });
+ IE7.CSS.addEventHandler(element, "onmouseleave", function() {
+ Hover.unregister(instance);
+ });
+ });
+
+ // globally trap the mouseup event (thanks Martijn!)
+ addEventHandler(document, "onmouseup", function() {
+ var instances = Hover.instances;
+ for (var i in instances)
+ if (!instances[i][0].contains(event.srcElement))
+ Hover.unregister(instances[i]);
+ });
+}
+
+var ATTR = {
+ "=": "%1==='%2'", // "[@%1='%2']"
+ "~=": "(' '+%1+' ').indexOf(' %2 ')!==-1", // "[contains(concat(' ',@%1,' '),' %2 ')]",
+ "|=": "%1==='%2'||%1.indexOf('%2-')===0", // "[@%1='%2' or starts-with(@%1,'%2-')]",
+ "^=": "%1.indexOf('%2')===0", // "[starts-with(@%1,'%2')]",
+ "$=": "%1.slice(-'%2'.length)==='%2'", // "[ends-with(@%1,'%2')]",
+ "*=": "%1.indexOf('%2')!==-1" // "[contains(@%1,'%2')]"
+};
+ATTR[""] = "%1!=null"; // "[@%1]"
+
+var FILTER = {
+ "<#attr>": function(match, name, operator, value) {
+ var attr = "IE7._getAttribute(e,'" + name + "')";
+ value = getString(value);
+ if (operator.length > 1) {
+ if (!value || operator === "~=" && SPACE.test(value)) {
+ return "false&&";
+ }
+ attr = "(" + attr + "||'')";
+ }
+ return "(" + format(ATTR[operator], attr, value) + ")&&";
+ },
+
+ "<#id>": ID_ATTRIBUTE + "==='$1'&&",
+
+ "<#class>": "e.className&&(' '+e.className+' ').indexOf(' $1 ')!==-1&&",
+
+ // PSEDUO
+ ":first-child": "!" + PREVIOUS_SIBLING + "&&",
+ ":link": "e.href&&(e.nodeName==='A'||e.nodeName==='AREA')&&",
+ ":visited": "false&&" // not implemented (security)
+};
+
+// =========================================================================
+// ie7-html.js
+// =========================================================================
+
+// default font-sizes
+//HEADER += "h1{font-size:2em}h2{font-size:1.5em;}h3{font-size:1.17em;}h4{font-size:1em}h5{font-size:.83em}h6{font-size:.67em}";
+
+IE7.HTML = new (Fix.extend({ // single instance
+ fixed: {},
+
+ init: Undefined,
+
+ addFix: function() {
+ // fixes are a one-off, they are applied when the document is loaded
+ this.fixes.push(arguments);
+ },
+
+ apply: function() {
+ for (var i = 0; i < this.fixes.length; i++) {
+ var match = cssQuery(this.fixes[i][0]);
+ var fix = this.fixes[i][1];
+ for (var j = 0; j < match.length; j++) fix(match[j]);
+ }
+ },
+
+ addRecalc: function() {
+ // recalcs occur whenever the document is refreshed using document.recalc()
+ this.recalcs.push(arguments);
+ },
+
+ recalc: function() {
+ // loop through the fixes
+ for (var i = 0; i < this.recalcs.length; i++) {
+ var match = cssQuery(this.recalcs[i][0]);
+ var recalc = this.recalcs[i][1], element;
+ var key = Math.pow(2, i);
+ for (var j = 0; (element = match[j]); j++) {
+ var uniqueID = element.uniqueID;
+ if ((this.fixed[uniqueID] & key) === 0) {
+ element = recalc(element) || element;
+ this.fixed[uniqueID] |= key;
+ }
+ }
+ }
+ }
+}));
+
+if (appVersion < 7) {
+ // provide support for the <abbr> tag.
+ document.createElement("abbr");
+
+ // bind to the first child control
+ IE7.HTML.addRecalc("label", function(label) {
+ if (!label.htmlFor) {
+ var firstChildControl = cssQuery("input,textarea", label, true);
+ if (firstChildControl) {
+ addEventHandler(label, "onclick", function() {
+ firstChildControl.click();
+ });
+ }
+ }
+ });
+}
+
+// =========================================================================
+// ie7-layout.js
+// =========================================================================
+
+var NUMERIC = "[.\\d]";
+
+(function() {
+ var layout = IE7.Layout = {};
+
+ // big, ugly box-model hack + min/max stuff
+
+ // #tantek > #erik > #dean { voice-family: hacker; }
+
+ // -----------------------------------------------------------------------
+ // "layout"
+ // -----------------------------------------------------------------------
+
+ HEADER += "*{boxSizing:content-box}";
+
+ // give an element "layout"
+ layout.boxSizing = function(element) {
+ if (!element.currentStyle.hasLayout) {
+ //# element.runtimeStyle.fixedHeight =
+ element.style.height = "0cm";
+ if (element.currentStyle.verticalAlign === "auto")
+ element.runtimeStyle.verticalAlign = "top";
+ // when an element acquires "layout", margins no longer collapse correctly
+ collapseMargins(element);
+ }
+ };
+
+ // -----------------------------------------------------------------------
+ // Margin Collapse
+ // -----------------------------------------------------------------------
+
+ function collapseMargins(element) {
+ if (element != viewport && element.currentStyle.position !== "absolute") {
+ collapseMargin(element, "marginTop");
+ collapseMargin(element, "marginBottom");
+ }
+ };
+
+ function collapseMargin(element, type) {
+ if (!element.runtimeStyle[type]) {
+ var parentElement = element.parentElement;
+ var isTopMargin = type === "marginTop";
+ if (parentElement && parentElement.currentStyle.hasLayout && !IE7._getElementSibling(element, isTopMargin ? "previous" : "next")) return;
+ var child = element[isTopMargin ? "firstChild" : "lastChild"];
+ if (child && child.nodeName < "@") child = IE7._getElementSibling(child, isTopMargin ? "next" : "previous");
+ if (child && child.currentStyle.styleFloat === "none" && child.currentStyle.hasLayout) {
+ collapseMargin(child, type);
+ margin = _getMargin(element, element.currentStyle[type]);
+ childMargin = _getMargin(child, child.currentStyle[type]);
+ if (margin < 0 || childMargin < 0) {
+ element.runtimeStyle[type] = margin + childMargin;
+ } else {
+ element.runtimeStyle[type] = Math.max(childMargin, margin);
+ }
+ child.runtimeStyle[type] = "0px";
+ }
+ }
+ };
+
+ function _getMargin(element, value) {
+ return value === "auto" ? 0 : getPixelValue(element, value);
+ };
+
+ // -----------------------------------------------------------------------
+ // box-model
+ // -----------------------------------------------------------------------
+
+ // constants
+ var UNIT = /^[.\d][\w]*$/, AUTO = /^(auto|0cm)$/;
+
+ var apply = {};
+ layout.borderBox = function(element){
+ apply.Width(element);
+ apply.Height(element);
+ };
+
+ var _fixWidth = function(HEIGHT) {
+ apply.Width = function(element) {
+ if (!PERCENT.test(element.currentStyle.width)) _fixWidth(element);
+ if (HEIGHT) collapseMargins(element);
+ };
+
+ function _fixWidth(element, value) {
+ if (!element.runtimeStyle.fixedWidth) {
+ if (!value) value = element.currentStyle.width;
+ element.runtimeStyle.fixedWidth = UNIT.test(value) ? Math.max(0, getFixedWidth(element, value)) + "px" : value;
+ setOverrideStyle(element, "width", element.runtimeStyle.fixedWidth);
+ }
+ };
+
+ function layoutWidth(element) {
+ if (!isFixed(element)) {
+ var layoutParent = element.offsetParent;
+ while (layoutParent && !layoutParent.currentStyle.hasLayout) layoutParent = layoutParent.offsetParent;
+ }
+ return (layoutParent || viewport).clientWidth;
+ };
+
+ function getPixelWidth(element, value) {
+ if (PERCENT.test(value)) return parseInt(parseFloat(value) / 100 * layoutWidth(element));
+ return getPixelValue(element, value);
+ };
+
+ var getFixedWidth = function(element, value) {
+ var borderBox = element.currentStyle["ie7-box-sizing"] === "border-box";
+ var adjustment = 0;
+ if (MSIE5 && !borderBox)
+ adjustment += getBorderWidth(element) + getWidth(element, "padding");
+ else if (!MSIE5 && borderBox)
+ adjustment -= getBorderWidth(element) + getWidth(element, "padding");
+ return getPixelWidth(element, value) + adjustment;
+ };
+
+ // easy way to get border thickness for elements with "layout"
+ function getBorderWidth(element) {
+ return element.offsetWidth - element.clientWidth;
+ };
+
+ // have to do some pixel conversion to get padding/margin thickness :-(
+ function getWidth(element, type) {
+ return getPixelWidth(element, element.currentStyle[type + "Left"]) + getPixelWidth(element, element.currentStyle[type + "Right"]);
+ };
+
+ // -----------------------------------------------------------------------
+ // min/max
+ // -----------------------------------------------------------------------
+
+ HEADER += "*{minWidth:none;maxWidth:none;min-width:none;max-width:none}";
