// end hide JavaScript /* Prototype JavaScript framework, version 1.4.0 * (c) 2005 Sam Stephenson * * Prototype is freely distributable under the terms of an MIT-style license. * For details, see the Prototype web site: http://prototype.conio.net/ * * LMI NOTES * this script was modified by greg schlimm at storyworldwide * I commented out the line below, around line 413 * it overloads the reverse() method * it threw a "too much recursion" error whenever I tried to use the standard array.reverse() , even when I passed a FALSE argument * // Array.prototype._reverse = Array.prototype.reverse; /*--------------------------------------------------------------------------*/ var Prototype = { Version: '1.4.0', ScriptFragment: '(?:)((\n|\r|.)*?)(?:<\/script>)', emptyFunction: function() {}, K: function(x) {return x} } var Class = { create: function() { return function() { this.initialize.apply(this, arguments); } } } var Abstract = new Object(); Object.extend = function(destination, source) { for (property in source) { destination[property] = source[property]; } return destination; } Object.inspect = function(object) { try { if (object == undefined) return 'undefined'; if (object == null) return 'null'; return object.inspect ? object.inspect() : object.toString(); } catch (e) { if (e instanceof RangeError) return '...'; throw e; } } Function.prototype.bind = function() { var __method = this, args = $A(arguments), object = args.shift(); return function() { return __method.apply(object, args.concat($A(arguments))); } } Function.prototype.bindAsEventListener = function(object) { var __method = this; return function(event) { return __method.call(object, event || window.event); } } Object.extend(Number.prototype, { toColorPart: function() { var digits = this.toString(16); if (this < 16) return '0' + digits; return digits; }, succ: function() { return this + 1; }, times: function(iterator) { $R(0, this, true).each(iterator); return this; } }); var Try = { these: function() { var returnValue; for (var i = 0; i < arguments.length; i++) { var lambda = arguments[i]; try { returnValue = lambda(); break; } catch (e) {} } return returnValue; } } /*--------------------------------------------------------------------------*/ var PeriodicalExecuter = Class.create(); PeriodicalExecuter.prototype = { initialize: function(callback, frequency) { this.callback = callback; this.frequency = frequency; this.currentlyExecuting = false; this.registerCallback(); }, registerCallback: function() { setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); }, onTimerEvent: function() { if (!this.currentlyExecuting) { try { this.currentlyExecuting = true; this.callback(); } finally { this.currentlyExecuting = false; } } } } /*--------------------------------------------------------------------------*/ function $() { var elements = new Array(); for (var i = 0; i < arguments.length; i++) { var element = arguments[i]; if (typeof element == 'string') element = document.getElementById(element); if (arguments.length == 1) return element; elements.push(element); } return elements; } Object.extend(String.prototype, { stripTags: function() { return this.replace(/<\/?[^>]+>/gi, ''); }, stripScripts: function() { return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); }, extractScripts: function() { var matchAll = new RegExp(Prototype.ScriptFragment, 'img'); var matchOne = new RegExp(Prototype.ScriptFragment, 'im'); return (this.match(matchAll) || []).map(function(scriptTag) { return (scriptTag.match(matchOne) || ['', ''])[1]; }); }, evalScripts: function() { return this.extractScripts().map(eval); }, escapeHTML: function() { var div = document.createElement('div'); var text = document.createTextNode(this); div.appendChild(text); return div.innerHTML; }, unescapeHTML: function() { var div = document.createElement('div'); div.innerHTML = this.stripTags(); return div.childNodes[0] ? div.childNodes[0].nodeValue : ''; }, toQueryParams: function() { var pairs = this.match(/^\??(.*)$/)[1].split('&'); return pairs.inject({}, function(params, pairString) { var pair = pairString.split('='); params[pair[0]] = pair[1]; return params; }); }, toArray: function() { return this.split(''); }, camelize: function() { var oStringList = this.split('-'); if (oStringList.length == 1) return oStringList[0]; var camelizedString = this.indexOf('-') == 0 ? oStringList[0].charAt(0).toUpperCase() + oStringList[0].substring(1) : oStringList[0]; for (var i = 1, len = oStringList.length; i < len; i++) { var s = oStringList[i]; camelizedString += s.charAt(0).toUpperCase() + s.substring(1); } return camelizedString; }, inspect: function() { return "'" + this.replace('\\', '\\\\').replace("'", '\\\'') + "'"; } }); String.prototype.parseQuery = String.prototype.toQueryParams; var $break = new Object(); var $continue = new Object(); var Enumerable = { each: function(iterator) { var index = 0; try { this._each(function(value) { try { iterator(value, index++); } catch (e) { if (e != $continue) throw e; } }); } catch (e) { if (e != $break) throw e; } }, all: function(iterator) { var result = true; this.each(function(value, index) { result = result && !!(iterator || Prototype.K)(value, index); if (!result) throw $break; }); return result; }, any: function(iterator) { var result = true; this.each(function(value, index) { if (result = !!(iterator || Prototype.K)(value, index)) throw $break; }); return result; }, collect: function(iterator) { var results = []; this.each(function(value, index) { results.push(iterator(value, index)); }); return results; }, detect: function (iterator) { var result; this.each(function(value, index) { if (iterator(value, index)) { result = value; throw $break; } }); return result; }, findAll: function(iterator) { var results = []; this.each(function(value, index) { if (iterator(value, index)) results.push(value); }); return results; }, grep: function(pattern, iterator) { var results = []; this.each(function(value, index) { var stringValue = value.toString(); if (stringValue.match(pattern)) results.push((iterator || Prototype.K)(value, index)); }) return results; }, include: function(object) { var found = false; this.each(function(value) { if (value == object) { found = true; throw $break; } }); return found; }, inject: function(memo, iterator) { this.each(function(value, index) { memo = iterator(memo, value, index); }); return memo; }, invoke: function(method) { var args = $A(arguments).slice(1); return this.collect(function(value) { return value[method].apply(value, args); }); }, max: function(iterator) { var result; this.each(function(value, index) { value = (iterator || Prototype.K)(value, index); if (value >= (result || value)) result = value; }); return result; }, min: function(iterator) { var result; this.each(function(value, index) { value = (iterator || Prototype.K)(value, index); if (value <= (result || value)) result = value; }); return result; }, partition: function(iterator) { var trues = [], falses = []; this.each(function(value, index) { ((iterator || Prototype.K)(value, index) ? trues : falses).push(value); }); return [trues, falses]; }, pluck: function(property) { var results = []; this.each(function(value, index) { results.push(value[property]); }); return results; }, reject: function(iterator) { var results = []; this.each(function(value, index) { if (!iterator(value, index)) results.push(value); }); return results; }, sortBy: function(iterator) { return this.collect(function(value, index) { return {value: value, criteria: iterator(value, index)}; }).sort(function(left, right) { var a = left.criteria, b = right.criteria; return a < b ? -1 : a > b ? 1 : 0; }).pluck('value'); }, toArray: function() { return this.collect(Prototype.K); }, zip: function() { var iterator = Prototype.K, args = $A(arguments); if (typeof args.last() == 'function') iterator = args.pop(); var collections = [this].concat(args).map($A); return this.map(function(value, index) { iterator(value = collections.pluck(index)); return value; }); }, inspect: function() { return '#'; } } Object.extend(Enumerable, { map: Enumerable.collect, find: Enumerable.detect, select: Enumerable.findAll, member: Enumerable.include, entries: Enumerable.toArray }); var $A = Array.from = function(iterable) { if (!iterable) return []; if (iterable.toArray) { return iterable.toArray(); } else { var results = []; for (var i = 0; i < iterable.length; i++) results.push(iterable[i]); return results; } } Object.extend(Array.prototype, Enumerable); // commented by greg - calls to array.reverse were causing "too much recursion" errors // Array.prototype._reverse = Array.prototype.reverse; Object.extend(Array.prototype, { _each: function(iterator) { for (var i = 0; i < this.length; i++) iterator(this[i]); }, clear: function() { this.length = 0; return this; }, first: function() { return this[0]; }, last: function() { return this[this.length - 1]; }, compact: function() { return this.select(function(value) { return value != undefined || value != null; }); }, flatten: function() { return this.inject([], function(array, value) { return array.concat(value.constructor == Array ? value.flatten() : [value]); }); }, without: function() { var values = $A(arguments); return this.select(function(value) { return !values.include(value); }); }, indexOf: function(object) { for (var i = 0; i < this.length; i++) if (this[i] == object) return i; return -1; }, /* reverse: function(inline) { return (inline !== false ? this : this.toArray())._reverse(); }, */ shift: function() { var result = this[0]; for (var i = 0; i < this.length - 1; i++) this[i] = this[i + 1]; this.length--; return result; }, inspect: function() { return '[' + this.map(Object.inspect).join(', ') + ']'; } }); var Hash = { _each: function(iterator) { for (key in this) { var value = this[key]; if (typeof value == 'function') continue; var pair = [key, value]; pair.key = key; pair.value = value; iterator(pair); } }, keys: function() { return this.pluck('key'); }, values: function() { return this.pluck('value'); }, merge: function(hash) { return $H(hash).inject($H(this), function(mergedHash, pair) { mergedHash[pair.key] = pair.value; return mergedHash; }); }, toQueryString: function() { return this.map(function(pair) { return pair.map(encodeURIComponent).join('='); }).join('&'); }, inspect: function() { return '#'; } } function $H(object) { var hash = Object.extend({}, object || {}); Object.extend(hash, Enumerable); Object.extend(hash, Hash); return hash; } ObjectRange = Class.create(); Object.extend(ObjectRange.prototype, Enumerable); Object.extend(ObjectRange.prototype, { initialize: function(start, end, exclusive) { this.start = start; this.end = end; this.exclusive = exclusive; }, _each: function(iterator) { var value = this.start; do { iterator(value); value = value.succ(); } while (this.include(value)); }, include: function(value) { if (value < this.start) return false; if (this.exclusive) return value < this.end; return value <= this.end; } }); var $R = function(start, end, exclusive) { return new ObjectRange(start, end, exclusive); } var Ajax = { getTransport: function() { return Try.these( function() {return new ActiveXObject('Msxml2.XMLHTTP')}, function() {return new ActiveXObject('Microsoft.XMLHTTP')}, function() {return new XMLHttpRequest()} ) || false; }, activeRequestCount: 0 } Ajax.Responders = { responders: [], _each: function(iterator) { this.responders._each(iterator); }, register: function(responderToAdd) { if (!this.include(responderToAdd)) this.responders.push(responderToAdd); }, unregister: function(responderToRemove) { this.responders = this.responders.without(responderToRemove); }, dispatch: function(callback, request, transport, json) { this.each(function(responder) { if (responder[callback] && typeof responder[callback] == 'function') { try { responder[callback].apply(responder, [request, transport, json]); } catch (e) {} } }); } }; Object.extend(Ajax.Responders, Enumerable); Ajax.Responders.register({ onCreate: function() { Ajax.activeRequestCount++; }, onComplete: function() { Ajax.activeRequestCount--; } }); Ajax.Base = function() {}; Ajax.Base.prototype = { setOptions: function(options) { this.options = { method: 'post', asynchronous: true, parameters: '' } Object.extend(this.options, options || {}); }, responseIsSuccess: function() { return this.transport.status == undefined || this.transport.status == 0 || (this.transport.status >= 200 && this.transport.status < 300); }, responseIsFailure: function() { return !this.responseIsSuccess(); } } Ajax.Request = Class.create(); Ajax.Request.Events = ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; Ajax.Request.prototype = Object.extend(new Ajax.Base(), { initialize: function(url, options) { this.transport = Ajax.getTransport(); this.setOptions(options); this.request(url); }, request: function(url) { var parameters = this.options.parameters || ''; if (parameters.length > 0) parameters += '&_='; try { this.url = url; if (this.options.method == 'get' && parameters.length > 0) this.url += (this.url.match(/\?/) ? '&' : '?') + parameters; Ajax.Responders.dispatch('onCreate', this, this.transport); this.transport.open(this.options.method, this.url, this.options.asynchronous); if (this.options.asynchronous) { this.transport.onreadystatechange = this.onStateChange.bind(this); setTimeout((function() {this.respondToReadyState(1)}).bind(this), 10); } this.setRequestHeaders(); var body = this.options.postBody ? this.options.postBody : parameters; this.transport.send(this.options.method == 'post' ? body : null); } catch (e) { this.dispatchException(e); } }, setRequestHeaders: function() { var requestHeaders = ['X-Requested-With', 'XMLHttpRequest', 'X-Prototype-Version', Prototype.Version]; if (this.options.method == 'post') { requestHeaders.push('Content-type', 'application/x-www-form-urlencoded'); /* Force "Connection: close" for Mozilla browsers to work around * a bug where XMLHttpReqeuest sends an incorrect Content-length * header. See Mozilla Bugzilla #246651. */ if (this.transport.overrideMimeType) requestHeaders.push('Connection', 'close'); } if (this.options.requestHeaders) requestHeaders.push.apply(requestHeaders, this.options.requestHeaders); for (var i = 0; i < requestHeaders.length; i += 2) this.transport.setRequestHeader(requestHeaders[i], requestHeaders[i+1]); }, onStateChange: function() { var readyState = this.transport.readyState; if (readyState != 1) this.respondToReadyState(this.transport.readyState); }, header: function(name) { try { return this.transport.getResponseHeader(name); } catch (e) {} }, evalJSON: function() { try { return eval(this.header('X-JSON')); } catch (e) {} }, evalResponse: function() { try { return eval(this.transport.responseText); } catch (e) { this.dispatchException(e); } }, respondToReadyState: function(readyState) { var event = Ajax.Request.Events[readyState]; var transport = this.transport, json = this.evalJSON(); if (event == 'Complete') { try { (this.options['on' + this.transport.status] || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')] || Prototype.emptyFunction)(transport, json); } catch (e) { this.dispatchException(e); } if ((this.header('Content-type') || '').match(/^text\/javascript/i)) this.evalResponse(); } try { (this.options['on' + event] || Prototype.emptyFunction)(transport, json); Ajax.Responders.dispatch('on' + event, this, transport, json); } catch (e) { this.dispatchException(e); } /* Avoid memory leak in MSIE: clean up the oncomplete event handler */ if (event == 'Complete') this.transport.onreadystatechange = Prototype.emptyFunction; }, dispatchException: function(exception) { (this.options.onException || Prototype.emptyFunction)(this, exception); Ajax.Responders.dispatch('onException', this, exception); } }); Ajax.Updater = Class.create(); Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), { initialize: function(container, url, options) { this.containers = { success: container.success ? $(container.success) : $(container), failure: container.failure ? $(container.failure) : (container.success ? null : $(container)) } this.transport = Ajax.getTransport(); this.setOptions(options); var onComplete = this.options.onComplete || Prototype.emptyFunction; this.options.onComplete = (function(transport, object) { this.updateContent(); onComplete(transport, object); }).bind(this); this.request(url); }, updateContent: function() { var receiver = this.responseIsSuccess() ? this.containers.success : this.containers.failure; var response = this.transport.responseText; if (!this.options.evalScripts) response = response.stripScripts(); if (receiver) { if (this.options.insertion) { new this.options.insertion(receiver, response); } else { Element.update(receiver, response); } } if (this.responseIsSuccess()) { if (this.onComplete) setTimeout(this.onComplete.bind(this), 10); } } }); Ajax.PeriodicalUpdater = Class.create(); Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), { initialize: function(container, url, options) { this.setOptions(options); this.onComplete = this.options.onComplete; this.frequency = (this.options.frequency || 2); this.decay = (this.options.decay || 1); this.updater = {}; this.container = container; this.url = url; this.start(); }, start: function() { this.options.onComplete = this.updateComplete.bind(this); this.onTimerEvent(); }, stop: function() { this.updater.onComplete = undefined; clearTimeout(this.timer); (this.onComplete || Prototype.emptyFunction).apply(this, arguments); }, updateComplete: function(request) { if (this.options.decay) { this.decay = (request.responseText == this.lastText ? this.decay * this.options.decay : 1); this.lastText = request.responseText; } this.timer = setTimeout(this.onTimerEvent.bind(this), this.decay * this.frequency * 1000); }, onTimerEvent: function() { this.updater = new Ajax.Updater(this.container, this.url, this.options); } }); document.getElementsByClassName = function(className, parentElement) { var children = ($(parentElement) || document.body).getElementsByTagName('*'); return $A(children).inject([], function(elements, child) { if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)"))) elements.push(child); return elements; }); } /*--------------------------------------------------------------------------*/ if (!window.Element) { var Element = new Object(); } Object.extend(Element, { 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); }, 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 $(element).innerHTML.match(/^\s*$/); }, 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 (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; } }); 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) { if (this.element.tagName.toLowerCase() == 'tbody') { 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 = '' + this.content + '
'; return $A(div.childNodes[0].childNodes[0].childNodes); } } var Insertion = new Object(); Insertion.Before = Class.create(); Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), { initializeRange: function() { this.range.setStartBefore(this.element); }, insertContent: function(fragments) { fragments.each((function(fragment) { this.element.parentNode.insertBefore(fragment, this.element); }).bind(this)); } }); Insertion.Top = Class.create(); Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), { initializeRange: function() { this.range.selectNodeContents(this.element); this.range.collapse(true); }, insertContent: function(fragments) { fragments.reverse(false).each((function(fragment) { this.element.insertBefore(fragment, this.element.firstChild); }).bind(this)); } }); Insertion.Bottom = Class.create(); Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), { initializeRange: function() { this.range.selectNodeContents(this.element); this.range.collapse(this.element); }, insertContent: function(fragments) { fragments.each((function(fragment) { this.element.appendChild(fragment); }).bind(this)); } }); Insertion.After = Class.create(); Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), { initializeRange: function() { this.range.setStartAfter(this.element); }, insertContent: function(fragments) { fragments.each((function(fragment) { this.element.parentNode.insertBefore(fragment, this.element.nextSibling); }).bind(this)); } }); /*--------------------------------------------------------------------------*/ Element.ClassNames = Class.create(); Element.ClassNames.prototype = { initialize: function(element) { this.element = $(element); }, _each: function(iterator) { this.element.className.split(/\s+/).select(function(name) { return name.length > 0; })._each(iterator); }, set: function(className) { this.element.className = className; }, add: function(classNameToAdd) { if (this.include(classNameToAdd)) return; this.set(this.toArray().concat(classNameToAdd).join(' ')); }, remove: function(classNameToRemove) { if (!this.include(classNameToRemove)) return; this.set(this.select(function(className) { return className != classNameToRemove; }).join(' ')); }, toString: function() { return this.toArray().join(' '); } } Object.extend(Element.ClassNames.prototype, Enumerable); var Field = { clear: function() { for (var i = 0; i < arguments.length; i++) $(arguments[i]).value = ''; }, focus: function(element) { $(element).focus(); }, present: function() { for (var i = 0; i < arguments.length; i++) if ($(arguments[i]).value == '') return false; return true; }, select: function(element) { $(element).select(); }, activate: function(element) { element = $(element); element.focus(); if (element.select) element.select(); } } /*--------------------------------------------------------------------------*/ var Form = { serialize: function(form) { var elements = Form.getElements($(form)); var queryComponents = new Array(); for (var i = 0; i < elements.length; i++) { var queryComponent = Form.Element.serialize(elements[i]); if (queryComponent) queryComponents.push(queryComponent); } return queryComponents.join('&'); }, getElements: function(form) { form = $(form); var elements = new Array(); for (tagName in Form.Element.Serializers) { var tagElements = form.getElementsByTagName(tagName); for (var j = 0; j < tagElements.length; j++) elements.push(tagElements[j]); } return elements; }, getInputs: function(form, typeName, name) { form = $(form); var inputs = form.getElementsByTagName('input'); if (!typeName && !name) return inputs; var matchingInputs = new Array(); for (var i = 0; i < inputs.length; i++) { var input = inputs[i]; if ((typeName && input.type != typeName) || (name && input.name != name)) continue; matchingInputs.push(input); } return matchingInputs; }, disable: function(form) { var elements = Form.getElements(form); for (var i = 0; i < elements.length; i++) { var element = elements[i]; element.blur(); element.disabled = 'true'; } }, enable: function(form) { var elements = Form.getElements(form); for (var i = 0; i < elements.length; i++) { var element = elements[i]; element.disabled = ''; } }, findFirstElement: function(form) { return Form.getElements(form).find(function(element) { return element.type != 'hidden' && !element.disabled && ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); }); }, focusFirstElement: function(form) { Field.activate(Form.findFirstElement(form)); }, reset: function(form) { $(form).reset(); } } Form.Element = { serialize: function(element) { element = $(element); var method = element.tagName.toLowerCase(); var parameter = Form.Element.Serializers[method](element); if (parameter) { var key = encodeURIComponent(parameter[0]); if (key.length == 0) return; if (parameter[1].constructor != Array) parameter[1] = [parameter[1]]; return parameter[1].map(function(value) { return key + '=' + encodeURIComponent(value); }).join('&'); } }, getValue: function(element) { element = $(element); var method = element.tagName.toLowerCase(); var parameter = Form.Element.Serializers[method](element); if (parameter) return parameter[1]; } } Form.Element.Serializers = { input: function(element) { switch (element.type.toLowerCase()) { case 'submit': case 'hidden': case 'password': case 'text': return Form.Element.Serializers.textarea(element); case 'checkbox': case 'radio': return Form.Element.Serializers.inputSelector(element); } return false; }, inputSelector: function(element) { if (element.checked) return [element.name, element.value]; }, textarea: function(element) { return [element.name, element.value]; }, select: function(element) { return Form.Element.Serializers[element.type == 'select-one' ? 'selectOne' : 'selectMany'](element); }, selectOne: function(element) { var value = '', opt, index = element.selectedIndex; if (index >= 0) { opt = element.options[index]; value = opt.value; if (!value && !('value' in opt)) value = opt.text; } return [element.name, value]; }, selectMany: function(element) { var value = new Array(); for (var i = 0; i < element.length; i++) { var opt = element.options[i]; if (opt.selected) { var optValue = opt.value; if (!optValue && !('value' in opt)) optValue = opt.text; value.push(optValue); } } return [element.name, value]; } } /*--------------------------------------------------------------------------*/ var $F = Form.Element.getValue; /*--------------------------------------------------------------------------*/ Abstract.TimedObserver = function() {} Abstract.TimedObserver.prototype = { initialize: function(element, frequency, callback) { this.frequency = frequency; this.element = $(element); this.callback = callback; this.lastValue = this.getValue(); this.registerCallback(); }, registerCallback: function() { setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); }, onTimerEvent: function() { var value = this.getValue(); if (this.lastValue != value) { this.callback(this.element, value); this.lastValue = value; } } } Form.Element.Observer = Class.create(); Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { getValue: function() { return Form.Element.getValue(this.element); } }); Form.Observer = Class.create(); Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { getValue: function() { return Form.serialize(this.element); } }); /*--------------------------------------------------------------------------*/ Abstract.EventObserver = function() {} Abstract.EventObserver.prototype = { initialize: function(element, callback) { this.element = $(element); this.callback = callback; this.lastValue = this.getValue(); if (this.element.tagName.toLowerCase() == 'form') this.registerFormCallbacks(); else this.registerCallback(this.element); }, onElementEvent: function() { var value = this.getValue(); if (this.lastValue != value) { this.callback(this.element, value); this.lastValue = value; } }, registerFormCallbacks: function() { var elements = Form.getElements(this.element); for (var i = 0; i < elements.length; i++) this.registerCallback(elements[i]); }, registerCallback: function(element) { if (element.type) { switch (element.type.toLowerCase()) { case 'checkbox': case 'radio': Event.observe(element, 'click', this.onElementEvent.bind(this)); break; case 'password': case 'text': case 'textarea': case 'select-one': case 'select-multiple': Event.observe(element, 'change', this.onElementEvent.bind(this)); break; } } } } Form.Element.EventObserver = Class.create(); Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { getValue: function() { return Form.Element.getValue(this.element); } }); Form.EventObserver = Class.create(); Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { getValue: function() { return Form.serialize(this.element); } }); if (!window.Event) { var Event = new Object(); } Object.extend(Event, { KEY_BACKSPACE: 8, KEY_TAB: 9, KEY_RETURN: 13, KEY_ESC: 27, KEY_LEFT: 37, KEY_UP: 38, KEY_RIGHT: 39, KEY_DOWN: 40, KEY_DELETE: 46, element: function(event) { return event.target || event.srcElement; }, isLeftClick: function(event) { return (((event.which) && (event.which == 1)) || ((event.button) && (event.button == 1))); }, pointerX: function(event) { return event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft)); }, pointerY: function(event) { return event.pageY || (event.clientY + (document.documentElement.scrollTop || document.body.scrollTop)); }, stop: function(event) { if (event.preventDefault) { event.preventDefault(); event.stopPropagation(); } else { event.returnValue = false; event.cancelBubble = true; } }, // find the first node with the given tagName, starting from the // node the event was triggered on; traverses the DOM upwards findElement: function(event, tagName) { var element = Event.element(event); while (element.parentNode && (!element.tagName || (element.tagName.toUpperCase() != tagName.toUpperCase()))) element = element.parentNode; return element; }, observers: false, _observeAndCache: function(element, name, observer, useCapture) { if (!this.observers) this.observers = []; if (element.addEventListener) { this.observers.push([element, name, observer, useCapture]); element.addEventListener(name, observer, useCapture); } else if (element.attachEvent) { this.observers.push([element, name, observer, useCapture]); element.attachEvent('on' + name, observer); } }, unloadCache: function() { if (!Event.observers) return; for (var i = 0; i < Event.observers.length; i++) { Event.stopObserving.apply(this, Event.observers[i]); Event.observers[i][0] = null; } Event.observers = false; }, observe: function(element, name, observer, useCapture) { var element = $(element); useCapture = useCapture || false; if (name == 'keypress' && (navigator.appVersion.match(/Konqueror|Safari|KHTML/) || element.attachEvent)) name = 'keydown'; this._observeAndCache(element, name, observer, useCapture); }, stopObserving: function(element, name, observer, useCapture) { var element = $(element); useCapture = useCapture || false; if (name == 'keypress' && (navigator.appVersion.match(/Konqueror|Safari|KHTML/) || element.detachEvent)) name = 'keydown'; if (element.removeEventListener) { element.removeEventListener(name, observer, useCapture); } else if (element.detachEvent) { element.detachEvent('on' + name, observer); } } }); /* prevent memory leaks in IE */ Event.observe(window, 'unload', Event.unloadCache, false); var Position = { // set to true if needed, warning: firefox performance problems // NOT neeeded for page scrolling, only if draggable contained in // scrollable elements includeScrollOffsets: false, // must be called before calling withinIncludingScrolloffset, every time the // page is scrolled prepare: function() { this.deltaX = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft || 0; this.deltaY = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0; }, realOffset: function(element) { var valueT = 0, valueL = 0; do { valueT += element.scrollTop || 0; valueL += element.scrollLeft || 0; element = element.parentNode; } while (element); return [valueL, valueT]; }, cumulativeOffset: function(element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; element = element.offsetParent; } while (element); return [valueL, valueT]; }, positionedOffset: function(element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; element = element.offsetParent; if (element) { p = Element.getStyle(element, 'position'); if (p == 'relative' || p == 'absolute') break; } } while (element); return [valueL, valueT]; }, offsetParent: function(element) { if (element.offsetParent) return element.offsetParent; if (element == document.body) return element; while ((element = element.parentNode) && element != document.body) if (Element.getStyle(element, 'position') != 'static') return element; return document.body; }, // caches x/y coordinate pair to use with overlap within: function(element, x, y) { if (this.includeScrollOffsets) return this.withinIncludingScrolloffsets(element, x, y); this.xcomp = x; this.ycomp = y; this.offset = this.cumulativeOffset(element); return (y >= this.offset[1] && y < this.offset[1] + element.offsetHeight && x >= this.offset[0] && x < this.offset[0] + element.offsetWidth); }, withinIncludingScrolloffsets: function(element, x, y) { var offsetcache = this.realOffset(element); this.xcomp = x + offsetcache[0] - this.deltaX; this.ycomp = y + offsetcache[1] - this.deltaY; this.offset = this.cumulativeOffset(element); return (this.ycomp >= this.offset[1] && this.ycomp < this.offset[1] + element.offsetHeight && this.xcomp >= this.offset[0] && this.xcomp < this.offset[0] + element.offsetWidth); }, // within must be called directly before overlap: function(mode, element) { if (!mode) return 0; if (mode == 'vertical') return ((this.offset[1] + element.offsetHeight) - this.ycomp) / element.offsetHeight; if (mode == 'horizontal') return ((this.offset[0] + element.offsetWidth) - this.xcomp) / element.offsetWidth; }, clone: function(source, target) { source = $(source); target = $(target); target.style.position = 'absolute'; var offsets = this.cumulativeOffset(source); target.style.top = offsets[1] + 'px'; target.style.left = offsets[0] + 'px'; target.style.width = source.offsetWidth + 'px'; target.style.height = source.offsetHeight + 'px'; }, page: function(forElement) { var valueT = 0, valueL = 0; var element = forElement; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; // Safari fix if (element.offsetParent==document.body) if (Element.getStyle(element,'position')=='absolute') break; } while (element = element.offsetParent); element = forElement; do { valueT -= element.scrollTop || 0; valueL -= element.scrollLeft || 0; } while (element = element.parentNode); return [valueL, valueT]; }, clone: function(source, target) { var options = Object.extend({ setLeft: true, setTop: true, setWidth: true, setHeight: true, offsetTop: 0, offsetLeft: 0 }, arguments[2] || {}) // find page position of source source = $(source); var p = Position.page(source); // find coordinate system to use target = $(target); var delta = [0, 0]; var parent = null; // delta [0,0] will do fine with position: fixed elements, // position:absolute needs offsetParent deltas if (Element.getStyle(target,'position') == 'absolute') { parent = Position.offsetParent(target); delta = Position.page(parent); } // correct by body offsets (fixes Safari) if (parent == document.body) { delta[0] -= document.body.offsetLeft; delta[1] -= document.body.offsetTop; } // set position if(options.setLeft) target.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; if(options.setTop) target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; if(options.setWidth) target.style.width = source.offsetWidth + 'px'; if(options.setHeight) target.style.height = source.offsetHeight + 'px'; }, absolutize: function(element) { element = $(element); if (element.style.position == 'absolute') return; Position.prepare(); var offsets = Position.positionedOffset(element); var top = offsets[1]; var left = offsets[0]; var width = element.clientWidth; var height = element.clientHeight; element._originalLeft = left - parseFloat(element.style.left || 0); element._originalTop = top - parseFloat(element.style.top || 0); element._originalWidth = element.style.width; element._originalHeight = element.style.height; element.style.position = 'absolute'; element.style.top = top + 'px';; element.style.left = left + 'px';; element.style.width = width + 'px';; element.style.height = height + 'px';; }, relativize: function(element) { element = $(element); if (element.style.position == 'relative') return; Position.prepare(); element.style.position = 'relative'; var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); element.style.top = top + 'px'; element.style.left = left + 'px'; element.style.height = element._originalHeight; element.style.width = element._originalWidth; } } // Safari returns margins on body which is incorrect if the child is absolutely // positioned. For performance reasons, redefine Position.cumulativeOffset for // KHTML/WebKit only. if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) { Position.cumulativeOffset = function(element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; if (element.offsetParent == document.body) if (Element.getStyle(element, 'position') == 'absolute') break; element = element.offsetParent; } while (element); return [valueL, valueT]; } } // Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // // See scriptaculous.js for full license. var Builder = { NODEMAP: { AREA: 'map', CAPTION: 'table', COL: 'table', COLGROUP: 'table', LEGEND: 'fieldset', OPTGROUP: 'select', OPTION: 'select', PARAM: 'object', TBODY: 'table', TD: 'table', TFOOT: 'table', TH: 'table', THEAD: 'table', TR: 'table' }, // note: For Firefox < 1.5, OPTION and OPTGROUP tags are currently broken, // due to a Firefox bug node: function(elementName) { elementName = elementName.toUpperCase(); // try innerHTML approach var parentTag = this.NODEMAP[elementName] || 'div'; var parentElement = document.createElement(parentTag); try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707 parentElement.innerHTML = "<" + elementName + ">"; } catch(e) {} var element = parentElement.firstChild || null; // see if browser added wrapping tags if(element && (element.tagName != elementName)) element = element.getElementsByTagName(elementName)[0]; // fallback to createElement approach if(!element) element = document.createElement(elementName); // abort if nothing could be created if(!element) return; // attributes (or text) if(arguments[1]) if(this._isStringOrNumber(arguments[1]) || (arguments[1] instanceof Array)) { this._children(element, arguments[1]); } else { var attrs = this._attributes(arguments[1]); if(attrs.length) { try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707 parentElement.innerHTML = "<" +elementName + " " + attrs + ">"; } catch(e) {} element = parentElement.firstChild || null; // workaround firefox 1.0.X bug if(!element) { element = document.createElement(elementName); for(attr in arguments[1]) element[attr == 'class' ? 'className' : attr] = arguments[1][attr]; } if(element.tagName != elementName) element = parentElement.getElementsByTagName(elementName)[0]; } } // text, or array of children if(arguments[2]) this._children(element, arguments[2]); return element; }, _text: function(text) { return document.createTextNode(text); }, _attributes: function(attributes) { var attrs = []; for(attribute in attributes) attrs.push((attribute=='className' ? 'class' : attribute) + '="' + attributes[attribute].toString().escapeHTML() + '"'); return attrs.join(" "); }, _children: function(element, children) { if(typeof children=='object') { // array can hold nodes and text children.flatten().each( function(e) { if(typeof e=='object') element.appendChild(e) else if(Builder._isStringOrNumber(e)) element.appendChild(Builder._text(e)); }); } else if(Builder._isStringOrNumber(children)) element.appendChild(Builder._text(children)); }, _isStringOrNumber: function(param) { return(typeof param=='string' || typeof param=='number'); } } // Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // (c) 2005 Ivan Krstic (http://blogs.law.harvard.edu/ivan) // (c) 2005 Jon Tirsen (http://www.tirsen.com) // Contributors: // Richard Livsey // Rahul Bhargava // Rob Wills // // See scriptaculous.js for full license. // Autocompleter.Base handles all the autocompletion functionality // that's independent of the data source for autocompletion. This // includes drawing the autocompletion menu, observing keyboard // and mouse events, and similar. // // Specific autocompleters need to provide, at the very least, // a getUpdatedChoices function that will be invoked every time // the text inside the monitored textbox changes. This method // should get the text for which to provide autocompletion by // invoking this.getToken(), NOT by directly accessing // this.element.value. This is to allow incremental tokenized // autocompletion. Specific auto-completion logic (AJAX, etc) // belongs in getUpdatedChoices. // // Tokenized incremental autocompletion is enabled automatically // when an autocompleter is instantiated with the 'tokens' option // in the options parameter, e.g.: // new Ajax.Autocompleter('id','upd', '/url/', { tokens: ',' }); // will incrementally autocomplete with a comma as the token. // Additionally, ',' in the above example can be replaced with // a token array, e.g. { tokens: [',', '\n'] } which // enables autocompletion on multiple tokens. This is most // useful when one of the tokens is \n (a newline), as it // allows smart autocompletion after linebreaks. var Autocompleter = {} Autocompleter.Base = function() {}; Autocompleter.Base.prototype = { baseInitialize: function(element, update, options) { this.element = $(element); this.update = $(update); this.hasFocus = false; this.changed = false; this.active = false; this.index = 0; this.entryCount = 0; if (this.setOptions) this.setOptions(options); else this.options = options || {}; this.options.paramName = this.options.paramName || this.element.name; this.options.tokens = this.options.tokens || []; this.options.frequency = this.options.frequency || 0.4; this.options.minChars = this.options.minChars || 1; this.options.onShow = this.options.onShow || function(element, update){ if(!update.style.position || update.style.position=='absolute') { update.style.position = 'absolute'; Position.clone(element, update, {setHeight: false, offsetTop: element.offsetHeight}); } Effect.Appear(update,{duration:0.15}); }; this.options.onHide = this.options.onHide || function(element, update){ new Effect.Fade(update,{duration:0.15}) }; if (typeof(this.options.tokens) == 'string') this.options.tokens = new Array(this.options.tokens); this.observer = null; this.element.setAttribute('autocomplete','off'); Element.hide(this.update); Event.observe(this.element, "blur", this.onBlur.bindAsEventListener(this)); Event.observe(this.element, "keypress", this.onKeyPress.bindAsEventListener(this)); }, show: function() { if(Element.getStyle(this.update, 'display')=='none') this.options.onShow(this.element, this.update); if(!this.iefix && (navigator.appVersion.indexOf('MSIE')>0) && (navigator.userAgent.indexOf('Opera')<0) && (Element.getStyle(this.update, 'position')=='absolute')) { new Insertion.After(this.update, ''); this.iefix = $(this.update.id+'_iefix'); } if(this.iefix) setTimeout(this.fixIEOverlapping.bind(this), 50); }, fixIEOverlapping: function() { Position.clone(this.update, this.iefix); this.iefix.style.zIndex = 1; this.update.style.zIndex = 2; Element.show(this.iefix); }, hide: function() { this.stopIndicator(); if(Element.getStyle(this.update, 'display')!='none') this.options.onHide(this.element, this.update); if(this.iefix) Element.hide(this.iefix); }, startIndicator: function() { if(this.options.indicator) Element.show(this.options.indicator); }, stopIndicator: function() { if(this.options.indicator) Element.hide(this.options.indicator); }, onKeyPress: function(event) { if(this.active) switch(event.keyCode) { case Event.KEY_TAB: case Event.KEY_RETURN: this.selectEntry(); Event.stop(event); case Event.KEY_ESC: this.hide(); this.active = false; Event.stop(event); return; case Event.KEY_LEFT: case Event.KEY_RIGHT: return; case Event.KEY_UP: this.markPrevious(); this.render(); if(navigator.appVersion.indexOf('AppleWebKit')>0) Event.stop(event); return; case Event.KEY_DOWN: this.markNext(); this.render(); if(navigator.appVersion.indexOf('AppleWebKit')>0) Event.stop(event); return; } else if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN) return; this.changed = true; this.hasFocus = true; if(this.observer) clearTimeout(this.observer); this.observer = setTimeout(this.onObserverEvent.bind(this), this.options.frequency*1000); }, onHover: function(event) { var element = Event.findElement(event, 'LI'); if(this.index != element.autocompleteIndex) { this.index = element.autocompleteIndex; this.render(); } Event.stop(event); }, onClick: function(event) { var element = Event.findElement(event, 'LI'); this.index = element.autocompleteIndex; this.selectEntry(); this.hide(); }, onBlur: function(event) { // needed to make click events working setTimeout(this.hide.bind(this), 250); this.hasFocus = false; this.active = false; }, render: function() { if(this.entryCount > 0) { for (var i = 0; i < this.entryCount; i++) this.index==i ? Element.addClassName(this.getEntry(i),"selected") : Element.removeClassName(this.getEntry(i),"selected"); if(this.hasFocus) { this.show(); this.active = true; } } else { this.active = false; this.hide(); } }, markPrevious: function() { if(this.index > 0) this.index-- else this.index = this.entryCount-1; }, markNext: function() { if(this.index < this.entryCount-1) this.index++ else this.index = 0; }, getEntry: function(index) { return this.update.firstChild.childNodes[index]; }, getCurrentEntry: function() { return this.getEntry(this.index); }, selectEntry: function() { this.active = false; this.updateElement(this.getCurrentEntry()); }, updateElement: function(selectedElement) { if (this.options.updateElement) { this.options.updateElement(selectedElement); return; } var value = ''; if (this.options.select) { var nodes = document.getElementsByClassName(this.options.select, selectedElement) || []; if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select); } else value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal'); var lastTokenPos = this.findLastToken(); if (lastTokenPos != -1) { var newValue = this.element.value.substr(0, lastTokenPos + 1); var whitespace = this.element.value.substr(lastTokenPos + 1).match(/^\s+/); if (whitespace) newValue += whitespace[0]; this.element.value = newValue + value; } else { this.element.value = value; } this.element.focus(); if (this.options.afterUpdateElement) this.options.afterUpdateElement(this.element, selectedElement); }, updateChoices: function(choices) { if(!this.changed && this.hasFocus) { this.update.innerHTML = choices; Element.cleanWhitespace(this.update); Element.cleanWhitespace(this.update.firstChild); if(this.update.firstChild && this.update.firstChild.childNodes) { this.entryCount = this.update.firstChild.childNodes.length; for (var i = 0; i < this.entryCount; i++) { var entry = this.getEntry(i); entry.autocompleteIndex = i; this.addObservers(entry); } } else { this.entryCount = 0; } this.stopIndicator(); this.index = 0; this.render(); } }, addObservers: function(element) { Event.observe(element, "mouseover", this.onHover.bindAsEventListener(this)); Event.observe(element, "click", this.onClick.bindAsEventListener(this)); }, onObserverEvent: function() { this.changed = false; if(this.getToken().length>=this.options.minChars) { this.startIndicator(); this.getUpdatedChoices(); } else { this.active = false; this.hide(); } }, getToken: function() { var tokenPos = this.findLastToken(); if (tokenPos != -1) var ret = this.element.value.substr(tokenPos + 1).replace(/^\s+/,'').replace(/\s+$/,''); else var ret = this.element.value; return /\n/.test(ret) ? '' : ret; }, findLastToken: function() { var lastTokenPos = -1; for (var i=0; i lastTokenPos) lastTokenPos = thisTokenPos; } return lastTokenPos; } } Ajax.Autocompleter = Class.create(); Object.extend(Object.extend(Ajax.Autocompleter.prototype, Autocompleter.Base.prototype), { initialize: function(element, update, url, options) { this.baseInitialize(element, update, options); this.options.asynchronous = true; this.options.onComplete = this.onComplete.bind(this); this.options.defaultParams = this.options.parameters || null; this.url = url; }, getUpdatedChoices: function() { entry = encodeURIComponent(this.options.paramName) + '=' + encodeURIComponent(this.getToken()); this.options.parameters = this.options.callback ? this.options.callback(this.element, entry) : entry; if(this.options.defaultParams) this.options.parameters += '&' + this.options.defaultParams; new Ajax.Request(this.url, this.options); }, onComplete: function(request) { this.updateChoices(request.responseText); } }); // The local array autocompleter. Used when you'd prefer to // inject an array of autocompletion options into the page, rather // than sending out Ajax queries, which can be quite slow sometimes. // // The constructor takes four parameters. The first two are, as usual, // the id of the monitored textbox, and id of the autocompletion menu. // The third is the array you want to autocomplete from, and the fourth // is the options block. // // Extra local autocompletion options: // - choices - How many autocompletion choices to offer // // - partialSearch - If false, the autocompleter will match entered // text only at the beginning of strings in the // autocomplete array. Defaults to true, which will // match text at the beginning of any *word* in the // strings in the autocomplete array. If you want to // search anywhere in the string, additionally set // the option fullSearch to true (default: off). // // - fullSsearch - Search anywhere in autocomplete array strings. // // - partialChars - How many characters to enter before triggering // a partial match (unlike minChars, which defines // how many characters are required to do any match // at all). Defaults to 2. // // - ignoreCase - Whether to ignore case when autocompleting. // Defaults to true. // // It's possible to pass in a custom function as the 'selector' // option, if you prefer to write your own autocompletion logic. // In that case, the other options above will not apply unless // you support them. Autocompleter.Local = Class.create(); Autocompleter.Local.prototype = Object.extend(new Autocompleter.Base(), { initialize: function(element, update, array, options) { this.baseInitialize(element, update, options); this.options.array = array; }, getUpdatedChoices: function() { this.updateChoices(this.options.selector(this)); }, setOptions: function(options) { this.options = Object.extend({ choices: 10, partialSearch: true, partialChars: 2, ignoreCase: true, fullSearch: false, selector: function(instance) { var ret = []; // Beginning matches var partial = []; // Inside matches var entry = instance.getToken(); var count = 0; for (var i = 0; i < instance.options.array.length && ret.length < instance.options.choices ; i++) { var elem = instance.options.array[i]; var foundPos = instance.options.ignoreCase ? elem.toLowerCase().indexOf(entry.toLowerCase()) : elem.indexOf(entry); while (foundPos != -1) { if (foundPos == 0 && elem.length != entry.length) { ret.push("
  • " + elem.substr(0, entry.length) + "" + elem.substr(entry.length) + "
    • "); break; } else if (entry.length >= instance.options.partialChars && instance.options.partialSearch && foundPos != -1) { if (instance.options.fullSearch || /\s/.test(elem.substr(foundPos-1,1))) { partial.push("
  • " + elem.substr(0, foundPos) + "" + elem.substr(foundPos, entry.length) + "" + elem.substr( foundPos + entry.length) + "
    • "); break; } } foundPos = instance.options.ignoreCase ? elem.toLowerCase().indexOf(entry.toLowerCase(), foundPos + 1) : elem.indexOf(entry, foundPos + 1); } } if (partial.length) ret = ret.concat(partial.slice(0, instance.options.choices - ret.length)) return "
      " + ret.join('') + "
    "; } }, options || {}); } }); // AJAX in-place editor // // see documentation on http://wiki.script.aculo.us/scriptaculous/show/Ajax.InPlaceEditor // Use this if you notice weird scrolling problems on some browsers, // the DOM might be a bit confused when this gets called so do this // waits 1 ms (with setTimeout) until it does the activation Field.scrollFreeActivate = function(field) { setTimeout(function() { Field.activate(field); }, 1); } Ajax.InPlaceEditor = Class.create(); Ajax.InPlaceEditor.defaultHighlightColor = "#FFFF99"; Ajax.InPlaceEditor.prototype = { initialize: function(element, url, options) { this.url = url; this.element = $(element); this.options = Object.extend({ okButton: true, okText: "ok", cancelLink: true, cancelText: "cancel", savingText: "Saving...", clickToEditText: "Click to edit", okText: "ok", rows: 1, onComplete: function(transport, element) { new Effect.Highlight(element, {startcolor: this.options.highlightcolor}); }, onFailure: function(transport) { alert("Error communicating with the server: " + transport.responseText.stripTags()); }, callback: function(form) { return Form.serialize(form); }, handleLineBreaks: true, loadingText: 'Loading...', savingClassName: 'inplaceeditor-saving', loadingClassName: 'inplaceeditor-loading', formClassName: 'inplaceeditor-form', highlightcolor: Ajax.InPlaceEditor.defaultHighlightColor, highlightendcolor: "#FFFFFF", externalControl: null, submitOnBlur: false, ajaxOptions: {} }, options || {}); if(!this.options.formId && this.element.id) { this.options.formId = this.element.id + "-inplaceeditor"; if ($(this.options.formId)) { // there's already a form with that name, don't specify an id this.options.formId = null; } } if (this.options.externalControl) { this.options.externalControl = $(this.options.externalControl); } this.originalBackground = Element.getStyle(this.element, 'background-color'); if (!this.originalBackground) { this.originalBackground = "transparent"; } this.element.title = this.options.clickToEditText; this.onclickListener = this.enterEditMode.bindAsEventListener(this); this.mouseoverListener = this.enterHover.bindAsEventListener(this); this.mouseoutListener = this.leaveHover.bindAsEventListener(this); Event.observe(this.element, 'click', this.onclickListener); Event.observe(this.element, 'mouseover', this.mouseoverListener); Event.observe(this.element, 'mouseout', this.mouseoutListener); if (this.options.externalControl) { Event.observe(this.options.externalControl, 'click', this.onclickListener); Event.observe(this.options.externalControl, 'mouseover', this.mouseoverListener); Event.observe(this.options.externalControl, 'mouseout', this.mouseoutListener); } }, enterEditMode: function(evt) { if (this.saving) return; if (this.editing) return; this.editing = true; this.onEnterEditMode(); if (this.options.externalControl) { Element.hide(this.options.externalControl); } Element.hide(this.element); this.createForm(); this.element.parentNode.insertBefore(this.form, this.element); Field.scrollFreeActivate(this.editField); // stop the event to avoid a page refresh in Safari if (evt) { Event.stop(evt); } return false; }, createForm: function() { this.form = document.createElement("form"); this.form.id = this.options.formId; Element.addClassName(this.form, this.options.formClassName) this.form.onsubmit = this.onSubmit.bind(this); this.createEditField(); if (this.options.textarea) { var br = document.createElement("br"); this.form.appendChild(br); } if (this.options.okButton) { okButton = document.createElement("input"); okButton.type = "submit"; okButton.value = this.options.okText; this.form.appendChild(okButton); } if (this.options.cancelLink) { cancelLink = document.createElement("a"); cancelLink.href = "#"; cancelLink.appendChild(document.createTextNode(this.options.cancelText)); cancelLink.onclick = this.onclickCancel.bind(this); this.form.appendChild(cancelLink); } }, hasHTMLLineBreaks: function(string) { if (!this.options.handleLineBreaks) return false; return string.match(/
    /i); }, convertHTMLLineBreaks: function(string) { return string.replace(/
    /gi, "\n").replace(//gi, "\n").replace(/<\/p>/gi, "\n").replace(/

    /gi, ""); }, createEditField: function() { var text; if(this.options.loadTextURL) { text = this.options.loadingText; } else { text = this.getText(); } var obj = this; if (this.options.rows == 1 && !this.hasHTMLLineBreaks(text)) { this.options.textarea = false; var textField = document.createElement("input"); textField.obj = this; textField.type = "text"; textField.name = "value"; textField.value = text; textField.style.backgroundColor = this.options.highlightcolor; var size = this.options.size || this.options.cols || 0; if (size != 0) textField.size = size; if (this.options.submitOnBlur) textField.onblur = this.onSubmit.bind(this); this.editField = textField; } else { this.options.textarea = true; var textArea = document.createElement("textarea"); textArea.obj = this; textArea.name = "value"; textArea.value = this.convertHTMLLineBreaks(text); textArea.rows = this.options.rows; textArea.cols = this.options.cols || 40; if (this.options.submitOnBlur) textArea.onblur = this.onSubmit.bind(this); this.editField = textArea; } if(this.options.loadTextURL) { this.loadExternalText(); } this.form.appendChild(this.editField); }, getText: function() { return this.element.innerHTML; }, loadExternalText: function() { Element.addClassName(this.form, this.options.loadingClassName); this.editField.disabled = true; new Ajax.Request( this.options.loadTextURL, Object.extend({ asynchronous: true, onComplete: this.onLoadedExternalText.bind(this) }, this.options.ajaxOptions) ); }, onLoadedExternalText: function(transport) { Element.removeClassName(this.form, this.options.loadingClassName); this.editField.disabled = false; this.editField.value = transport.responseText.stripTags(); }, onclickCancel: function() { this.onComplete(); this.leaveEditMode(); return false; }, onFailure: function(transport) { this.options.onFailure(transport); if (this.oldInnerHTML) { this.element.innerHTML = this.oldInnerHTML; this.oldInnerHTML = null; } return false; }, onSubmit: function() { // onLoading resets these so we need to save them away for the Ajax call var form = this.form; var value = this.editField.value; // do this first, sometimes the ajax call returns before we get a chance to switch on Saving... // which means this will actually switch on Saving... *after* we've left edit mode causing Saving... // to be displayed indefinitely this.onLoading(); new Ajax.Updater( { success: this.element, // don't update on failure (this could be an option) failure: null }, this.url, Object.extend({ parameters: this.options.callback(form, value), onComplete: this.onComplete.bind(this), onFailure: this.onFailure.bind(this) }, this.options.ajaxOptions) ); // stop the event to avoid a page refresh in Safari if (arguments.length > 1) { Event.stop(arguments[0]); } return false; }, onLoading: function() { this.saving = true; this.removeForm(); this.leaveHover(); this.showSaving(); }, showSaving: function() { this.oldInnerHTML = this.element.innerHTML; this.element.innerHTML = this.options.savingText; Element.addClassName(this.element, this.options.savingClassName); this.element.style.backgroundColor = this.originalBackground; Element.show(this.element); }, removeForm: function() { if(this.form) { if (this.form.parentNode) Element.remove(this.form); this.form = null; } }, enterHover: function() { if (this.saving) return; this.element.style.backgroundColor = this.options.highlightcolor; if (this.effect) { this.effect.cancel(); } Element.addClassName(this.element, this.options.hoverClassName) }, leaveHover: function() { if (this.options.backgroundColor) { this.element.style.backgroundColor = this.oldBackground; } Element.removeClassName(this.element, this.options.hoverClassName) if (this.saving) return; this.effect = new Effect.Highlight(this.element, { startcolor: this.options.highlightcolor, endcolor: this.options.highlightendcolor, restorecolor: this.originalBackground }); }, leaveEditMode: function() { Element.removeClassName(this.element, this.options.savingClassName); this.removeForm(); this.leaveHover(); this.element.style.backgroundColor = this.originalBackground; Element.show(this.element); if (this.options.externalControl) { Element.show(this.options.externalControl); } this.editing = false; this.saving = false; this.oldInnerHTML = null; this.onLeaveEditMode(); }, onComplete: function(transport) { this.leaveEditMode(); this.options.onComplete.bind(this)(transport, this.element); }, onEnterEditMode: function() {}, onLeaveEditMode: function() {}, dispose: function() { if (this.oldInnerHTML) { this.element.innerHTML = this.oldInnerHTML; } this.leaveEditMode(); Event.stopObserving(this.element, 'click', this.onclickListener); Event.stopObserving(this.element, 'mouseover', this.mouseoverListener); Event.stopObserving(this.element, 'mouseout', this.mouseoutListener); if (this.options.externalControl) { Event.stopObserving(this.options.externalControl, 'click', this.onclickListener); Event.stopObserving(this.options.externalControl, 'mouseover', this.mouseoverListener); Event.stopObserving(this.options.externalControl, 'mouseout', this.mouseoutListener); } } }; // Delayed observer, like Form.Element.Observer, // but waits for delay after last key input // Ideal for live-search fields Form.Element.DelayedObserver = Class.create(); Form.Element.DelayedObserver.prototype = { initialize: function(element, delay, callback) { this.delay = delay || 0.5; this.element = $(element); this.callback = callback; this.timer = null; this.lastValue = $F(this.element); Event.observe(this.element,'keyup',this.delayedListener.bindAsEventListener(this)); }, delayedListener: function(event) { if(this.lastValue == $F(this.element)) return; if(this.timer) clearTimeout(this.timer); this.timer = setTimeout(this.onTimerEvent.bind(this), this.delay * 1000); this.lastValue = $F(this.element); }, onTimerEvent: function() { this.timer = null; this.callback(this.element, $F(this.element)); } }; // Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // // See scriptaculous.js for full license. /*--------------------------------------------------------------------------*/ var Droppables = { drops: [], remove: function(element) { this.drops = this.drops.reject(function(d) { return d.element==$(element) }); }, add: function(element) { element = $(element); var options = Object.extend({ greedy: true, hoverclass: null }, arguments[1] || {}); // cache containers if(options.containment) { options._containers = []; var containment = options.containment; if((typeof containment == 'object') && (containment.constructor == Array)) { containment.each( function(c) { options._containers.push($(c)) }); } else { options._containers.push($(containment)); } } if(options.accept) options.accept = [options.accept].flatten(); Element.makePositioned(element); // fix IE options.element = element; this.drops.push(options); }, isContained: function(element, drop) { var parentNode = element.parentNode; return drop._containers.detect(function(c) { return parentNode == c }); }, isAffected: function(point, element, drop) { return ( (drop.element!