function $() { var results = [], element; for (var i = 0; i < arguments.length; i++) { element = arguments[i]; if (typeof element == 'string') element = document.getElementById(element); results.push(Element.extend(element)); } return results.length < 2 ? results[0] : results; } document.getElementsByClassName = function(className, parentElement) { var children = ($(parentElement) || document.body).getElementsByTagName('*'); return $A(children).inject([], function(elements, child) { if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)"))) elements.push(Element.extend(child)); return elements; }); } /*--------------------------------------------------------------------------*/ if (!window.Element) var Element = new Object(); Element.extend = function(element) { if (!element) return; if (_nativeExtensions) return element; if (!element._extended && element.tagName && element != window) { var methods = Element.Methods, cache = Element.extend.cache; for (property in methods) { var value = methods[property]; if (typeof value == 'function') element[property] = cache.findOrStore(value); } } element._extended = true; return element; } Element.extend.cache = { findOrStore: function(value) { return this[value] = this[value] || function() { return value.apply(null, [this].concat($A(arguments))); } } } Element.Methods = { visible: function(element) { return $(element).style.display != 'none'; }, toggle: function() { for (var i = 0; i < arguments.length; i++) { var element = $(arguments[i]); Element[Element.visible(element) ? 'hide' : 'show'](element); } }, hide: function() { for (var i = 0; i < arguments.length; i++) { var element = $(arguments[i]); element.style.display = 'none'; } }, show: function() { for (var i = 0; i < arguments.length; i++) { var element = $(arguments[i]); element.style.display = ''; } }, remove: function(element) { element = $(element); element.parentNode.removeChild(element); }, update: function(element, html) { $(element).innerHTML = html.stripScripts(); setTimeout(function() {html.evalScripts()}, 10); }, replace: function(element, html) { element = $(element); if (element.outerHTML) { element.outerHTML = html.stripScripts(); } else { var range = element.ownerDocument.createRange(); range.selectNodeContents(element); element.parentNode.replaceChild( range.createContextualFragment(html.stripScripts()), element); } setTimeout(function() {html.evalScripts()}, 10); }, getHeight: function(element) { element = $(element); return element.offsetHeight; }, classNames: function(element) { return new Element.ClassNames(element); }, hasClassName: function(element, className) { if (!(element = $(element))) return; return Element.classNames(element).include(className); }, addClassName: function(element, className) { if (!(element = $(element))) return; return Element.classNames(element).add(className); }, removeClassName: function(element, className) { if (!(element = $(element))) return; return Element.classNames(element).remove(className); }, // removes whitespace-only text node children cleanWhitespace: function(element) { element = $(element); for (var i = 0; i < element.childNodes.length; i++) { var node = element.childNodes[i]; if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) Element.remove(node); } }, empty: function(element) { return $(element).innerHTML.match(/^\s*$/); }, childOf: function(element, ancestor) { element = $(element), ancestor = $(ancestor); while (element = element.parentNode) if (element == ancestor) return true; return false; }, scrollTo: function(element) { element = $(element); var x = element.x ? element.x : element.offsetLeft, y = element.y ? element.y : element.offsetTop; window.scrollTo(x, y); }, getStyle: function(element, style) { element = $(element); var value = element.style[style.camelize()]; if (!value) { if (document.defaultView && document.defaultView.getComputedStyle) { var css = document.defaultView.getComputedStyle(element, null); value = css ? css.getPropertyValue(style) : null; } else if (element.currentStyle) { value = element.currentStyle[style.camelize()]; } } if (window.opera && ['left', 'top', 'right', 'bottom'].include(style)) if (Element.getStyle(element, 'position') == 'static') value = 'auto'; return value == 'auto' ? null : value; }, setStyle: function(element, style) { element = $(element); for (var name in style) element.style[name.camelize()] = style[name]; }, getDimensions: function(element) { element = $(element); if (Element.getStyle(element, 'display') != 'none') return {width: element.offsetWidth, height: element.offsetHeight}; // All *Width and *Height properties give 0 on elements with display none, // so enable the element temporarily var els = element.style; var originalVisibility = els.visibility; var originalPosition = els.position; els.visibility = 'hidden'; els.position = 'absolute'; els.display = ''; var originalWidth = element.clientWidth; var originalHeight = element.clientHeight; els.display = 'none'; els.position = originalPosition; els.visibility = originalVisibility; return {width: originalWidth, height: originalHeight}; }, makePositioned: function(element) { element = $(element); var pos = Element.getStyle(element, 'position'); if (pos == 'static' || !pos) { element._madePositioned = true; element.style.position = 'relative'; // Opera returns the offset relative to the positioning context, when an // element is position relative but top and left have not been defined if (window.opera) { element.style.top = 0; element.style.left = 0; } } }, undoPositioned: function(element) { element = $(element); if (element._madePositioned) { element._madePositioned = undefined; element.style.position = element.style.top = element.style.left = element.style.bottom = element.style.right = ''; } }, makeClipping: function(element) { element = $(element); if (element._overflow) return; element._overflow = element.style.overflow; if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden') element.style.overflow = 'hidden'; }, undoClipping: function(element) { element = $(element); if (element._overflow) return; element.style.overflow = element._overflow; element._overflow = undefined; } } Object.extend(Element, Element.Methods); var _nativeExtensions = false; if(!HTMLElement && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) { var HTMLElement = {} HTMLElement.prototype = document.createElement('div').__proto__; } Element.addMethods = function(methods) { Object.extend(Element.Methods, methods || {}); if(typeof HTMLElement != 'undefined') { var methods = Element.Methods, cache = Element.extend.cache; for (property in methods) { var value = methods[property]; if (typeof value == 'function') HTMLElement.prototype[property] = cache.findOrStore(value); } _nativeExtensions = true; } } Element.addMethods(); var Toggle = new Object(); Toggle.display = Element.toggle; /*--------------------------------------------------------------------------*/ Abstract.Insertion = function(adjacency) { this.adjacency = adjacency; } Abstract.Insertion.prototype = { initialize: function(element, content) { this.element = $(element); this.content = content.stripScripts(); if (this.adjacency && this.element.insertAdjacentHTML) { try { this.element.insertAdjacentHTML(this.adjacency, this.content); } catch (e) { var tagName = this.element.tagName.toLowerCase(); if (tagName == 'tbody' || tagName == 'tr') { this.insertContent(this.contentFromAnonymousTable()); } else { throw e; } } } else { this.range = this.element.ownerDocument.createRange(); if (this.initializeRange) this.initializeRange(); this.insertContent([this.range.createContextualFragment(this.content)]); } setTimeout(function() {content.evalScripts()}, 10); }, contentFromAnonymousTable: function() { var div = document.createElement('div'); div.innerHTML = '