+
+ // handle min-width property
+ layout.minWidth = function(element) {
+ // IE6 supports min-height so we frig it here
+ //#if (element.currentStyle.minHeight === "auto") element.runtimeStyle.minHeight = 0;
+ if (element.currentStyle["min-width"] != null) {
+ element.style.minWidth = element.currentStyle["min-width"];
+ }
+ if (register(arguments.callee, element, element.currentStyle.minWidth !== "none")) {
+ layout.boxSizing(element);
+ _fixWidth(element);
+ resizeWidth(element);
+ }
+ };
+
+ // clone the minWidth function to make a maxWidth function
+ eval("IE7.Layout.maxWidth=" + String(layout.minWidth).replace(/min/g, "max"));
+
+ // apply min/max restrictions
+ function resizeWidth(element) {
+ // check boundaries
+ if (element == document.body) {
+ var width = element.clientWidth;
+ } else {
+ var rect = element.getBoundingClientRect();
+ width = rect.right - rect.left;
+ }
+ if (element.currentStyle.minWidth !== "none" && width < getFixedWidth(element, element.currentStyle.minWidth)) {
+ element.runtimeStyle.width = element.currentStyle.minWidth;
+ } else if (element.currentStyle.maxWidth !== "none" && width >= getFixedWidth(element, element.currentStyle.maxWidth)) {
+ element.runtimeStyle.width = element.currentStyle.maxWidth;
+ } else {
+ element.runtimeStyle.width = element.runtimeStyle.fixedWidth;
+ }
+ };
+
+ // -----------------------------------------------------------------------
+ // right/bottom
+ // -----------------------------------------------------------------------
+
+ function fixRight(element) {
+ if (register(fixRight, element, /^(fixed|absolute)$/.test(element.currentStyle.position) &&
+ getDefinedStyle(element, "left") !== "auto" &&
+ getDefinedStyle(element, "right") !== "auto" &&
+ AUTO.test(getDefinedStyle(element, "width")))) {
+ resizeRight(element);
+ layout.boxSizing(element);
+ }
+ };
+ layout.fixRight = fixRight;
+
+ function resizeRight(element) {
+ var left = getPixelWidth(element, element.runtimeStyle._left || element.currentStyle.left);
+ var width = layoutWidth(element) - getPixelWidth(element, element.currentStyle.right) - left - getWidth(element, "margin");
+ if (parseInt(element.runtimeStyle.width) === width) return;
+ element.runtimeStyle.width = "";
+ if (isFixed(element) || HEIGHT || element.offsetWidth < width) {
+ if (!MSIE5) width -= getBorderWidth(element) + getWidth(element, "padding");
+ if (width < 0) width = 0;
+ element.runtimeStyle.fixedWidth = width;
+ setOverrideStyle(element, "width", width);
+ }
+ };
+
+ // -----------------------------------------------------------------------
+ // window.onresize
+ // -----------------------------------------------------------------------
+
+ // handle window resize
+ var clientWidth = 0;
+ addResize(function() {
+ if (!viewport) return;
+ var i, wider = (clientWidth < viewport.clientWidth);
+ clientWidth = viewport.clientWidth;
+ // resize elements with "min-width" set
+ var elements = layout.minWidth.elements;
+ for (i in elements) {
+ var element = elements[i];
+ var fixedWidth = (parseInt(element.runtimeStyle.width) === getFixedWidth(element, element.currentStyle.minWidth));
+ if (wider && fixedWidth) element.runtimeStyle.width = "";
+ if (wider == fixedWidth) resizeWidth(element);
+ }
+ // resize elements with "max-width" set
+ var elements = layout.maxWidth.elements;
+ for (i in elements) {
+ var element = elements[i];
+ var fixedWidth = (parseInt(element.runtimeStyle.width) === getFixedWidth(element, element.currentStyle.maxWidth));
+ if (!wider && fixedWidth) element.runtimeStyle.width = "";
+ if (wider !== fixedWidth) resizeWidth(element);
+ }
+ // resize elements with "right" set
+ for (i in fixRight.elements) resizeRight(fixRight.elements[i]);
+ });
+
+ // -----------------------------------------------------------------------
+ // fix CSS
+ // -----------------------------------------------------------------------
+ if (MSIE5) {
+ IE7.CSS.addRecalc("width", NUMERIC, apply.Width);
+ }
+ if (appVersion < 7) {
+ IE7.CSS.addRecalc("max-width", NUMERIC, layout.maxWidth);
+ IE7.CSS.addRecalc("right", NUMERIC, fixRight);
+ } else if (appVersion == 7) {
+ if (HEIGHT) IE7.CSS.addRecalc("height", "[\\d.]+%", function(element) {
+ element.runtimeStyle.pixelHeight = parseInt(layoutWidth(element) * element.currentStyle["ie7-height"].slice(0, -1) / 100);
+ });
+ }
+ };
+
+ eval("var _fixHeight=" + rotate(_fixWidth));
+
+ // apply box-model + min/max fixes
+ _fixWidth();
+ _fixHeight(true);
+
+ if (appVersion < 7) {
+ IE7.CSS.addRecalc("min-width", NUMERIC, layout.minWidth);
+ IE7.CSS.addFix(/\bmin-height\s*/, "height");
+ }
+})();
+
+// =========================================================================
+// ie7-graphics.js
+// =========================================================================
+
+// a small transparent image used as a placeholder
+var BLANK_GIF = makePath("blank.gif", path);
+
+var ALPHA_IMAGE_LOADER = "DXImageTransform.Microsoft.AlphaImageLoader";
+var PNG_FILTER = "progid:" + ALPHA_IMAGE_LOADER + "(src='%1',sizingMethod='%2')";
+
+// regular expression version of the above
+var PNG;
+
+var filtered = [];
+
+function fixImage(element) {
+ if (PNG.test(element.src)) {
+ // we have to preserve width and height
+ var image = new Image(element.width, element.height);
+ image.onload = function() {
+ element.width = image.width;
+ element.height = image.height;
+ image = null;
+ };
+ image.src = element.src;
+ // store the original url (we'll put it back when it's printed)
+ element.pngSrc = element.src;
+ // add the AlphaImageLoader thingy
+ addFilter(element);
+ }
+};
+
+if (appVersion < 7) {
+ // ** IE7 VARIABLE
+ // e.g. apply the hack to all files ending in ".png"
+ // IE7_PNG_SUFFIX = ".png";
+ // You can also set it to a RegExp
+ // IE7_PNG_SUFFIX = /\d+\.png$/;
+
+ // replace background(-image): url(..) .. with background(-image): .. ;filter: ..;
+ IE7.CSS.addFix(/background(-image)?\s*:\s*([^};]*)?url\(([^\)]+)\)([^;}]*)?/, function(match, $1, $2, url, $4) {
+ url = getString(url);
+ return PNG.test(url) ? "filter:" + format(PNG_FILTER, url, $4.indexOf("no-repeat") === -1 ? "scale" : "crop") +
+ ";zoom:1;background" + ($1||"") + ":" + ($2||"") + "none" + ($4||"") : match;
+ });
+
+ // list-style-image
+ IE7.CSS.addRecalc(/list\-style(\-image)?/, "[^};]*url", function(element) {
+ var url = element.currentStyle.listStyleImage.slice(5, -2);
+ if (PNG.test(url)) {
+ if (element.nodeName === "LI") {
+ fixListStyleImage(element, url)
+ } else if (element.nodeName === "UL") {
+ for (var i = 0, li; li = element.childNodes[i]; i++) {
+ if (li.nodeName === "LI") fixListStyleImage(li, url);
+ }
+ }
+ }
+ });
+
+ function fixListStyleImage(element, src) {
+ var style = element.runtimeStyle;
+ var originalHeight = element.offsetHeight;
+ var image = new Image;
+ image.onload = function() {
+ var paddingLeft = element.currentStyle.paddingLeft;
+ paddingLeft = paddingLeft === "0px" ? 0 : getPixelValue(element, paddingLeft);
+ style.paddingLeft = (paddingLeft + this.width) + "px";
+ style.marginLeft = -this.width + "px";
+ style.listStyleType = "none";
+ style.listStyleImage = "none";
+ style.paddingTop = Math.max(originalHeight - element.offsetHeight, 0) + "px";
+ addFilter(element, "crop", src);
+ element.style.zoom = "100%";
+ };
+ image.src = src;
+ };
+
+ // -----------------------------------------------------------------------
+ // fix PNG transparency (HTML images)
+ // -----------------------------------------------------------------------
+
+ IE7.HTML.addRecalc("img,input", function(element) {
+ if (element.nodeName === "INPUT" && element.type !== "image") return;
+ fixImage(element);
+ addEventHandler(element, "onpropertychange", function() {
+ if (!printing && event.propertyName === "src" &&
+ element.src.indexOf(BLANK_GIF) === -1) fixImage(element);
+ });
+ });
+
+ // assume that background images should not be printed
+ // (if they are not transparent then they'll just obscure content)
+ // but we'll put foreground images back...