=element) && ((!drop._containers) || this.isContained(element, drop)) && ((!drop.accept) || (Element.classNames(element).detect( function(v) { return drop.accept.include(v) } ) )) && Position.within(drop.element, point[0], point[1]) ); }, deactivate: function(drop) { if(drop.hoverclass) Element.removeClassName(drop.element, drop.hoverclass); this.last_active = null; }, activate: function(drop) { if(drop.hoverclass) Element.addClassName(drop.element, drop.hoverclass); this.last_active = drop; }, show: function(point, element) { if(!this.drops.length) return; if(this.last_active) this.deactivate(this.last_active); this.drops.each( function(drop) { if(Droppables.isAffected(point, element, drop)) { if(drop.onHover) drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element)); if(drop.greedy) { Droppables.activate(drop); throw $break; } } }); }, fire: function(event, element) { if(!this.last_active) return; Position.prepare(); if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active)) if (this.last_active.onDrop) this.last_active.onDrop(element, this.last_active.element, event); }, reset: function() { if(this.last_active) this.deactivate(this.last_active); } } var Draggables = { drags: [], observers: [], register: function(draggable) { if(this.drags.length == 0) { this.eventMouseUp = this.endDrag.bindAsEventListener(this); this.eventMouseMove = this.updateDrag.bindAsEventListener(this); this.eventKeypress = this.keyPress.bindAsEventListener(this); Event.observe(document, "mouseup", this.eventMouseUp); Event.observe(document, "mousemove", this.eventMouseMove); Event.observe(document, "keypress", this.eventKeypress); } this.drags.push(draggable); }, unregister: function(draggable) { this.drags = this.drags.reject(function(d) { return d==draggable }); if(this.drags.length == 0) { Event.stopObserving(document, "mouseup", this.eventMouseUp); Event.stopObserving(document, "mousemove", this.eventMouseMove); Event.stopObserving(document, "keypress", this.eventKeypress); } }, activate: function(draggable) { window.focus(); // allows keypress events if window isn't currently focused, fails for Safari this.activeDraggable = draggable; }, deactivate: function(draggbale) { this.activeDraggable = null; }, updateDrag: function(event) { if(!this.activeDraggable) return; var pointer = [Event.pointerX(event), Event.pointerY(event)]; // Mozilla-based browsers fire successive mousemove events with // the same coordinates, prevent needless redrawing (moz bug?) if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return; this._lastPointer = pointer; this.activeDraggable.updateDrag(event, pointer); }, endDrag: function(event) { if(!this.activeDraggable) return; this._lastPointer = null; this.activeDraggable.endDrag(event); this.activeDraggable = null; }, keyPress: function(event) { if(this.activeDraggable) this.activeDraggable.keyPress(event); }, addObserver: function(observer) { this.observers.push(observer); this._cacheObserverCallbacks(); }, removeObserver: function(element) { // element instead of observer fixes mem leaks this.observers = this.observers.reject( function(o) { return o.element==element }); this._cacheObserverCallbacks(); }, notify: function(eventName, draggable, event) { // 'onStart', 'onEnd', 'onDrag' if(this[eventName+'Count'] > 0) this.observers.each( function(o) { if(o[eventName]) o[eventName](eventName, draggable, event); }); }, _cacheObserverCallbacks: function() { ['onStart','onEnd','onDrag'].each( function(eventName) { Draggables[eventName+'Count'] = Draggables.observers.select( function(o) { return o[eventName]; } ).length; }); } } /*--------------------------------------------------------------------------*/ var Draggable = Class.create(); Draggable.prototype = { initialize: function(element) { var options = Object.extend({ handle: false, starteffect: function(element) { new Effect.Opacity(element, {duration:0.2, from:1.0, to:0.7}); }, reverteffect: function(element, top_offset, left_offset) { var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02; element._revert = new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur}); }, endeffect: function(element) { new Effect.Opacity(element, {duration:0.2, from:0.7, to:1.0}); }, zindex: 1000, revert: false, snap: false // false, or xy or [x,y] or function(x,y){ return [x,y] } }, arguments[1] || {}); this.element = $(element); if(options.handle && (typeof options.handle == 'string')) this.handle = Element.childrenWithClassName(this.element, options.handle)[0]; if(!this.handle) this.handle = $(options.handle); if(!this.handle) this.handle = this.element; Element.makePositioned(this.element); // fix IE this.delta = this.currentDelta(); this.options = options; this.dragging = false; this.eventMouseDown = this.initDrag.bindAsEventListener(this); Event.observe(this.handle, "mousedown", this.eventMouseDown); Draggables.register(this); }, destroy: function() { Event.stopObserving(this.handle, "mousedown", this.eventMouseDown); Draggables.unregister(this); }, currentDelta: function() { return([ parseInt(Element.getStyle(this.element,'left') || '0'), parseInt(Element.getStyle(this.element,'top') || '0')]); }, initDrag: function(event) { if(Event.isLeftClick(event)) { // abort on form elements, fixes a Firefox issue var src = Event.element(event); if(src.tagName && ( src.tagName=='INPUT' || src.tagName=='SELECT' || src.tagName=='BUTTON' || src.tagName=='TEXTAREA')) return; if(this.element._revert) { this.element._revert.cancel(); this.element._revert = null; } var pointer = [Event.pointerX(event), Event.pointerY(event)]; var pos = Position.cumulativeOffset(this.element); this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) }); Draggables.activate(this); Event.stop(event); } }, startDrag: function(event) { this.dragging = true; if(this.options.zindex) { this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0); this.element.style.zIndex = this.options.zindex; } if(this.options.ghosting) { this._clone = this.element.cloneNode(true); Position.absolutize(this.element); this.element.parentNode.insertBefore(this._clone, this.element); } Draggables.notify('onStart', this, event); if(this.options.starteffect) this.options.starteffect(this.element); }, updateDrag: function(event, pointer) { if(!this.dragging) this.startDrag(event); Position.prepare(); Droppables.show(pointer, this.element); Draggables.notify('onDrag', this, event); this.draw(pointer); if(this.options.change) this.options.change(this); // fix AppleWebKit rendering if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); Event.stop(event); }, finishDrag: function(event, success) { this.dragging = false; if(this.options.ghosting) { Position.relativize(this.element); Element.remove(this._clone); this._clone = null; } if(success) Droppables.fire(event, this.element); Draggables.notify('onEnd', this, event); var revert = this.options.revert; if(revert && typeof revert == 'function') revert = revert(this.element); var d = this.currentDelta(); if(revert && this.options.reverteffect) { this.options.reverteffect(this.element, d[1]-this.delta[1], d[0]-this.delta[0]); } else { this.delta = d; } if(this.options.zindex) this.element.style.zIndex = this.originalZ; if(this.options.endeffect) this.options.endeffect(this.element); Draggables.deactivate(this); Droppables.reset(); }, keyPress: function(event) { if(!event.keyCode==Event.KEY_ESC) return; this.finishDrag(event, false); Event.stop(event); }, endDrag: function(event) { if(!this.dragging) return; this.finishDrag(event, true); Event.stop(event); }, draw: function(point) { var pos = Position.cumulativeOffset(this.element); var d = this.currentDelta(); pos[0] -= d[0]; pos[1] -= d[1]; var p = [0,1].map(function(i){ return (point[i]-pos[i]-this.offset[i]) }.bind(this)); if(this.options.snap) { if(typeof this.options.snap == 'function') { p = this.options.snap(p[0],p[1]); } else { if(this.options.snap instanceof Array) { p = p.map( function(v, i) { return Math.round(v/this.options.snap[i])*this.options.snap[i] }.bind(this)) } else { p = p.map( function(v) { return Math.round(v/this.options.snap)*this.options.snap }.bind(this)) } }} var style = this.element.style; if((!this.options.constraint) || (this.options.constraint=='horizontal')) style.left = p[0] + "px"; if((!this.options.constraint) || (this.options.constraint=='vertical')) style.top = p[1] + "px"; if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering } } /*--------------------------------------------------------------------------*/ var SortableObserver = Class.create(); SortableObserver.prototype = { initialize: function(element, observer) { this.element = $(element); this.observer = observer; this.lastValue = Sortable.serialize(this.element); }, onStart: function() { this.lastValue = Sortable.serialize(this.element); }, onEnd: function() { Sortable.unmark(); if(this.lastValue != Sortable.serialize(this.element)) this.observer(this.element) } } var Sortable = { sortables: new Array(), options: function(element){ element = $(element); return this.sortables.detect(function(s) { return s.element == element }); }, destroy: function(element){ element = $(element); this.sortables.findAll(function(s) { return s.element == element }).each(function(s){ Draggables.removeObserver(s.element); s.droppables.each(function(d){ Droppables.remove(d) }); s.draggables.invoke('destroy'); }); this.sortables = this.sortables.reject(function(s) { return s.element == element }); }, create: function(element) { element = $(element); var options = Object.extend({ element: element, tag: 'li', // assumes li children, override with tag: 'tagname' dropOnEmpty: false, tree: false, // fixme: unimplemented overlap: 'vertical', // one of 'vertical', 'horizontal' constraint: 'vertical', // one of 'vertical', 'horizontal', false containment: element, // also takes array of elements (or id's); or false handle: false, // or a CSS class only: false, hoverclass: null, ghosting: false, format: null, onChange: Prototype.emptyFunction, onUpdate: Prototype.emptyFunction }, arguments[1] || {}); // clear any old sortable with same element this.destroy(element); // build options for the draggables var options_for_draggable = { revert: true, ghosting: options.ghosting, constraint: options.constraint, handle: options.handle }; if(options.starteffect) options_for_draggable.starteffect = options.starteffect; if(options.reverteffect) options_for_draggable.reverteffect = options.reverteffect; else if(options.ghosting) options_for_draggable.reverteffect = function(element) { element.style.top = 0; element.style.left = 0; }; if(options.endeffect) options_for_draggable.endeffect = options.endeffect; if(options.zindex) options_for_draggable.zindex = options.zindex; // build options for the droppables var options_for_droppable = { overlap: options.overlap, containment: options.containment, hoverclass: options.hoverclass, onHover: Sortable.onHover, greedy: !options.dropOnEmpty } // fix for gecko engine Element.cleanWhitespace(element); options.draggables = []; options.droppables = []; // make it so // drop on empty handling if(options.dropOnEmpty) { Droppables.add(element, {containment: options.containment, onHover: Sortable.onEmptyHover, greedy: false}); options.droppables.push(element); } (this.findElements(element, options) || []).each( function(e) { // handles are per-draggable var handle = options.handle ? Element.childrenWithClassName(e, options.handle)[0] : e; options.draggables.push( new Draggable(e, Object.extend(options_for_draggable, { handle: handle }))); Droppables.add(e, options_for_droppable); options.droppables.push(e); }); // keep reference this.sortables.push(options); // for onupdate Draggables.addObserver(new SortableObserver(element, options.onUpdate)); }, // return all suitable-for-sortable elements in a guaranteed order findElements: function(element, options) { if(!element.hasChildNodes()) return null; var elements = []; $A(element.childNodes).each( function(e) { if(e.tagName && e.tagName.toUpperCase()==options.tag.toUpperCase() && (!options.only || (Element.hasClassName(e, options.only)))) elements.push(e); if(options.tree) { var grandchildren = this.findElements(e, options); if(grandchildren) elements.push(grandchildren); } }); return (elements.length>0 ? elements.flatten() : null); }, onHover: function(element, dropon, overlap) { if(overlap>0.5) { Sortable.mark(dropon, 'before'); if(dropon.previousSibling != element) { var oldParentNode = element.parentNode; element.style.visibility = "hidden"; // fix gecko rendering dropon.parentNode.insertBefore(element, dropon); if(dropon.parentNode!=oldParentNode) Sortable.options(oldParentNode).onChange(element); Sortable.options(dropon.parentNode).onChange(element); } } else { Sortable.mark(dropon, 'after'); var nextElement = dropon.nextSibling || null; if(nextElement != element) { var oldParentNode = element.parentNode; element.style.visibility = "hidden"; // fix gecko rendering dropon.parentNode.insertBefore(element, nextElement); if(dropon.parentNode!=oldParentNode) Sortable.options(oldParentNode).onChange(element); Sortable.options(dropon.parentNode).onChange(element); } } }, onEmptyHover: function(element, dropon) { if(element.parentNode!=dropon) { var oldParentNode = element.parentNode; dropon.appendChild(element); Sortable.options(oldParentNode).onChange(element); Sortable.options(dropon).onChange(element); } }, unmark: function() { if(Sortable._marker) Element.hide(Sortable._marker); }, mark: function(dropon, position) { // mark on ghosting only var sortable = Sortable.options(dropon.parentNode); if(sortable && !sortable.ghosting) return; if(!Sortable._marker) { Sortable._marker = $('dropmarker') || document.createElement('DIV'); Element.hide(Sortable._marker); Element.addClassName(Sortable._marker, 'dropmarker'); Sortable._marker.style.position = 'absolute'; document.getElementsByTagName("body").item(0).appendChild(Sortable._marker); } var offsets = Position.cumulativeOffset(dropon); Sortable._marker.style.left = offsets[0] + 'px'; Sortable._marker.style.top = offsets[1] + 'px'; if(position=='after') if(sortable.overlap == 'horizontal') Sortable._marker.style.left = (offsets[0]+dropon.clientWidth) + 'px'; else Sortable._marker.style.top = (offsets[1]+dropon.clientHeight) + 'px'; Element.show(Sortable._marker); }, serialize: function(element) { element = $(element); var sortableOptions = this.options(element); var options = Object.extend({ tag: sortableOptions.tag, only: sortableOptions.only, name: element.id, format: sortableOptions.format || /^[^_]*_(.*)$/ }, arguments[1] || {}); return $(this.findElements(element, options) || []).map( function(item) { return (encodeURIComponent(options.name) + "[]=" + encodeURIComponent(item.id.match(options.format) ? item.id.match(options.format)[1] : '')); }).join("&"); } } // Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // Contributors: // Justin Palmer (http://encytemedia.com/) // Mark Pilgrim (http://diveintomark.org/) // Martin Bialasinki // // See scriptaculous.js for full license. /* ------------- element ext -------------- */ // converts rgb() and #xxx to #xxxxxx format, // returns self (or first argument) if not convertable String.prototype.parseColor = function() { var color = '#'; if(this.slice(0,4) == 'rgb(') { var cols = this.slice(4,this.length-1).split(','); var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); } else { if(this.slice(0,1) == '#') { if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); if(this.length==7) color = this.toLowerCase(); } } return(color.length==7 ? color : (arguments[0] || this)); } Element.collectTextNodes = function(element) { return $A($(element).childNodes).collect( function(node) { return (node.nodeType==3 ? node.nodeValue : (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); }).flatten().join(''); } Element.collectTextNodesIgnoreClass = function(element, className) { return $A($(element).childNodes).collect( function(node) { return (node.nodeType==3 ? node.nodeValue : ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? Element.collectTextNodes(node) : '')); }).flatten().join(''); } Element.setStyle = function(element, style) { element = $(element); for(k in style) element.style[k.camelize()] = style[k]; } Element.setContentZoom = function(element, percent) { Element.setStyle(element, {fontSize: (percent/100) + 'em'}); if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); } Element.getOpacity = function(element){ var opacity; if (opacity = Element.getStyle(element, 'opacity')) return parseFloat(opacity); if (opacity = (Element.getStyle(element, 'filter') || '').match(/alpha\(opacity=(.