+ var printing = false;
+ addEventHandler(window, "onbeforeprint", function() {
+ printing = true;
+ for (var i = 0; i < filtered.length; i++) removeFilter(filtered[i]);
+ });
+ addEventHandler(window, "onafterprint", function() {
+ for (var i = 0; i < filtered.length; i++) addFilter(filtered[i]);
+ printing = false;
+ });
+}
+
+// apply a filter
+function addFilter(element, sizingMethod, src) {
+ var filter = element.filters[ALPHA_IMAGE_LOADER];
+ if (filter) {
+ filter.src = src || element.src;
+ filter.enabled = true;
+ } else {
+ element.runtimeStyle.filter = format(PNG_FILTER, src || element.src, sizingMethod || "scale");
+ filtered.push(element);
+ }
+ // remove the real image
+ element.src = BLANK_GIF;
+};
+
+function removeFilter(element) {
+ element.src = element.pngSrc;
+ element.filters[ALPHA_IMAGE_LOADER].enabled = false;
+};
+
+// =========================================================================
+// ie7-fixed.js
+// =========================================================================
+
+(function() {
+ if (appVersion >= 7) return;
+
+ // some things to consider for this hack.
+ // the document body requires a fixed background. even if
+ // it is just a blank image.
+ // you have to use setExpression instead of onscroll, this
+ // together with a fixed body background helps avoid the
+ // annoying screen flicker of other solutions.
+
+ IE7.CSS.addRecalc("position", "fixed", _positionFixed, "absolute");
+ IE7.CSS.addRecalc("background(-attachment)?", "[^};]*fixed", _backgroundFixed);
+
+ // scrolling is relative to the documentElement (HTML tag) when in
+ // standards mode, otherwise it's relative to the document body
+ var $viewport = MSIE5 ? "body" : "documentElement";
+
+ function _fixBackground() {
+ // this is required by both position:fixed and background-attachment:fixed.
+ // it is necessary for the document to also have a fixed background image.
+ // we can fake this with a blank image if necessary
+ if (body.currentStyle.backgroundAttachment !== "fixed") {
+ if (body.currentStyle.backgroundImage === "none") {
+ body.runtimeStyle.backgroundRepeat = "no-repeat";
+ body.runtimeStyle.backgroundImage = "url(" + BLANK_GIF + ")"; // dummy
+ }
+ body.runtimeStyle.backgroundAttachment = "fixed";
+ }
+ _fixBackground = Undefined;
+ };
+
+ var _tmp = createTempElement("img");
+
+ function _isFixed(element) {
+ return element ? isFixed(element) || _isFixed(element.parentElement) : false;
+ };
+
+ function _setExpression(element, propertyName, expression) {
+ setTimeout("document.all." + element.uniqueID + ".runtimeStyle.setExpression('" + propertyName + "','" + expression + "')", 0);
+ };
+
+ // -----------------------------------------------------------------------
+ // backgroundAttachment: fixed
+ // -----------------------------------------------------------------------
+
+ function _backgroundFixed(element) {
+ if (register(_backgroundFixed, element, element.currentStyle.backgroundAttachment === "fixed" && !element.contains(body))) {
+ _fixBackground();
+ util.bgLeft(element);
+ util.bgTop(element);
+ _backgroundPosition(element);
+ }
+ };
+
+ function _backgroundPosition(element) {
+ _tmp.src = element.currentStyle.backgroundImage.slice(5, -2);
+ var parentElement = element.canHaveChildren ? element : element.parentElement;
+ parentElement.appendChild(_tmp);
+ util.setOffsetLeft(element);
+ util.setOffsetTop(element);
+ parentElement.removeChild(_tmp);
+ };
+
+ // -----------------------------------------------------------------------
+ // position: fixed
+ // -----------------------------------------------------------------------
+
+ function _positionFixed(element) {
+ if (register(_positionFixed, element, isFixed(element))) {
+ setOverrideStyle(element, "position", "absolute");
+ setOverrideStyle(element, "left", element.currentStyle.left);
+ setOverrideStyle(element, "top", element.currentStyle.top);
+ _fixBackground();
+ IE7.Layout.fixRight(element);
+ //IE7.Layout.fixBottom(element);
+ _foregroundPosition(element);
+ }
+ };
+
+ function _foregroundPosition(element, recalc) {
+ document.body.getBoundingClientRect(); // force a reflow
+ util.positionTop(element, recalc);
+ util.positionLeft(element, recalc, true);
+ if (!element.runtimeStyle.autoLeft && element.currentStyle.marginLeft === "auto" &&
+ element.currentStyle.right !== "auto") {
+ var left = viewport.clientWidth - util.getPixelWidth(element, element.currentStyle.right) -
+ util.getPixelWidth(element, element.runtimeStyle._left) - element.clientWidth;
+ if (element.currentStyle.marginRight === "auto") left = parseInt(left / 2);
+ if (_isFixed(element.offsetParent)) element.runtimeStyle.pixelLeft += left;
+ else element.runtimeStyle.shiftLeft = left;
+ }
+ if (!element.runtimeStyle.fixedWidth) util.clipWidth(element);
+ if (!element.runtimeStyle.fixedHeight) util.clipHeight(element);
+ };
+
+ // -----------------------------------------------------------------------
+ // capture window resize
+ // -----------------------------------------------------------------------
+
+ function _resize() {
+ // if the window has been resized then some positions need to be
+ // recalculated (especially those aligned to "right" or "top"
+ var elements = _backgroundFixed.elements;
+ for (var i in elements) _backgroundPosition(elements[i]);
+ elements = _positionFixed.elements;
+ for (i in elements) {
+ _foregroundPosition(elements[i], true);
+ _foregroundPosition(elements[i], true);
+ }
+ _timer = 0;
+ };
+
+ // use a timer (sometimes this is a good way to prevent resize loops)
+ var _timer;
+ addResize(function() {
+ if (!_timer) _timer = setTimeout(_resize, 100);
+ });
+
+ // -----------------------------------------------------------------------
+ // rotated
+ // -----------------------------------------------------------------------
+
+ var util = {};
+
+ var _horizontal = function(util) {
+ util.bgLeft = function(element) {
+ element.style.backgroundPositionX = element.currentStyle.backgroundPositionX;
+ if (!_isFixed(element)) {
+ _setExpression(element, "backgroundPositionX", "(parseInt(runtimeStyle.offsetLeft)+document." + $viewport + ".scrollLeft)||0");
+ }
+ };
+
+ util.setOffsetLeft = function(element) {
+ var propertyName = _isFixed(element) ? "backgroundPositionX" : "offsetLeft";
+ element.runtimeStyle[propertyName] =
+ util.getOffsetLeft(element, element.style.backgroundPositionX) -
+ element.getBoundingClientRect().left - element.clientLeft + 2;
+ };
+
+ util.getOffsetLeft = function(element, position) {
+ switch (position) {
+ case "left":
+ case "top":
+ return 0;
+ case "right":
+ case "bottom":
+ return viewport.clientWidth - _tmp.offsetWidth;
+ case "center":
+ return (viewport.clientWidth - _tmp.offsetWidth) / 2;
+ default:
+ if (PERCENT.test(position)) {
+ return parseInt((viewport.clientWidth - _tmp.offsetWidth) * parseFloat(position) / 100);
+ }
+ _tmp.style.left = position;
+ return _tmp.offsetLeft;
+ }
+ };
+
+ util.clipWidth = function(element) {
+ var fixWidth = element.runtimeStyle.fixWidth;
+ element.runtimeStyle.borderRightWidth = "";
+ element.runtimeStyle.width = fixWidth ? util.getPixelWidth(element, fixWidth) + "px" : "";
+ if (element.currentStyle.width !== "auto") {
+ var rect = element.getBoundingClientRect();
+ var width = element.offsetWidth - viewport.clientWidth + rect.left - 2;
+ if (width >= 0) {
+ element.runtimeStyle.borderRightWidth = "0px";
+ width = Math.max(getPixelValue(element, element.currentStyle.width) - width, 0);
+ setOverrideStyle(element, "width", width);
+ return width;
+ }
+ }
+ };
+
+ util.positionLeft = function(element, recalc) {
+ // if the element's width is in % units then it must be recalculated
+ // with respect to the viewport
+ if (!recalc && PERCENT.test(element.currentStyle.width)) {
+ element.runtimeStyle.fixWidth = element.currentStyle.width;
+ }
+ if (element.runtimeStyle.fixWidth) {
+ element.runtimeStyle.width = util.getPixelWidth(element, element.runtimeStyle.fixWidth);
+ }
+ //if (recalc) {
+ // // if the element is fixed on the right then no need to recalculate
+ // if (!element.runtimeStyle.autoLeft) return;
+ //} else {
+ element.runtimeStyle.shiftLeft = 0;
+ element.runtimeStyle._left = element.currentStyle.left;
+ // is the element fixed on the right?
+ element.runtimeStyle.autoLeft = element.currentStyle.right !== "auto" && element.currentStyle.left === "auto";
+ //}
+ // reset the element's "left" value and get it's natural position
+ element.runtimeStyle.left = "";
+ element.runtimeStyle.screenLeft = util.getScreenLeft(element);
+ element.runtimeStyle.pixelLeft = element.runtimeStyle.screenLeft;
+ // if the element is contained by another fixed element then there is no need to
+ // continually recalculate it's left position
+ if (!recalc && !_isFixed(element.offsetParent)) {
+ // onsrcoll produces jerky movement, so we use an expression
+ _setExpression(element, "pixelLeft", "runtimeStyle.screenLeft+runtimeStyle.shiftLeft+document." + $viewport + ".scrollLeft");
+ }
+ };
+
+ // I've forgotten how this works...
+ util.getScreenLeft = function(element) { // thanks to kevin newman (captainn)
+ var screenLeft = element.offsetLeft, nested = 1;
+ if (element.runtimeStyle.autoLeft) {
+ screenLeft = viewport.clientWidth - element.offsetWidth - util.getPixelWidth(element, element.currentStyle.right);
+ }
+ // accommodate margins
+ if (element.currentStyle.marginLeft !== "auto") {
+ screenLeft -= util.getPixelWidth(element, element.currentStyle.marginLeft);
+ }
+ while (element = element.offsetParent) {
+ if (element.currentStyle.position !== "static") nested = -1;
+ screenLeft += element.offsetLeft * nested;
+ }
+ return screenLeft;
+ };
+
+ util.getPixelWidth = function(element, value) {
+ return PERCENT.test(value) ? parseInt(parseFloat(value) / 100 * viewport.clientWidth) : getPixelValue(element, value);
+ };
+ };
+ eval("var _vertical=" + rotate(_horizontal));
+ _horizontal(util);
+ _vertical(util);
+})();
+
+// =========================================================================
+// ie7-oveflow.js
+// =========================================================================
+
+/* ---------------------------------------------------------------------
+
+ This module alters the structure of the document.
+ It may adversely affect other CSS rules. Be warned.
+
+--------------------------------------------------------------------- */
+
+if (appVersion < 7) {
+ var WRAPPER_STYLE = {
+ backgroundColor: "transparent",
+ backgroundImage: "none",
+ backgroundPositionX: null,
+ backgroundPositionY: null,
+ backgroundRepeat: null,
+ borderTopWidth: 0,
+ borderRightWidth: 0,
+ borderBottomWidth: 0,
+ borderLeftStyle: "none",
+ borderTopStyle: "none",
+ borderRightStyle: "none",
+ borderBottomStyle: "none",
+ borderLeftWidth: 0,
+ borderLeftColor: "#000",
+ borderTopColor: "#000",
+ borderRightColor: "#000",
+ borderBottomColor: "#000",
+ height: null,
+ marginTop: 0,
+ marginBottom: 0,
+ marginRight: 0,
+ marginLeft: 0,
+ width: "100%"
+ };
+
+ IE7.CSS.addRecalc("overflow", "visible", function(element) {
+ if (element.currentStyle.position === "absolute") return;
+
+ // don't do this again
+ if (element.parentNode.ie7_wrapped) return;
+
+ // if max-height is applied, makes sure it gets applied first
+ if (IE7.Layout && element.currentStyle["max-height"] !== "auto") {
+ IE7.Layout.maxHeight(element);
+ }
+
+ if (element.currentStyle.marginLeft === "auto") element.style.marginLeft = 0;
+ if (element.currentStyle.marginRight === "auto") element.style.marginRight = 0;
+
+ var wrapper = document.createElement(ANON);
+ wrapper.ie7_wrapped = element;
+ for (var propertyName in WRAPPER_STYLE) {
+ wrapper.style[propertyName] = element.currentStyle[propertyName];
+ if (WRAPPER_STYLE[propertyName] != null) {
+ element.runtimeStyle[propertyName] = WRAPPER_STYLE[propertyName];
+ }
+ }
+ wrapper.style.display = "block";
+ wrapper.style.position = "relative";
+ element.runtimeStyle.position = "absolute";
+ element.parentNode.insertBefore(wrapper, element);
+ wrapper.appendChild(element);
+ });
+}
+
+// =========================================================================
+// ie7-quirks.js
+// =========================================================================
+
+function ie7Quirks() {
+ var FONT_SIZES = "xx-small,x-small,small,medium,large,x-large,xx-large".split(",");
+ for (var i = 0; i < FONT_SIZES.length; i++) {
+ FONT_SIZES[FONT_SIZES[i]] = FONT_SIZES[i - 1] || "0.67em";
+ }
+
+ IE7.CSS.addFix(/(font(-size)?\s*:\s*)([\w.-]+)/, function(match, label, size, value) {
+ return label + (FONT_SIZES[value] || value);
+ });
+
+ var NEGATIVE = /^\-/, LENGTH = /(em|ex)$/i;
+ var EM = /em$/i, EX = /ex$/i;
+
+ getPixelValue = function(element, value) {
+ if (PIXEL.test(value)) return parseInt(value)||0;
+ var scale = NEGATIVE.test(value)? -1 : 1;
+ if (LENGTH.test(value)) scale *= getFontScale(element);
+ temp.style.width = scale < 0 ? value.slice(1) : value;
+ body.appendChild(temp);
+ // retrieve pixel width
+ value = scale * temp.offsetWidth;
+ // remove the temporary element
+ temp.removeNode();
+ return parseInt(value);
+ };
+
+ var temp = createTempElement();
+ function getFontScale(element) {
+ var scale = 1;
+ temp.style.fontFamily = element.currentStyle.fontFamily;
+ temp.style.lineHeight = element.currentStyle.lineHeight;
+ //temp.style.fontSize = "";
+ while (element != body) {
+ var fontSize = element.currentStyle["ie7-font-size"];
+ if (fontSize) {
+ if (EM.test(fontSize)) scale *= parseFloat(fontSize);
+ else if (PERCENT.test(fontSize)) scale *= (parseFloat(fontSize) / 100);
+ else if (EX.test(fontSize)) scale *= (parseFloat(fontSize) / 2);
+ else {
+ temp.style.fontSize = fontSize;
+ return 1;
+ }
+ }
+ element = element.parentElement;
+ }
+ return scale;
+ };
+
+ // cursor:pointer (IE5.x)
+ IE7.CSS.addFix(/cursor\s*:\s*pointer/, "cursor:hand");
+ // display:list-item (IE5.x)
+ IE7.CSS.addFix(/display\s*:\s*list-item/, "display:block");
+
+ // -----------------------------------------------------------------------
+ // margin:auto
+ // -----------------------------------------------------------------------
+
+ function fixMargin(element) {
+ var parent = element.parentElement;
+ var margin = parent.offsetWidth - element.offsetWidth - getPaddingWidth(parent);
+ var autoRight = (element.currentStyle["ie7-margin"] && element.currentStyle.marginRight === "auto") ||
+ element.currentStyle["ie7-margin-right"] === "auto";
+ switch (parent.currentStyle.textAlign) {
+ case "right":
+ margin = autoRight ? parseInt(margin / 2) : 0;
+ element.runtimeStyle.marginRight = margin + "px";
+ break;
+ case "center":
+ if (autoRight) margin = 0;
+ default:
+ if (autoRight) margin /= 2;
+ element.runtimeStyle.marginLeft = parseInt(margin) + "px";
+ }
+ };
+
+ function getPaddingWidth(element) {
+ return getPixelValue(element, element.currentStyle.paddingLeft) +
+ getPixelValue(element, element.currentStyle.paddingRight);
+ };
+
+ IE7.CSS.addRecalc("margin(-left|-right)?", "[^};]*auto", function(element) {