*)\)/)) if(opacity[1]) return parseFloat(opacity[1]) / 100; return 1.0; } Element.setOpacity = function(element, value){ element= $(element); if (value == 1){ Element.setStyle(element, { opacity: (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : null }); if(/MSIE/.test(navigator.userAgent)) Element.setStyle(element, {filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')}); } else { if(value < 0.00001) value = 0; Element.setStyle(element, {opacity: value}); if(/MSIE/.test(navigator.userAgent)) Element.setStyle(element, { filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'') + 'alpha(opacity='+value*100+')' }); } } Element.getInlineOpacity = function(element){ return $(element).style.opacity || ''; } Element.childrenWithClassName = function(element, className) { return $A($(element).getElementsByTagName('*')).select( function(c) { return Element.hasClassName(c, className) }); } Array.prototype.call = function() { var args = arguments; this.each(function(f){ f.apply(this, args) }); } /*--------------------------------------------------------------------------*/ var Effect = { tagifyText: function(element) { var tagifyStyle = 'position:relative'; if(/MSIE/.test(navigator.userAgent)) tagifyStyle += ';zoom:1'; element = $(element); $A(element.childNodes).each( function(child) { if(child.nodeType==3) { child.nodeValue.toArray().each( function(character) { element.insertBefore( Builder.node('span',{style: tagifyStyle}, character == ' ' ? String.fromCharCode(160) : character), child); }); Element.remove(child); } }); }, multiple: function(element, effect) { var elements; if(((typeof element == 'object') || (typeof element == 'function')) && (element.length)) elements = element; else elements = $(element).childNodes; var options = Object.extend({ speed: 0.1, delay: 0.0 }, arguments[2] || {}); var masterDelay = options.delay; $A(elements).each( function(element, index) { new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); }); }, PAIRS: { 'slide': ['SlideDown','SlideUp'], 'blind': ['BlindDown','BlindUp'], 'appear': ['Appear','Fade'] }, toggle: function(element, effect) { element = $(element); effect = (effect || 'appear').toLowerCase(); var options = Object.extend({ queue: { position:'end', scope:(element.id || 'global') } }, arguments[2] || {}); Effect[Element.visible(element) ? Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); } }; var Effect2 = Effect; // deprecated /* ------------- transitions ------------- */ Effect.Transitions = {} Effect.Transitions.linear = function(pos) { return pos; } Effect.Transitions.sinoidal = function(pos) { return (-Math.cos(pos*Math.PI)/2) + 0.5; } Effect.Transitions.reverse = function(pos) { return 1-pos; } Effect.Transitions.flicker = function(pos) { return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; } Effect.Transitions.wobble = function(pos) { return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; } Effect.Transitions.pulse = function(pos) { return (Math.floor(pos*10) % 2 == 0 ? (pos*10-Math.floor(pos*10)) : 1-(pos*10-Math.floor(pos*10))); } Effect.Transitions.none = function(pos) { return 0; } Effect.Transitions.full = function(pos) { return 1; } /* ------------- core effects ------------- */ Effect.ScopedQueue = Class.create(); Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), { initialize: function() { this.effects = []; this.interval = null; }, _each: function(iterator) { this.effects._each(iterator); }, add: function(effect) { var timestamp = new Date().getTime(); var position = (typeof effect.options.queue == 'string') ? effect.options.queue : effect.options.queue.position; switch(position) { case 'front': // move unstarted effects after this effect this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { e.startOn += effect.finishOn; e.finishOn += effect.finishOn; }); break; case 'end': // start effect after last queued effect has finished timestamp = this.effects.pluck('finishOn').max() || timestamp; break; } effect.startOn += timestamp; effect.finishOn += timestamp; this.effects.push(effect); if(!this.interval) this.interval = setInterval(this.loop.bind(this), 40); }, remove: function(effect) { this.effects = this.effects.reject(function(e) { return e==effect }); if(this.effects.length == 0) { clearInterval(this.interval); this.interval = null; } }, loop: function() { var timePos = new Date().getTime(); this.effects.invoke('loop', timePos); } }); Effect.Queues = { instances: $H(), get: function(queueName) { if(typeof queueName != 'string') return queueName; if(!this.instances[queueName]) this.instances[queueName] = new Effect.ScopedQueue(); return this.instances[queueName]; } } Effect.Queue = Effect.Queues.get('global'); Effect.DefaultOptions = { transition: Effect.Transitions.sinoidal, duration: 1.0, // seconds fps: 25.0, // max. 25fps due to Effect.Queue implementation sync: false, // true for combining from: 0.0, to: 1.0, delay: 0.0, queue: 'parallel' } Effect.Base = function() {}; Effect.Base.prototype = { position: null, start: function(options) { this.options = Object.extend(Object.extend({},Effect.DefaultOptions), options || {}); this.currentFrame = 0; this.state = 'idle'; this.startOn = this.options.delay*1000; this.finishOn = this.startOn + (this.options.duration*1000); this.event('beforeStart'); if(!this.options.sync) Effect.Queues.get(typeof this.options.queue == 'string' ? 'global' : this.options.queue.scope).add(this); }, loop: function(timePos) { if(timePos >= this.startOn) { if(timePos >= this.finishOn) { this.render(1.0); this.cancel(); this.event('beforeFinish'); if(this.finish) this.finish(); this.event('afterFinish'); return; } var pos = (timePos - this.startOn) / (this.finishOn - this.startOn); var frame = Math.round(pos * this.options.fps * this.options.duration); if(frame > this.currentFrame) { this.render(pos); this.currentFrame = frame; } } }, render: function(pos) { if(this.state == 'idle') { this.state = 'running'; this.event('beforeSetup'); if(this.setup) this.setup(); this.event('afterSetup'); } if(this.state == 'running') { if(this.options.transition) pos = this.options.transition(pos); pos *= (this.options.to-this.options.from); pos += this.options.from; this.position = pos; this.event('beforeUpdate'); if(this.update) this.update(pos); this.event('afterUpdate'); } }, cancel: function() { if(!this.options.sync) Effect.Queues.get(typeof this.options.queue == 'string' ? 'global' : this.options.queue.scope).remove(this); this.state = 'finished'; }, event: function(eventName) { if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); if(this.options[eventName]) this.options[eventName](this); }, inspect: function() { return '#'; } } Effect.Parallel = Class.create(); Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), { initialize: function(effects) { this.effects = effects || []; this.start(arguments[1]); }, update: function(position) { this.effects.invoke('render', position); }, finish: function(position) { this.effects.each( function(effect) { effect.render(1.0); effect.cancel(); effect.event('beforeFinish'); if(effect.finish) effect.finish(position); effect.event('afterFinish'); }); } }); Effect.Opacity = Class.create(); Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), { initialize: function(element) { this.element = $(element); // make this work on IE on elements without 'layout' if(/MSIE/.test(navigator.userAgent) && (!this.element.hasLayout)) Element.setStyle(this.element, {zoom: 1}); var options = Object.extend({ from: Element.getOpacity(this.element) || 0.0, to: 1.0 }, arguments[1] || {}); this.start(options); }, update: function(position) { Element.setOpacity(this.element, position); } }); Effect.Move = Class.create(); Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), { initialize: function(element) { this.element = $(element); var options = Object.extend({ x: 0, y: 0, mode: 'relative' }, arguments[1] || {}); this.start(options); }, setup: function() { // Bug in Opera: Opera returns the "real" position of a static element or // relative element that does not have top/left explicitly set. // ==> Always set top and left for position relative elements in your stylesheets // (to 0 if you do not need them) Element.makePositioned(this.element); this.originalLeft = parseFloat(Element.getStyle(this.element,'left') || '0'); this.originalTop = parseFloat(Element.getStyle(this.element,'top') || '0'); if(this.options.mode == 'absolute') { // absolute movement, so we need to calc deltaX and deltaY this.options.x = this.options.x - this.originalLeft; this.options.y = this.options.y - this.originalTop; } }, update: function(position) { Element.setStyle(this.element, { left: this.options.x * position + this.originalLeft + 'px', top: this.options.y * position + this.originalTop + 'px' }); } }); // for backwards compatibility Effect.MoveBy = function(element, toTop, toLeft) { return new Effect.Move(element, Object.extend({ x: toLeft, y: toTop }, arguments[3] || {})); }; Effect.Scale = Class.create(); Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), { initialize: function(element, percent) { this.element = $(element) var options = Object.extend({ scaleX: true, scaleY: true, scaleContent: true, scaleFromCenter: false, scaleMode: 'box', // 'box' or 'contents' or {} with provided values scaleFrom: 100.0, scaleTo: percent }, arguments[2] || {}); this.start(options); }, setup: function() { this.restoreAfterFinish = this.options.restoreAfterFinish || false; this.elementPositioning = Element.getStyle(this.element,'position'); this.originalStyle = {}; ['top','left','width','height','fontSize'].each( function(k) { this.originalStyle[k] = this.element.style[k]; }.bind(this)); this.originalTop = this.element.offsetTop; this.originalLeft = this.element.offsetLeft; var fontSize = Element.getStyle(this.element,'font-size') || '100%'; ['em','px','%'].each( function(fontSizeType) { if(fontSize.indexOf(fontSizeType)>0) { this.fontSize = parseFloat(fontSize); this.fontSizeType = fontSizeType; } }.bind(this)); this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; this.dims = null; if(this.options.scaleMode=='box') this.dims = [this.element.offsetHeight, this.element.offsetWidth]; if(/^content/.test(this.options.scaleMode)) this.dims = [this.element.scrollHeight, this.element.scrollWidth]; if(!this.dims) this.dims = [this.options.scaleMode.originalHeight, this.options.scaleMode.originalWidth]; }, update: function(position) { var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); if(this.options.scaleContent && this.fontSize) Element.setStyle(this.element, {fontSize: this.fontSize * currentScale + this.fontSizeType }); this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); }, finish: function(position) { if (this.restoreAfterFinish) Element.setStyle(this.element, this.originalStyle); }, setDimensions: function(height, width) { var d = {}; if(this.options.scaleX) d.width = width + 'px'; if(this.options.scaleY) d.height = height + 'px'; if(this.options.scaleFromCenter) { var topd = (height - this.dims[0])/2; var leftd = (width - this.dims[1])/2; if(this.elementPositioning == 'absolute') { if(this.options.scaleY) d.top = this.originalTop-topd + 'px'; if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; } else { if(this.options.scaleY) d.top = -topd + 'px'; if(this.options.scaleX) d.left = -leftd + 'px'; } } Element.setStyle(this.element, d); // added 05/23/06 JCT // now check to see if the bottom of the element is off the screen, and if so, scroll down a little var scroll = window.pageYOffset || document.body.scrollTop || document.documentElement.scrollTop; var client = window.innerHeight || document.documentElement.clientHeight; var elem = Element.getHeight(this.element); var pos = Position.cumulativeOffset(this.element); var windowBottom = scroll + client; var elemBottom = pos[1] + elem; if (elemBottom > windowBottom) { window.scrollBy(0, elemBottom - windowBottom); } // end JCT addition } }); var foo = false; Effect.Highlight = Class.create(); Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), { initialize: function(element) { this.element = $(element); var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {}); this.start(options); }, setup: function() { // Prevent executing on elements not in the layout flow if(Element.getStyle(this.element, 'display')=='none') { this.cancel(); return; } // Disable background image during the effect this.oldStyle = { backgroundImage: Element.getStyle(this.element, 'background-image') }; Element.setStyle(this.element, {backgroundImage: 'none'}); if(!this.options.endcolor) this.options.endcolor = Element.getStyle(this.element, 'background-color').parseColor('#ffffff'); if(!this.options.restorecolor) this.options.restorecolor = Element.getStyle(this.element, 'background-color'); // init color calculations this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this)); }, update: function(position) { Element.setStyle(this.element,{backgroundColor: $R(0,2).inject('#',function(m,v,i){ return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) }); }, finish: function() { Element.setStyle(this.element, Object.extend(this.oldStyle, { backgroundColor: this.options.restorecolor })); } }); Effect.ScrollTo = Class.create(); Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), { initialize: function(element) { this.element = $(element); this.start(arguments[1] || {}); }, setup: function() { Position.prepare(); var offsets = Position.cumulativeOffset(this.element); if(this.options.offset) offsets[1] += this.options.offset; var max = window.innerHeight ? window.height - window.innerHeight : document.body.scrollHeight - (document.documentElement.clientHeight ? document.documentElement.clientHeight : document.body.clientHeight); this.scrollStart = Position.deltaY; this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart; }, update: function(position) { Position.prepare(); window.scrollTo(Position.deltaX, this.scrollStart + (position*this.delta)); } }); /* ------------- combination effects ------------- */ Effect.Fade = function(element) { var oldOpacity = Element.getInlineOpacity(element); var options = Object.extend({ from: Element.getOpacity(element) || 1.0, to: 0.0, afterFinishInternal: function(effect) { with(Element) { if(effect.options.to!=0) return; hide(effect.element); setStyle(effect.element, {opacity: oldOpacity}); }} }, arguments[1] || {}); return new Effect.Opacity(element,options); } Effect.Appear = function(element) { var options = Object.extend({ from: (Element.getStyle(element, 'display') == 'none' ? 