+ if (register(fixMargin, element,
+ element.parentElement &&
+ element.currentStyle.display === "block" &&
+ element.currentStyle.marginLeft === "auto" &&
+ element.currentStyle.position !== "absolute")) {
+ fixMargin(element);
+ }
+ });
+
+ addResize(function() {
+ for (var i in fixMargin.elements) {
+ var element = fixMargin.elements[i];
+ element.runtimeStyle.marginLeft =
+ element.runtimeStyle.marginRight = "";
+ fixMargin(element);
+ }
+ });
+};
+
+
+// =========================================================================
+// ie8-css.js
+// =========================================================================
+
+var BRACKETS = "\\([^)]+\\)";
+
+// pseudo-elements can be declared with a double colon
+encoder.add(/::(before|after)/, ":$1");
+
+if (appVersion < 8) {
+
+ if (IE7.CSS.pseudoClasses) IE7.CSS.pseudoClasses += "|";
+ IE7.CSS.pseudoClasses += "before|after|lang" + BRACKETS;
+
+ // -----------------------------------------------------------------------
+ // propertyName: inherit;
+ // -----------------------------------------------------------------------
+
+ function parseInherited(cssText) {
+ return cssText.replace(new RegExp("([{;\\s])(" + inheritedProperties.join("|") + ")\\s*:\\s*([^;}]+)", "g"), "$1$2:$3;ie7-$2:$3");
+ };
+
+ var INHERITED = /[\w-]+\s*:\s*inherit/g;
+ var STRIP_IE7_FLAGS = /ie7\-|\s*:\s*inherit/g;
+ var DASH_LOWER = /\-([a-z])/g;
+ function toUpper(match, chr) {return chr.toUpperCase()};
+
+ IE7.CSS.addRecalc("[\\w-]+", "inherit", function(element, cssText) {
+ if (element.parentElement) {
+ var inherited = cssText.match(INHERITED);
+ for (var i = 0; i < inherited.length; i++) {
+ var propertyName = inherited[i].replace(STRIP_IE7_FLAGS, "");
+ if (element.currentStyle["ie7-" + propertyName] === "inherit") {
+ propertyName = propertyName.replace(DASH_LOWER, toUpper);
+ element.runtimeStyle[propertyName] = element.parentElement.currentStyle[propertyName];
+ }
+ }
+ }
+ }, function(match) {
+ inheritedProperties.push(rescape(match.slice(1).split(":")[0]));
+ return match;
+ });
+
+ // -----------------------------------------------------------------------
+ // dynamic pseudo-classes
+ // -----------------------------------------------------------------------
+
+ var Focus = new DynamicPseudoClass("focus", function(element) {
+ var instance = arguments;
+
+ IE7.CSS.addEventHandler(element, "onfocus", function() {
+ Focus.unregister(instance); // in case it starts with focus
+ Focus.register(instance);
+ });
+
+ IE7.CSS.addEventHandler(element, "onblur", function() {
+ Focus.unregister(instance);
+ });
+
+ // check the active element for initial state
+ if (element == document.activeElement) {
+ Focus.register(instance)
+ }
+ });
+
+ var Active = new DynamicPseudoClass("active", function(element) {
+ var instance = arguments;
+ IE7.CSS.addEventHandler(element, "onmousedown", function() {
+ Active.register(instance);
+ });
+ });
+
+ // globally trap the mouseup event (thanks Martijn!)
+ addEventHandler(document, "onmouseup", function() {
+ var instances = Active.instances;
+ for (var i in instances) Active.unregister(instances[i]);
+ });
+
+ // -----------------------------------------------------------------------
+ // IE7 pseudo elements
+ // -----------------------------------------------------------------------
+
+ // constants
+ var URL = /^url\s*\(\s*([^)]*)\)$/;
+ var POSITION_MAP = {
+ before0: "beforeBegin",
+ before1: "afterBegin",
+ after0: "afterEnd",
+ after1: "beforeEnd"
+ };
+
+ var PseudoElement = IE7.PseudoElement = Rule.extend({
+ constructor: function(selector, position, cssText) {
+ // initialise object properties
+ this.position = position;
+ var content = cssText.match(PseudoElement.CONTENT), match, entity;
+ if (content) {
+ content = content[1];
+ match = content.split(/\s+/);
+ for (var i = 0; (entity = match[i]); i++) {
+ match[i] = /^attr/.test(entity) ? {attr: entity.slice(5, -1)} :
+ entity.charAt(0) === "'" ? getString(entity) : decode(entity);
+ }
+ content = match;
+ }
+ this.content = content;
+ // CSS text needs to be decoded immediately
+ this.base(selector, decode(cssText));
+ },
+
+ init: function() {
+ // execute the underlying css query for this class
+ this.match = cssQuery(this.selector);
+ for (var i = 0; i < this.match.length; i++) {
+ var runtimeStyle = this.match[i].runtimeStyle;
+ if (!runtimeStyle[this.position]) runtimeStyle[this.position] = {cssText:""};
+ runtimeStyle[this.position].cssText += ";" + this.cssText;
+ if (this.content != null) runtimeStyle[this.position].content = this.content;
+ }
+ },
+
+ create: function(target) {
+ var generated = target.runtimeStyle[this.position];
+ if (generated) {
+ // copy the array of values
+ var content = [].concat(generated.content || "");
+ for (var j = 0; j < content.length; j++) {
+ if (typeof content[j] == "object") {
+ content[j] = target.getAttribute(content[j].attr);
+ }
+ }
+ content = content.join("");
+ var url = content.match(URL);
+ var cssText = "overflow:hidden;" + generated.cssText.replace(/'/g, '"');
+ var position = POSITION_MAP[this.position + Number(target.canHaveChildren)];
+ var id = 'ie7_pseudo' + PseudoElement.count++;
+ target.insertAdjacentHTML(position, format(PseudoElement.ANON, this.className, id, cssText, url ? "" : content));
+ if (url) {
+ var src = getString(url[1]);
+ var pseudoElement = document.getElementById(id);
+ pseudoElement.src = src;
+ addFilter(pseudoElement, "crop");
+ var targetIsFloated = target.currentStyle.styleFloat !== "none";
+ if (pseudoElement.currentStyle.display === "inline" || targetIsFloated) {
+ if (appVersion < 7 && targetIsFloated && target.canHaveChildren) {
+ target.runtimeStyle.display = "inline";
+ target.runtimeStyle.position = "relative";
+ pseudoElement.runtimeStyle.position = "absolute";
+ }
+ pseudoElement.style.display = "inline-block";
+ if (target.currentStyle.styleFloat !== "none") {
+ pseudoElement.style.pixelWidth = target.offsetWidth;
+ }
+ var image = new Image;
+ image.onload = function() {
+ pseudoElement.style.pixelWidth = this.width;
+ pseudoElement.style.pixelHeight = Math.max(this.height, pseudoElement.offsetHeight);
+ };
+ image.src = src;
+ }
+ }
+ target.runtimeStyle[this.position] = null;
+ }
+ },
+
+ recalc: function() {
+ if (this.content == null) return;
+ for (var i = 0; i < this.match.length; i++) {
+ this.create(this.match[i]);
+ }
+ },
+
+ toString: function() {
+ return "." + this.className + "{display:inline}";
+ }
+ }, {
+ CONTENT: /content\s*:\s*([^;]*)(;|$)/,
+ ANON: "<ie7:! class='ie7_anon %1' id=%2 style='%3'>%4</ie7:!>",
+ MATCH: /(.*):(before|after).*/,
+
+ count: 0
+ });
+
+ IE7._getLang = function(element) {
+ var lang = "";
+ while (element && element.nodeType === 1) {