0.0 : Element.getOpacity(element) || 0.0), to: 1.0, beforeSetup: function(effect) { with(Element) { setOpacity(effect.element, effect.options.from); show(effect.element); }} }, arguments[1] || {}); return new Effect.Opacity(element,options); } Effect.Puff = function(element) { element = $(element); var oldStyle = { opacity: Element.getInlineOpacity(element), position: Element.getStyle(element, 'position') }; return new Effect.Parallel( [ new Effect.Scale(element, 200, { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], Object.extend({ duration: 1.0, beforeSetupInternal: function(effect) { with(Element) { setStyle(effect.effects[0].element, {position: 'absolute'}); }}, afterFinishInternal: function(effect) { with(Element) { hide(effect.effects[0].element); setStyle(effect.effects[0].element, oldStyle); }} }, arguments[1] || {}) ); } // horizontal blind added by gs // scale Y set to false // added ability to notify callback function when effect is finished (callback reference passed in as arg) Effect.BlindHorizontal = function(element, finishedCallback) { element = $(element); Element.makeClipping(element); return new Effect.Scale(element, 0, Object.extend({ scaleContent: false, scaleY: false, restoreAfterFinish: true, afterFinishInternal: function(effect) { with(Element) { [hide, undoClipping].call(effect.element); // callback function finishedCallback(); }} }, arguments[1] || {}) ); } // end gs additions Effect.BlindUp = function(element) { element = $(element); Element.makeClipping(element); return new Effect.Scale(element, 0, Object.extend({ scaleContent: false, scaleX: false, restoreAfterFinish: true, afterFinishInternal: function(effect) { with(Element) { [hide, undoClipping].call(effect.element); }} }, arguments[1] || {}) ); } Effect.BlindDown = function(element) { element = $(element); var oldHeight = Element.getStyle(element, 'height'); var elementDimensions = Element.getDimensions(element); return new Effect.Scale(element, 100, Object.extend({ scaleContent: false, scaleX: false, scaleFrom: 0, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { with(Element) { makeClipping(effect.element); setStyle(effect.element, {height: '0px'}); show(effect.element); }}, afterFinishInternal: function(effect) { with(Element) { undoClipping(effect.element); if (!is_opera) { setStyle(effect.element, {height: oldHeight}); } }} }, arguments[1] || {}) ); } Effect.SwitchOff = function(element) { element = $(element); var oldOpacity = Element.getInlineOpacity(element); return new Effect.Appear(element, { duration: 0.4, from: 0, transition: Effect.Transitions.flicker, afterFinishInternal: function(effect) { new Effect.Scale(effect.element, 1, { duration: 0.3, scaleFromCenter: true, scaleX: false, scaleContent: false, restoreAfterFinish: true, beforeSetup: function(effect) { with(Element) { [makePositioned,makeClipping].call(effect.element); }}, afterFinishInternal: function(effect) { with(Element) { [hide,undoClipping,undoPositioned].call(effect.element); setStyle(effect.element, {opacity: oldOpacity}); }} }) } }); } Effect.DropOut = function(element) { element = $(element); var oldStyle = { top: Element.getStyle(element, 'top'), left: Element.getStyle(element, 'left'), opacity: Element.getInlineOpacity(element) }; return new Effect.Parallel( [ new Effect.Move(element, {x: 0, y: 100, sync: true }), new Effect.Opacity(element, { sync: true, to: 0.0 }) ], Object.extend( { duration: 0.5, beforeSetup: function(effect) { with(Element) { makePositioned(effect.effects[0].element); }}, afterFinishInternal: function(effect) { with(Element) { [hide, undoPositioned].call(effect.effects[0].element); setStyle(effect.effects[0].element, oldStyle); }} }, arguments[1] || {})); } Effect.Shake = function(element) { element = $(element); var oldStyle = { top: Element.getStyle(element, 'top'), left: Element.getStyle(element, 'left') }; return new Effect.Move(element, { x: 20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { with(Element) { undoPositioned(effect.element); setStyle(effect.element, oldStyle); }}}) }}) }}) }}) }}) }}); } Effect.SlideDown = function(element) { element = $(element); Element.cleanWhitespace(element); // SlideDown need to have the content of the element wrapped in a container element with fixed height! var oldInnerBottom = Element.getStyle(element.firstChild, 'bottom'); var elementDimensions = Element.getDimensions(element); return new Effect.Scale(element, 100, Object.extend({ scaleContent: false, scaleX: false, scaleFrom: 0, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { with(Element) { makePositioned(effect.element); makePositioned(effect.element.firstChild); if(window.opera) setStyle(effect.element, {top: ''}); makeClipping(effect.element); setStyle(effect.element, {height: '0px'}); show(element); }}, afterUpdateInternal: function(effect) { with(Element) { setStyle(effect.element.firstChild, {bottom: (effect.dims[0] - effect.element.clientHeight) + 'px' }); }}, afterFinishInternal: function(effect) { with(Element) { undoClipping(effect.element); undoPositioned(effect.element.firstChild); undoPositioned(effect.element); setStyle(effect.element.firstChild, {bottom: oldInnerBottom}); }} }, arguments[1] || {}) ); } Effect.SlideUp = function(element) { element = $(element); Element.cleanWhitespace(element); var oldInnerBottom = Element.getStyle(element.firstChild, 'bottom'); return new Effect.Scale(element, 0, Object.extend({ scaleContent: false, scaleX: false, scaleMode: 'box', scaleFrom: 100, restoreAfterFinish: true, beforeStartInternal: function(effect) { with(Element) { makePositioned(effect.element); makePositioned(effect.element.firstChild); if(window.opera) setStyle(effect.element, {top: ''}); makeClipping(effect.element); show(element); }}, afterUpdateInternal: function(effect) { with(Element) { setStyle(effect.element.firstChild, {bottom: (effect.dims[0] - effect.element.clientHeight) + 'px' }); }}, afterFinishInternal: function(effect) { with(Element) { [hide, undoClipping].call(effect.element); undoPositioned(effect.element.firstChild); undoPositioned(effect.element); setStyle(effect.element.firstChild, {bottom: oldInnerBottom}); }} }, arguments[1] || {}) ); } // Bug in opera makes the TD containing this element expand for a instance after finish Effect.Squish = function(element) { return new Effect.Scale(element, window.opera ? 1 : 0, { restoreAfterFinish: true, beforeSetup: function(effect) { with(Element) { makeClipping(effect.element); }}, afterFinishInternal: function(effect) { with(Element) { hide(effect.element); undoClipping(effect.element); }} }); } Effect.Grow = function(element) { element = $(element); var options = Object.extend({ direction: 'center', moveTransistion: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.full }, arguments[1] || {}); var oldStyle = { top: element.style.top, left: element.style.left, height: element.style.height, width: element.style.width, opacity: Element.getInlineOpacity(element) }; var dims = Element.getDimensions(element); var initialMoveX, initialMoveY; var moveX, moveY; switch (options.direction) { case 'top-left': initialMoveX = initialMoveY = moveX = moveY = 0; break; case 'top-right': initialMoveX = dims.width; initialMoveY = moveY = 0; moveX = -dims.width; break; case 'bottom-left': initialMoveX = moveX = 0; initialMoveY = dims.height; moveY = -dims.height; break; case 'bottom-right': initialMoveX = dims.width; initialMoveY = dims.height; moveX = -dims.width; moveY = -dims.height; break; case 'center': initialMoveX = dims.width / 2; initialMoveY = dims.height / 2; moveX = -dims.width / 2; moveY = -dims.height / 2; break; } return new Effect.Move(element, { x: initialMoveX, y: initialMoveY, duration: 0.01, beforeSetup: function(effect) { with(Element) { hide(effect.element); makeClipping(effect.element); makePositioned(effect.element); }}, afterFinishInternal: function(effect) { new Effect.Parallel( [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), new Effect.Scale(effect.element, 100, { scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) ], Object.extend({ beforeSetup: function(effect) { with(Element) { setStyle(effect.effects[0].element, {height: '0px'}); show(effect.effects[0].element); }}, afterFinishInternal: function(effect) { with(Element) { [undoClipping, undoPositioned].call(effect.effects[0].element); setStyle(effect.effects[0].element, oldStyle); }} }, options) ) } }); } Effect.Shrink = function(element) { element = $(element); var options = Object.extend({ direction: 'center', moveTransistion: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.none }, arguments[1] || {}); var oldStyle = { top: element.style.top, left: element.style.left, height: element.style.height, width: element.style.width, opacity: Element.getInlineOpacity(element) }; var dims = Element.getDimensions(element); var moveX, moveY; switch (options.direction) { case 'top-left': moveX = moveY = 0; break; case 'top-right': moveX = dims.width; moveY = 0; break; case 'bottom-left': moveX = 0; moveY = dims.height; break; case 'bottom-right': moveX = dims.width; moveY = dims.height; break; case 'center': moveX = dims.width / 2; moveY = dims.height / 2; break; } return new Effect.Parallel( [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) ], Object.extend({ beforeStartInternal: function(effect) { with(Element) { [makePositioned, makeClipping].call(effect.effects[0].element) }}, afterFinishInternal: function(effect) { with(Element) { [hide, undoClipping, undoPositioned].call(effect.effects[0].element); setStyle(effect.effects[0].element, oldStyle); }} }, options) ); } Effect.Pulsate = function(element) { element = $(element); var options = arguments[1] || {}; var oldOpacity = Element.getInlineOpacity(element); var transition = options.transition || Effect.Transitions.sinoidal; var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos)) }; reverser.bind(transition); return new Effect.Opacity(element, Object.extend(Object.extend({ duration: 3.0, from: 0, afterFinishInternal: function(effect) { Element.setStyle(effect.element, {opacity: oldOpacity}); } }, options), {transition: reverser})); } Effect.Fold = function(element) { element = $(element); var oldStyle = { top: element.style.top, left: element.style.left, width: element.style.width, height: element.style.height }; Element.makeClipping(element); return new Effect.Scale(element, 5, Object.extend({ scaleContent: false, scaleX: false, afterFinishInternal: function(effect) { new Effect.Scale(element, 1, { scaleContent: false, scaleY: false, afterFinishInternal: function(effect) { with(Element) { [hide, undoClipping].call(effect.element); setStyle(effect.element, oldStyle); }} }); }}, arguments[1] || {})); } // Copyright (c) 2005 Marty Haught, Thomas Fuchs // // See http://script.aculo.us for more info // // Permission is hereby granted, free of charge, to any person obtaining // a copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to // permit persons to whom the Software is furnished to do so, subject to // the following conditions: // // The above copyright notice and this permission notice shall be // included in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. if(!Control) var Control = {}; Control.Slider = Class.create(); // options: // axis: 'vertical', or 'horizontal' (default) // // callbacks: // onChange(value) // onSlide(value) Control.Slider.prototype = { initialize: function(handle, track, options) { var slider = this; if(handle instanceof Array) { this.handles = handle.collect( function(e) { return $(e) }); } else { this.handles = [$(handle)]; } this.track = $(track); this.options = options || {}; this.axis = this.options.axis || 'horizontal'; this.increment = this.options.increment || 1; this.step = parseInt(this.options.step || '1'); this.range = this.options.range || $R(0,1); this.value = 0; // assure backwards compat this.values = this.handles.map( function() { return 0 }); this.spans = this.options.spans ? this.options.spans.map(function(s){ return $(s) }) : false; this.options.startSpan = $(this.options.startSpan || null); this.options.endSpan = $(this.options.endSpan || null); this.restricted = this.options.restricted || false; this.maximum = this.options.maximum || this.range.end; this.minimum = this.options.minimum || this.range.start; // Will be used to align the handle onto the track, if necessary this.alignX = parseInt(this.options.alignX || '0'); this.alignY = parseInt(this.options.alignY || '0'); this.trackLength = this.maximumOffset() - this.minimumOffset(); this.handleLength = this.isVertical() ? this.handles[0].offsetHeight : this.handles[0].offsetWidth; this.active = false; this.dragging = false; this.disabled = false; if(this.options.disabled) this.setDisabled(); // Allowed values array this.allowedValues = this.options.values ? this.options.values.sortBy(Prototype.K) : false; if(this.allowedValues) { this.minimum = this.allowedValues.min(); this.maximum = this.allowedValues.max(); } this.eventMouseDown = this.startDrag.bindAsEventListener(this); this.eventMouseUp = this.endDrag.bindAsEventListener(this); this.eventMouseMove = this.update.bindAsEventListener(this); // Initialize handles in reverse (make sure first handle is active) this.handles.each( function(h,i) { i = slider.handles.length-1-i; slider.setValue(parseFloat( (slider.options.sliderValue instanceof Array ? slider.options.sliderValue[i] : slider.options.sliderValue) || slider.range.start), i); Element.makePositioned(h); // fix IE Event.observe(h, "mousedown", slider.eventMouseDown); }); Event.observe(this.track, "mousedown", this.eventMouseDown); Event.observe(document, "mouseup", this.eventMouseUp); Event.observe(document, "mousemove", this.eventMouseMove); this.initialized = true; }, dispose: function() { var slider = this; Event.stopObserving(this.track, "mousedown", this.eventMouseDown); Event.stopObserving(document, "mouseup", this.eventMouseUp); Event.stopObserving(document, "mousemove", this.eventMouseMove); this.handles.each( function(h) { Event.stopObserving(h, "mousedown", slider.eventMouseDown); }); }, setDisabled: function(){ this.disabled = true; }, setEnabled: function(){ this.disabled = false; }, getNearestValue: function(value){ if(this.allowedValues){ if(value >= this.allowedValues.max()) return(this.allowedValues.max()); if(value <= this.allowedValues.min()) return(this.allowedValues.min()); var offset = Math.abs(this.allowedValues[0] - value); var newValue = this.allowedValues[0]; this.allowedValues.each( function(v) { var currentOffset = Math.abs(v - value); if(currentOffset <= offset){ newValue = v; offset = currentOffset; } }); return newValue; } if(value > this.range.end) return this.range.end; if(value < this.range.start) return this.range.start; return value; }, setValue: function(sliderValue, handleIdx){ if(!this.active) { this.activeHandle = this.handles[handleIdx]; this.activeHandleIdx = handleIdx; this.updateStyles(); } handleIdx = handleIdx || this.activeHandleIdx || 0; if(this.initialized && this.restricted) { if((handleIdx>0) && (sliderValuethis.values[handleIdx+1])) sliderValue = this.values[handleIdx+1]; } sliderValue = this.getNearestValue(sliderValue); this.values[handleIdx] = sliderValue; this.value = this.values[0]; // assure backwards compat this.handles[handleIdx].style[this.isVertical() ? 