+ lang = element.lang || element.getAttribute("lang") || "";
+ if (lang) break;
+ element = element.parentNode;
+ }
+ return lang;
+ };
+
+ FILTER = extend(FILTER, {
+ ":lang\\(([^)]+)\\)": "((ii=IE7._getLang(e))==='$1'||ii.indexOf('$1-')===0)&&"
+ });
+}
+
+// =========================================================================
+// ie8-html.js
+// =========================================================================
+
+var UNSUCCESSFUL = /^(submit|reset|button)$/;
+
+// -----------------------------------------------------------------------
+// <button>
+// -----------------------------------------------------------------------
+
+// IE bug means that innerText is submitted instead of "value"
+IE7.HTML.addRecalc("button,input", function(button) {
+ if (button.nodeName === "BUTTON") {
+ var match = button.outerHTML.match(/ value="([^"]*)"/i);
+ button.runtimeStyle.value = match ? match[1] : "";
+ }
+ // flag the button/input that was used to submit the form
+ if (button.type === "submit") {
+ addEventHandler(button, "onclick", function() {
+ button.runtimeStyle.clicked = true;
+ setTimeout("document.all." + button.uniqueID + ".runtimeStyle.clicked=false", 1);
+ });
+ }
+});
+
+// -----------------------------------------------------------------------
+// <form>
+// -----------------------------------------------------------------------
+
+// only submit "successful controls
+IE7.HTML.addRecalc("form", function(form) {
+ addEventHandler(form, "onsubmit", function() {
+ for (var element, i = 0; element = form[i]; i++) {
+ if (UNSUCCESSFUL.test(element.type) && !element.disabled && !element.runtimeStyle.clicked) {
+ element.disabled = true;
+ setTimeout("document.all." + element.uniqueID + ".disabled=false", 1);
+ } else if (element.nodeName === "BUTTON" && element.type === "submit") {
+ setTimeout("document.all." + element.uniqueID + ".value='" + element.value + "'", 1);
+ element.value = element.runtimeStyle.value;
+ }
+ }
+ });
+});
+
+// -----------------------------------------------------------------------
+// <img>
+// -----------------------------------------------------------------------
+
+// get rid of the spurious tooltip produced by the alt attribute on images
+IE7.HTML.addRecalc("img", function(img) {
+ if (img.alt && !img.title) img.title = "";
+});
+
+// =========================================================================
+// ie8-layout.js
+// =========================================================================
+
+if (appVersion < 8) {
+ IE7.CSS.addRecalc("border-spacing", NUMERIC, function(element) {
+ if (element.currentStyle.borderCollapse !== "collapse") {
+ element.cellSpacing = getPixelValue(element, element.currentStyle["ie7-border-spacing"].split(" ")[0]);
+ }
+ });
+ IE7.CSS.addRecalc("box-sizing", "content-box", IE7.Layout.boxSizing);
+ IE7.CSS.addRecalc("box-sizing", "border-box", IE7.Layout.borderBox);
+}
+
+// =========================================================================
+// ie8-graphics.js
+// =========================================================================
+
+if (appVersion < 8) {
+ // fix object[type=image/*]
+ var IMAGE = /^image/i;
+ IE7.HTML.addRecalc("object", function(element) {
+ if (IMAGE.test(element.type)) {
+ element.body.style.cssText = "margin:0;padding:0;border:none;overflow:hidden";
+ return element;
+ }
+ });
+}
+
+// =========================================================================
+// ie9-css.js
+// =========================================================================
+
+var NOT_NEXT_BY_TYPE = "!IE7._getElementSiblingByType(e,'next')&&",
+ NOT_PREVIOUS_BY_TYPE = NOT_NEXT_BY_TYPE.replace("next", "previous");
+
+if (IE7.CSS.pseudoClasses) IE7.CSS.pseudoClasses += "|";
+IE7.CSS.pseudoClasses += "(?:first|last|only)\\-(?:child|of\\-type)|empty|root|target|" +
+ ("not|nth\\-child|nth\\-last\\-child|nth\\-of\\-type|nth\\-last\\-of\\-type".split("|").join(BRACKETS + "|") + BRACKETS);
+
+// :checked
+var Checked = new DynamicPseudoClass("checked", function(element) {
+ if (typeof element.checked !== "boolean") return;
+ var instance = arguments;
+ IE7.CSS.addEventHandler(element, "onpropertychange", function() {
+ if (event.propertyName === "checked") {
+ if (element.checked === true) Checked.register(instance);
+ else Checked.unregister(instance);
+ }
+ });
+ // check current checked state
+ if (element.checked === true) Checked.register(instance);
+});
+
+// :enabled
+var Enabled = new DynamicPseudoClass("enabled", function(element) {
+ if (typeof element.disabled !== "boolean") return;
+ var instance = arguments;
+ IE7.CSS.addEventHandler(element, "onpropertychange", function() {
+ if (event.propertyName === "disabled") {
+ if (element.disabled === false) Enabled.register(instance);
+ else Enabled.unregister(instance);
+ }
+ });
+ // check current disabled state
+ if (element.disabled === false) Enabled.register(instance);
+});
+
+// :disabled
+var Disabled = new DynamicPseudoClass("disabled", function(element) {
+ if (typeof element.disabled !== "boolean") return;
+ var instance = arguments;
+ IE7.CSS.addEventHandler(element, "onpropertychange", function() {
+ if (event.propertyName === "disabled") {
+ if (element.disabled === true) Disabled.register(instance);
+ else Disabled.unregister(instance);
+ }
+ });
+ // check current disabled state
+ if (element.disabled === true) Disabled.register(instance);
+});
+
+// :indeterminate (Kevin Newman)
+var Indeterminate = new DynamicPseudoClass("indeterminate", function(element) {
+ if (typeof element.indeterminate !== "boolean") return;
+ var instance = arguments;
+ IE7.CSS.addEventHandler(element, "onpropertychange", function() {
+ if (event.propertyName === "indeterminate") {
+ if (element.indeterminate === true) Indeterminate.register(instance);
+ else Indeterminate.unregister(instance);
+ }
+ });
+ IE7.CSS.addEventHandler(element, "onclick", function() {
+ Indeterminate.unregister(instance);
+ });
+ // clever Kev says no need to check this up front
+});
+
+// :target
+var Target = new DynamicPseudoClass("target", function(element) {
+ var instance = arguments;
+ // if an element has a tabIndex then it can become "active".
+ // The default is zero anyway but it works...
+ if (!element.tabIndex) element.tabIndex = 0;
+ // this doesn't detect the back button. I don't know how to do that without adding an iframe :-(
+ IE7.CSS.addEventHandler(document, "onpropertychange", function() {
+ if (event.propertyName === "activeElement") {
+ if (element.id && element.id === location.hash.slice(1)) Target.register(instance);
+ else Target.unregister(instance);
+ }
+ });
+ // check the current location
+ if (element.id && element.id === location.hash.slice(1)) Target.register(instance);
+});
+
+// Register a node and index its siblings.
+var _currentIndex = 1, // -@DRE
+ allIndexes = {_currentIndex: 1};
+
+IE7._indexOf = function(element, last, ofType) {
+ var parent = element.parentNode;
+ if (!parent || parent.nodeType !== 1) return NaN;
+
+ var tagName = ofType ? element.nodeName : "";
+ if (tagName === "TR" && element.sectionRowIndex >= 0) {
+ var index = element.sectionRowIndex;
+ return last ? element.parentNode.rows.length - index + 1 : index;
+ }
+ if ((tagName === "TD" || tagName === "TH") && element.cellIndex >= 0) {
+ index = element.cellIndex;
+ return last ? element.parentNode.cells.length - index + 1 : index;
+ }
+ if (allIndexes._currentIndex !== _currentIndex) {
+ allIndexes = {_currentIndex: _currentIndex};
+ }
+ var id = (parent.uniqueID) + "-" + tagName,
+ indexes = allIndexes[id];
+ if (!indexes) {
+ indexes = {};
+ var index = 0,
+ child = parent.firstChild;
+ while (child) {
+ if (ofType ? child.nodeName === tagName : child.nodeName > "@") {
+ indexes[child.uniqueID] = ++index;
+ }
+ child = child.nextSibling;
+ }
+ indexes.length = index;
+ allIndexes[id] = indexes;
+ }
+ index = indexes[element.uniqueID];
+ return last ? indexes.length - index + 1 : index;
+};
+
+IE7._isEmpty = function(node) {
+ node = node.firstChild;
+ while (node) {
+ if (node.nodeType === 3 || node.nodeName > "@") return false;
+ node = node.nextSibling;
+ }
+ return true;
+};
+
+IE7._getElementSiblingByType = function(node, direction) {
+ var tagName = node.nodeName;
+ direction += "Sibling";
+ do {
+ node = node[direction];
+ if (node && node.nodeName === tagName) break;
+ } while (node);
+ return node;
+};
+
+var ONE = {"+": 1, "-": -1}, SPACES = / /g;
+
+FILTER = extend(extend({
+ ":nth(-last)?-(?:child|(of-type))\\((<#nth_arg>)\\)(<#filter>)?": function(match, last, ofType, args, filters) { // :nth- pseudo classes
+ args = args.replace(SPACES, "");
+
+ var index = "IE7._indexOf(e," + !!last + "," + !!ofType + ")";
+
+ if (args === "even") args = "2n";
+ else if (args === "odd") args = "2n+1";
+ else if (!isNaN(args)) args = "0n" + ~~args;
+
+ args = args.split("n");
+ var a = ~~(ONE[args[0]] || args[0] || 1),
+ b = ~~args[1];
+ if (a === 0) {
+ var expr = index + "===" + b;
+ } else {
+ expr = "((ii=" + index + ")-(" + b + "))%" + a + "===0&&ii" + (a < 0 ? "<" : ">") + "=" + b;
+ }
+ return this.parse(filters) + expr + "&&";
+ },
+
+ "<#negation>": function(match, simple) {
+ if (/:not/i.test(simple)) throwSelectorError();
+
+ if (/^[#.:\[]/.test(simple)) {
+ simple = "*" + simple;
+ }
+ return "!(" + MATCHER.parse(simple).slice(3, -2) + ")&&";
+ }
+}, FILTER), {
+ ":checked": "e.checked===true&&",
+ ":disabled": "e.disabled===true&&",
+ ":enabled": "e.disabled===false&&",
+ ":last-child": "!" + NEXT_SIBLING + "&&",
+ ":only-child": "!" + PREVIOUS_SIBLING + "&&!" + NEXT_SIBLING + "&&",
+ ":first-of-type": NOT_PREVIOUS_BY_TYPE,
+ ":last-of-type": NOT_NEXT_BY_TYPE,
+ ":only-of-type": NOT_PREVIOUS_BY_TYPE + NOT_NEXT_BY_TYPE,
+
+ ":empty": "IE7._isEmpty(e)&&",
+ ":root": "e==R&&",
+ ":target": "H&&" + ID_ATTRIBUTE + "===H&&"
+});
+
+// =========================================================================
+// ie9-layout.js
+// =========================================================================
+
+// =========================================================================
+// ie9-graphics.js
+// =========================================================================
+
+if (appVersion === 8) {
+ IE7.CSS.addFix(/\bopacity\s*:/, "-ms-opacity:");
+} else {
+ IE7.CSS.addFix(/\bopacity\s*:\s*([\d.]+)/, function(match, value) {
+ return "zoom:1;filter:Alpha(opacity=" + ((value * 100) || 1) + ")";
+ });
+}
+
+var MATCHER;
+
+var cssQuery = (function() {
+ var CONTEXT = /^[>+~]/;
+
+ var useContext = false;
+
+ // This is not a selector engine in the strictest sense. So it's best to silently error.
+ function cssQuery(selector, context, single) {
+ selector = trim(selector);
+ if (!context) context = document;
+ var ref = context;
+ useContext = CONTEXT.test(selector);
+ if (useContext) {
+ context = context.parentNode;
+ selector = "*" + selector;
+ }
+ try {
+ return selectQuery.create(selector, useContext)(context, single ? null : [], ref);
+ } catch (ex) {
+ return single ? null : [];
+ }
+ };
+
+ var VALID_SELECTOR = /^(\\.|[' >+~#.\[\]:*(),\w-\^|$=]|[^\x00-\xa0])+$/;
+
+ var _EVALUATED = /^(href|src)$/;
+ var _ATTRIBUTES = {
+ "class": "className",
+ "for": "htmlFor"
+ };
+
+ var IE7_CLASS_NAMES = /\sie7_\w+/g;
+
+ var USE_IFLAG = /^(action|cite|codebase|data|dynsrc|href|longdesc|lowsrc|src|usemap|url)$/i;
+
+ IE7._getAttribute = function(element, name) {
+ if (element.getAttributeNode) {
+ var attribute = element.getAttributeNode(name);
+ }
+ name = _ATTRIBUTES[name.toLowerCase()] || name;
+ if (!attribute) attribute = element.attributes[name];
+ var specified = attribute && attribute.specified;
+
+ if (element[name] && typeof element[name] == "boolean") return name.toLowerCase();
+ if ((specified && USE_IFLAG.test(name)) || (!attribute && MSIE5) || name === "value" || name === "type") {
+ return element.getAttribute(name, 2);
+ }
+ if (name === "style") return element.style.cssText.toLowerCase() || null;
+
+ return specified ? String(attribute.nodeValue) : null;
+ };
+
+ var names = "colSpan,rowSpan,vAlign,dateTime,accessKey,tabIndex,encType,maxLength,readOnly,longDesc";
+ // Convert the list of strings to a hash, mapping the lowercase name to the camelCase name.
+ extend(_ATTRIBUTES, combine(names.toLowerCase().split(","), names.split(",")));
+
+ IE7._getElementSibling = function(node, direction) {
+ direction += "Sibling";
+ do {
+ node = node[direction];
+ if (node && node.nodeName > "@") break;
+ } while (node);
+ return node;
+ };
+
+ var IMPLIED_ASTERISK = /(^|[, >+~])([#.:\[])/g,
+ BLOCKS = /\)\{/g,
+ COMMA = /,/,
+ QUOTED = /^['"]/,
+ HEX_ESCAPE = /\\([\da-f]{2,2})/gi,
+ LAST_CHILD = /last/i;
+
+ IE7._byId = function(document, id) {
+ var result = document.all[id] || null;
+ // Returns a single element or a collection.