'top' : 'left'] = this.translateToPx(sliderValue); this.drawSpans(); if(!this.dragging || !this.event) this.updateFinished(); }, setValueBy: function(delta, handleIdx) { this.setValue(this.values[handleIdx || this.activeHandleIdx || 0] + delta, handleIdx || this.activeHandleIdx || 0); }, translateToPx: function(value) { return Math.round( ((this.trackLength-this.handleLength)/(this.range.end-this.range.start)) * (value - this.range.start)) + "px"; }, translateToValue: function(offset) { return ((offset/(this.trackLength-this.handleLength) * (this.range.end-this.range.start)) + this.range.start); }, getRange: function(range) { var v = this.values.sortBy(Prototype.K); range = range || 0; return $R(v[range],v[range+1]); }, minimumOffset: function(){ return(this.isVertical() ? this.alignY : this.alignX); }, maximumOffset: function(){ return(this.isVertical() ? this.track.offsetHeight - this.alignY : this.track.offsetWidth - this.alignX); }, isVertical: function(){ return (this.axis == 'vertical'); }, drawSpans: function() { var slider = this; if(this.spans) $R(0, this.spans.length-1).each(function(r) { slider.setSpan(slider.spans[r], slider.getRange(r)) }); if(this.options.startSpan) this.setSpan(this.options.startSpan, $R(0, this.values.length>1 ? this.getRange(0).min() : this.value )); if(this.options.endSpan) this.setSpan(this.options.endSpan, $R(this.values.length>1 ? this.getRange(this.spans.length-1).max() : this.value, this.maximum)); }, setSpan: function(span, range) { if(this.isVertical()) { span.style.top = this.translateToPx(range.start); span.style.height = this.translateToPx(range.end - range.start); } else { span.style.left = this.translateToPx(range.start); span.style.width = this.translateToPx(range.end - range.start); } }, updateStyles: function() { this.handles.each( function(h){ Element.removeClassName(h, 'selected') }); Element.addClassName(this.activeHandle, 'selected'); }, startDrag: function(event) { if(Event.isLeftClick(event)) { if(!this.disabled){ this.active = true; var handle = Event.element(event); var pointer = [Event.pointerX(event), Event.pointerY(event)]; if(handle==this.track) { var offsets = Position.cumulativeOffset(this.track); this.event = event; this.setValue(this.translateToValue( (this.isVertical() ? pointer[1]-offsets[1] : pointer[0]-offsets[0])-(this.handleLength/2) )); var offsets = Position.cumulativeOffset(this.activeHandle); this.offsetX = (pointer[0] - offsets[0]); this.offsetY = (pointer[1] - offsets[1]); } else { // find the handle (prevents issues with Safari) while((this.handles.indexOf(handle) == -1) && handle.parentNode) handle = handle.parentNode; this.activeHandle = handle; this.activeHandleIdx = this.handles.indexOf(this.activeHandle); this.updateStyles(); var offsets = Position.cumulativeOffset(this.activeHandle); this.offsetX = (pointer[0] - offsets[0]); this.offsetY = (pointer[1] - offsets[1]); } } Event.stop(event); } }, update: function(event) { if(this.active) { if(!this.dragging) this.dragging = true; this.draw(event); // fix AppleWebKit rendering if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); Event.stop(event); } }, draw: function(event) { var pointer = [Event.pointerX(event), Event.pointerY(event)]; var offsets = Position.cumulativeOffset(this.track); pointer[0] -= this.offsetX + offsets[0]; pointer[1] -= this.offsetY + offsets[1]; this.event = event; this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] )); if(this.initialized && this.options.onSlide) this.options.onSlide(this.values.length>1 ? this.values : this.value, this); }, endDrag: function(event) { if(this.active && this.dragging) { this.finishDrag(event, true); Event.stop(event); } this.active = false; this.dragging = false; }, finishDrag: function(event, success) { this.active = false; this.dragging = false; this.updateFinished(); }, updateFinished: function() { if(this.initialized && this.options.onChange) this.options.onChange(this.values.length>1 ? this.values : this.value, this); this.event = null; } } /* moo.fx, simple effects library built with prototype.js (http://prototype.conio.net). by Valerio Proietti (http://mad4milk.net) MIT-style LICENSE. for more info (http://moofx.mad4milk.net). Sunday, March 05, 2006 v 1.2.3 */ var fx = new Object(); //base fx.Base = function(){}; fx.Base.prototype = { setOptions: function(options) { this.options = { duration: 500, onComplete: '', transition: fx.sinoidal } Object.extend(this.options, options || {}); }, step: function() { var time = (new Date).getTime(); if (time >= this.options.duration+this.startTime) { this.now = this.to; clearInterval (this.timer); this.timer = null; if (this.options.onComplete) setTimeout(this.options.onComplete.bind(this), 10); } else { var Tpos = (time - this.startTime) / (this.options.duration); this.now = this.options.transition(Tpos) * (this.to-this.from) + this.from; } this.increase(); }, custom: function(from, to) { if (this.timer != null) return; this.from = from; this.to = to; this.startTime = (new Date).getTime(); this.timer = setInterval (this.step.bind(this), 13); }, hide: function() { this.now = 0; this.increase(); }, clearTimer: function() { clearInterval(this.timer); this.timer = null; } } //stretchers fx.Layout = Class.create(); fx.Layout.prototype = Object.extend(new fx.Base(), { initialize: function(el, options) { this.el = $(el); this.el.style.overflow = "hidden"; this.iniWidth = this.el.offsetWidth; this.iniHeight = this.el.offsetHeight; this.setOptions(options); } }); fx.Height = Class.create(); Object.extend(Object.extend(fx.Height.prototype, fx.Layout.prototype), { increase: function() { this.el.style.height = this.now + "px"; }, toggle: function() { if (this.el.offsetHeight > 0) this.custom(this.el.offsetHeight, 0); else this.custom(0, this.el.scrollHeight); } }); fx.Width = Class.create(); Object.extend(Object.extend(fx.Width.prototype, fx.Layout.prototype), { increase: function() { this.el.style.width = this.now + "px"; }, toggle: function(){ if (this.el.offsetWidth > 0) this.custom(this.el.offsetWidth, 0); else this.custom(0, this.iniWidth); } }); //fader fx.Opacity = Class.create(); fx.Opacity.prototype = Object.extend(new fx.Base(), { initialize: function(el, options) { this.el = $(el); this.now = 1; this.increase(); this.setOptions(options); }, increase: function() { if (this.now == 1 && (/Firefox/.test(navigator.userAgent))) this.now = 0.9999; this.setOpacity(this.now); }, setOpacity: function(opacity) { if (opacity == 0 && this.el.style.visibility != "hidden") this.el.style.visibility = "hidden"; else if (this.el.style.visibility != "visible") this.el.style.visibility = "visible"; if (window.ActiveXObject) this.el.style.filter = "alpha(opacity=" + opacity*100 + ")"; this.el.style.opacity = opacity; }, toggle: function() { if (this.now > 0) this.custom(1, 0); else this.custom(0, 1); } }); //transitions fx.sinoidal = function(pos){ return ((-Math.cos(pos*Math.PI)/2) + 0.5); //this transition is from script.aculo.us } fx.linear = function(pos){ return pos; } fx.cubic = function(pos){ return Math.pow(pos, 3); } fx.circ = function(pos){ return Math.sqrt(pos); } /* moo.fx pack, effects extensions for moo.fx. by Valerio Proietti (http://mad4milk.net) MIT-style LICENSE for more info visit (http://moofx.mad4milk.net). Tuesday, March 07, 2006 v 1.2.3 */ //smooth scroll fx.Scroll = Class.create(); fx.Scroll.prototype = Object.extend(new fx.Base(), { initialize: function(options) { this.setOptions(options); }, scrollTo: function(el){ var dest = Position.cumulativeOffset($(el))[1]; var client = window.innerHeight || document.documentElement.clientHeight; var full = document.documentElement.scrollHeight; var top = window.pageYOffset || document.body.scrollTop || document.documentElement.scrollTop; if (dest+client > full) this.custom(top, dest - client + (full-dest)); else this.custom(top, dest); }, increase: function(){ window.scrollTo(0, this.now); } }); //text size modify, now works with pixels too. fx.Text = Class.create(); fx.Text.prototype = Object.extend(new fx.Base(), { initialize: function(el, options) { this.el = $(el); this.setOptions(options); if (!this.options.unit) this.options.unit = "em"; }, increase: function() { this.el.style.fontSize = this.now + this.options.unit; } }); //composition effect: widht/height/opacity fx.Combo = Class.create(); fx.Combo.prototype = { setOptions: function(options) { this.options = { opacity: true, height: true, width: false } Object.extend(this.options, options || {}); }, initialize: function(el, options) { this.el = $(el); this.setOptions(options); if (this.options.opacity) { this.o = new fx.Opacity(el, options); options.onComplete = null; } if (this.options.height) { this.h = new fx.Height(el, options); options.onComplete = null; } if (this.options.width) this.w = new fx.Width(el, options); }, toggle: function() { this.checkExec('toggle'); }, hide: function(){ this.checkExec('hide'); }, clearTimer: function(){ this.checkExec('clearTimer'); }, checkExec: function(func){ if (this.o) this.o[func](); if (this.h) this.h[func](); if (this.w) this.w[func](); }, //only if width+height resizeTo: function(hto, wto) { if (this.h && this.w) { this.h.custom(this.el.offsetHeight, this.el.offsetHeight + hto); this.w.custom(this.el.offsetWidth, this.el.offsetWidth + wto); } }, customSize: function(hto, wto) { if (this.h && this.w) { this.h.custom(this.el.offsetHeight, hto); this.w.custom(this.el.offsetWidth, wto); } } } fx.Accordion = Class.create(); fx.Accordion.prototype = { setOptions: function(options) { this.options = { delay: 100, opacity: false } Object.extend(this.options, options || {}); }, initialize: function(togglers, elements, options) { this.elements = elements; this.setOptions(options); var options = options || ''; elements.each(function(el, i){ options.onComplete = function(){ if (el.offsetHeight > 0) el.style.height = '1%'; } el.fx = new fx.Combo(el, options); el.fx.hide(); }); togglers.each(function(tog, i){ tog.onclick = function(){ this.showThisHideOpen(elements[i]); }.bind(this); }.bind(this)); }, showThisHideOpen: function(toShow){ this.elements.each(function(el, i){ if (el.offsetHeight > 0 /* Tweak 04/21/2006 JCT --> && el != toShow */) this.clearAndToggle(el); }.bind(this)); if (toShow.offsetHeight == 0) setTimeout(function(){this.clearAndToggle(toShow);}.bind(this), this.options.delay); }, clearAndToggle: function(el){ el.fx.clearTimer(); el.fx.toggle(); } } var Remember = new Object(); Remember = function(){}; Remember.prototype = { initialize: function(el, options){ this.el = $(el); this.days = 365; this.options = options; this.effect(); var cookie = this.readCookie(); if (cookie) { this.fx.now = cookie; this.fx.increase(); } }, //cookie functions based on code by Peter-Paul Koch setCookie: function(value) { var date = new Date(); date.setTime(date.getTime()+(this.days*24*60*60*1000)); var expires = "; expires="+date.toGMTString(); document.cookie = this.el+this.el.id+this.prefix+"="+value+expires+"; path=/"; }, readCookie: function() { var nameEQ = this.el+this.el.id+this.prefix + "="; var ca = document.cookie.split(';'); for(var i=0;c=ca[i];i++) { while (c.charAt(0)==' ') c = c.substring(1,c.length); if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length); } return false; }, custom: function(from, to){ if (this.fx.now != to) { this.setCookie(to); this.fx.custom(from, to); } } } fx.RememberHeight = Class.create(); fx.RememberHeight.prototype = Object.extend(new Remember(), { effect: function(){ this.fx = new fx.Height(this.el, this.options); this.prefix = 'height'; }, toggle: function(){ if (this.el.offsetHeight == 0) this.setCookie(this.el.scrollHeight); else this.setCookie(0); this.fx.toggle(); }, resize: function(to){ this.setCookie(this.el.offsetHeight+to); this.fx.custom(this.el.offsetHeight,this.el.offsetHeight+to); }, hide: function(){ if (!this.readCookie()) { this.fx.hide(); } } }); fx.RememberText = Class.create(); fx.RememberText.prototype = Object.extend(new Remember(), { effect: function(){ this.fx = new fx.Text(this.el, this.options); this.prefix = 'text'; } }); //useful for-replacement if (!Array.prototype.each) { Array.prototype.each = function(func) { for(var i=0;ob=this[i];i++) func(ob, i); } } //Easing Equations (c) 2003 Robert Penner, all rights reserved. //This work is subject to the terms in http://www.robertpenner.com/easing_terms_of_use.html. //expo fx.expoIn = function(pos){ return Math.pow(2, 10 * (pos - 1)); } fx.expoOut = function(pos){ return (-Math.pow(2, -10 * pos) + 1); } //quad fx.quadIn = function(pos){ return Math.pow(pos, 2); } fx.quadOut = function(pos){ return -(pos)*(pos-2); } //circ fx.circOut = function(pos){ return Math.sqrt(1 - Math.pow(pos-1,2)); } fx.circIn = function(pos){ return -(Math.sqrt(1 - Math.pow(pos, 2)) - 1); } //back fx.backIn = function(pos){ return (pos)*pos*((2.7)*pos - 1.7); } fx.backOut = function(pos){ return ((pos-1)*(pos-1)*((2.7)*(pos-1) + 1.7) + 1); } //sine fx.sineOut = function(pos){ return Math.sin(pos * (Math.PI/2)); } fx.sineIn = function(pos){ return -Math.cos(pos * (Math.PI/2)) + 1; } fx.sineInOut = function(pos){ return -(Math.cos(Math.PI*pos) - 1)/2; } function initWidgets() { // auto-build divs with class="Widget" // note: div.innerHTML does not handle Flash correctly in IE. For widgets containing Flash, use class="flashWidget" and code the title and close link inline var widgetDivs = document.getElementsByClassName('Widget'); for (var i=0; i'; var closeDiv = "

    Close
    "; div.style.display = 'block'; div.style.display = 'none'; div.innerHTML = widgetTitle + widgetContent + closeDiv; } } function initWidgets_quiz() { // auto-build divs with class="Widget" // note: this is to handle the widgets in the q407 quiz. var widgetDivs_quiz = document.getElementsByClassName('Widget_Quiz'); for (var i=0; i'; var closeDiv = "
    "; div.style.display = 'block'; div.style.display = 'none'; div.innerHTML = widgetTitle + widgetContent + closeDiv; } } function toggleWidget(id, callback) { if ($(id).style.display == 'none') { revealWidget(id, callback); } else { hideWidget(id, callback); } } function revealWidget(id, callback) { var el = $(id); if (el.inprogress) return; el.inprogress = true; var opacity = new fx.Opacity(id, {duration: 1000}); opacity.hide(); opacity.toggle(); new Effect.BlindDown(el, {afterFinish: function() { el.inprogress = false; opacity.setOpacity(1); // hack for strange Mac/Firefox/Flash problem if (callback && callback.call) callback.call(); }}); } function hideWidget(id, callback) { var el = $(id); if (el.inprogress) return; el.inprogress = true; var opacity = new fx.Opacity(id, {duration: 1200}); opacity.toggle(); new Effect.BlindUp($(id), {afterFinish: function() { el.inprogress = false; if (callback && callback.call) callback.call(); }}); } function hideBottomWidget(outerDiv, innerDiv, wrapperDiv) { hideWidget(outerDiv); } function showSurvey(outerDiv, innerDiv, surveyDiv) { revealWidget(outerDiv); } // scroll internal links smoothly fx.Scroll = Class.create(); fx.Scroll.prototype = Object.extend(new fx.Base(), { initialize: function(options) { this.setOptions(options); }, scrollTo: function(el){ var desty = Position.cumulativeOffset($(el)); var dest = desty[1]; var client = window.innerHeight || document.documentElement.clientHeight; var full = document.documentElement.scrollHeight; var top = window.pageYOffset || document.body.scrollTop || document.documentElement.scrollTop; if (dest+client > full) this.custom(top, dest - client + (full-dest)); else this.custom(top, dest); }, increase: function(){ window.scrollTo(0, this.now); } }); /* var ScrollLinks = { currentHash: false, start: function(){ this.scroll = new fx.Scroll({duration: 800, onComplete: function(){ScrollLinks.end();}}); this.allinks = document.getElementsByTagName('a'); for (i=0; i