+ if (!result || (result.nodeType && IE7._getAttribute(result, "id") === id)) return result;
+ // document.all has returned a collection of elements with name/id
+ for (var i = 0; i < result.length; i++) {
+ if (IE7._getAttribute(result[i], "id") === id) return result[i];
+ }
+ return null;
+ };
+
+ // =========================================================================
+ // dom/selectors-api/CSSSelectorParser.js
+ // =========================================================================
+
+ // http://www.w3.org/TR/css3-selectors/#w3cselgrammar (kinda)
+ var CSSSelectorParser = RegGrp.extend({
+ dictionary: new Dictionary({
+ ident: /\-?(\\.|[_a-z]|[^\x00-\xa0])(\\.|[\w-]|[^\x00-\xa0])*/,
+ combinator: /[\s>+~]/,
+ operator: /[\^~|$*]?=/,
+ nth_arg: /[+-]?\d+|[+-]?\d*n(?:\s*[+-]\s*\d+)?|even|odd/,
+ tag: /\*|<#ident>/,
+ id: /#(<#ident>)/,
+ 'class': /\.(<#ident>)/,
+ pseudo: /\:([\w-]+)(?:\(([^)]+)\))?/,
+ attr: /\[(<#ident>)(?:(<#operator>)((?:\\.|[^\[\]#.:])+))?\]/,
+ negation: /:not\((<#tag>|<#id>|<#class>|<#attr>|<#pseudo>)\)/,
+ sequence: /(\\.|[~*]=|\+\d|\+?\d*n\s*\+\s*\d|[^\s>+~,\*])+/,
+ filter: /[#.:\[]<#sequence>/,
+ selector: /[^>+~](\\.|[^,])*?/,
+ grammar: /^(<#selector>)((,<#selector>)*)$/
+ }),
+
+ ignoreCase: true
+ });
+
+ var normalizer = new CSSSelectorParser({
+ "\\\\.|[~*]\\s+=|\\+\\s+\\d": RegGrp.IGNORE,
+ "\\[\\s+": "[",
+ "\\(\\s+": "(",
+ "\\s+\\)": ")",
+ "\\s+\\]": "]",
+ "\\s*([,>+~]|<#operator>)\\s*": "$1",
+ "\\s+$": "",
+ "\\s+": " "
+ });
+
+ function normalize(selector) {
+ selector = normalizer.parse(selector.replace(HEX_ESCAPE, "\\x$1"))
+ .replace(UNESCAPE, "$1")
+ .replace(IMPLIED_ASTERISK, "$1*$2");
+ if (!VALID_SELECTOR.test(selector)) throwSelectorError();
+ return selector;
+ };
+
+ function unescape(query) {
+ // put string values back
+ return query.replace(ESCAPED, unescapeString);
+ };
+
+ function unescapeString(match, index) {
+ return strings[index];
+ };
+
+ var BRACES = /\{/g, BRACES_ESCAPED = /\\{/g;
+
+ function closeBlock(group) {
+ return Array((group.replace(BRACES_ESCAPED, "").match(BRACES) || "").length + 1).join("}");
+ };
+
+ FILTER = new CSSSelectorParser(FILTER);
+
+ var TARGET = /:target/i, ROOT = /:root/i;
+
+ function getConstants(selector) {
+ var constants = "";
+ if (ROOT.test(selector)) constants += ",R=d.documentElement";
+ if (TARGET.test(selector)) constants += ",H=d.location;H=H&&H.hash.replace('#','')";
+ if (constants || selector.indexOf("#") !== -1) {
+ constants = ",t=c.nodeType,d=t===9?c:c.ownerDocument||(c.document||c).parentWindow.document" + constants;
+ }
+ return "var ii" + constants + ";";
+ };
+
+ var COMBINATOR = {
+ " ": ";while(e!=s&&(e=e.parentNode)&&e.nodeType===1){",
+ ">": ".parentElement;if(e){",
+ "+": ";while((e=e.previousSibling)&&!(" + IS_ELEMENT + "))continue;if(e){",
+ "~": ";while((e=e.previousSibling)){" + IF_ELEMENT
+ };
+
+ var TOKEN = /\be\b/g;
+
+ MATCHER = new CSSSelectorParser({
+ "(?:(<#selector>)(<#combinator>))?(<#tag>)(<#filter>)?$": function(match, before, combinator, tag, filters) {
+ var group = "";
+ if (tag !== "*") {
+ var TAG = tag.toUpperCase();
+ group += "if(e.nodeName==='" + TAG + (TAG === tag ? "" : "'||e.nodeName==='" + tag) + "'){";
+ }
+ if (filters) {
+ group += "if(" + FILTER.parse(filters).slice(0, -2) + "){";
+ }
+ group = group.replace(TOKEN, "e" + this.index);
+ if (combinator) {
+ group += "var e=e" + (this.index++) + COMBINATOR[combinator];
+ group = group.replace(TOKEN, "e" + this.index);
+ }
+ if (before) {
+ group += this.parse(before);
+ }
+ return group;
+ }
+ });
+
+ var BY_ID = "e0=IE7._byId(d,'%1');if(e0){",
+ BY_TAG_NAME = "var n=c.getElementsByTagName('%1');",
+ STORE = "if(r==null)return e0;r[k++]=e0;";
+
+ var TAG_NAME = 1;
+
+ var SELECTOR = new CSSSelectorParser({
+ "^((?:<#selector>)?(?:<#combinator>))(<#tag>)(<#filter>)?$": true
+ });
+
+ var cache = {};
+
+ var selectById = new CSSSelectorParser({
+ "^(<#tag>)#(<#ident>)(<#filter>)?( [^,]*)?$": function(match, tagName, id, filters, after) {
+ var block = format(BY_ID, id), endBlock = "}";
+ if (filters) {
+ block += MATCHER.parse(tagName + filters);
+ endBlock = closeBlock(block);
+ }
+ if (after) {
+ block += "s=c=e0;" + selectQuery.parse("*" + after);
+ } else {
+ block += STORE;
+ }
+ return block + endBlock;
+ },
+
+ "^([^#,]+)#(<#ident>)(<#filter>)?$": function(match, before, id, filters) {
+ var block = format(BY_ID, id);
+ if (before === "*") {
+ block += STORE;
+ } else {
+ block += MATCHER.parse(before + filters) + STORE + "break";
+ }
+ return block + closeBlock(block);
+ },
+
+ "^.*$": ""
+ });
+
+ var selectQuery = new CSSSelectorParser({
+ "<#grammar>": function(match, selector, remainingSelectors) {
+ if (!this.groups) this.groups = [];
+
+ var group = SELECTOR.exec(" " + selector);
+
+ if (!group) throwSelectorError();
+
+ this.groups.push(group.slice(1));
+
+ if (remainingSelectors) {
+ return this.parse(remainingSelectors.replace(COMMA, ""));
+ }
+
+ var groups = this.groups,
+ tagName = groups[0][TAG_NAME]; // first tag name
+
+ for (var i = 1; group = groups[i]; i++) { // search tag names
+ if (tagName !== group[TAG_NAME]) {
+ tagName = "*"; // mixed tag names, so use "*"
+ break;
+ }
+ }
+
+ var matcher = "", store = STORE + "continue filtering;";
+
+ for (var i = 0; group = groups[i]; i++) {
+ MATCHER.index = 0;
+ if (tagName !== "*") group[TAG_NAME] = "*"; // we are already filtering by tagName
+ group = group.join("");
+ if (group === " *") { // select all
+ matcher = store;
+ break;
+ } else {
+ group = MATCHER.parse(group);
+ if (useContext) group += "if(e" + MATCHER.index + "==s){";
+ matcher += group + store + closeBlock(group);
+ }
+ }
+
+ // reduce to a single loop
+ var isWild = tagName === "*";
+ return (isWild ? "var n=c.all;" : format(BY_TAG_NAME, tagName)) +
+ "filtering:while((e0=n[i++]))" +
+ (isWild ? IF_ELEMENT.replace(TOKEN, "e0") : "{") +
+ matcher +
+ "}";
+ },
+
+ "^.*$": throwSelectorError
+ });
+
+ var REDUNDANT_NODETYPE_CHECKS = /\&\&(e\d+)\.nodeType===1(\)\{\s*if\(\1\.nodeName=)/g;
+
+ selectQuery.create = function(selector) {
+ if (!cache[selector]) {
+ selector = normalize(selector);
+ this.groups = null;
+ MATCHER.index = 0;
+ var block = this.parse(selector);
+ this.groups = null;
+ MATCHER.index = 0;
+ if (selector.indexOf("#") !== -1) {
+ var byId = selectById.parse(selector);
+ if (byId) {
+ block =
+ "if(t===1||t===11|!c.getElementById){" +
+ block +
+ "}else{" +
+ byId +
+ "}";
+ }
+ }
+ // remove redundant nodeType==1 checks
+ block = block.replace(REDUNDANT_NODETYPE_CHECKS, "$2");
+ block = getConstants(selector) + decode(block);
+ cache[selector] = new Function("return function(c,r,s){var i=0,k=0,e0;" + block + "return r}")();
+ }
+ return cache[selector];
+ };
+
+ return cssQuery;
+})();
+
+function throwSelectorError() {
+ throw new SyntaxError("Invalid selector.");
+};
+
+// -----------------------------------------------------------------------
+// initialisation
+// -----------------------------------------------------------------------
+
+IE7.loaded = true;
+
+(function() {
+ try {
+ // http://javascript.nwbox.com/IEContentLoaded/
+ if (!document.body) throw "continue";
+ documentElement.doScroll("left");
+ } catch (ex) {
+ setTimeout(arguments.callee, 1);
+ return;
+ }
+ // execute the inner text of the IE7 script
+ try {
+ eval(script.innerHTML);
+ } catch (ex) {
+ // ignore errors
+ }
+ if (typeof IE7_PNG_SUFFIX == "object") {
+ PNG = IE7_PNG_SUFFIX;
+ } else {
+ PNG = new RegExp(rescape(window.IE7_PNG_SUFFIX || "-trans.png") + "(\\?.*)?$", "i");
+ }
+
+ // frequently used references
+ body = document.body;
+ viewport = MSIE5 ? body : documentElement;
+
+ // classes
+ body.className += " ie7_body";
+ documentElement.className += " ie7_html";
+
+ if (MSIE5) ie7Quirks();
+
+ IE7.CSS.init();
+ IE7.HTML.init();
+
+ IE7.HTML.apply();
+ IE7.CSS.apply();
+
+ IE7.recalc();
+})();
+
+})(this, document);