var Prototype = {Version: '1.5.0_rc1',ScriptFragment: '(?:<script.*?>)((\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 (var property in source) {destination[property] = source[property];}
return destination;}
Object.extend(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;}},keys: function(object) {var keys = [];for (var property in object)
keys.push(property);return keys;},values: function(object) {var values = [];for (var property in object)
values.push(object[property]);return values;},clone: function(object) {return Object.extend({}, object);}});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, args = $A(arguments), object = args.shift();return function(event) {return __method.apply(object, [( event || window.event)].concat(args).concat($A(arguments)));}}
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) {$R(0, this, true).each(iterator);return this;}});var Try = {these: function() {var returnValue;for (var i = 0; i < arguments.length; i++) {var lambda = arguments[i];try {returnValue = lambda();break;} catch (e) {}}
return returnValue;}}
var PeriodicalExecuter = Class.create();PeriodicalExecuter.prototype = {initialize: function(callback, frequency) {this.callback = callback;this.frequency = frequency;this.currentlyExecuting = false;this.registerCallback();},registerCallback: function() {this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);},stop: function() {if (!this.timer) return;clearInterval(this.timer);this.timer = null;},onTimerEvent: function() {if (!this.currentlyExecuting) {try {this.currentlyExecuting = true;this.callback(this);} finally {this.currentlyExecuting = false;}}}}
Object.extend(String.prototype, {gsub: function(pattern, replacement) {var result = '', source = this, match;replacement = arguments.callee.prepareReplacement(replacement);while (source.length > 0) {if (match = source.match(pattern)) {result += source.slice(0, match.index);result += (replacement(match) || '').toString();source = source.slice(match.index + match[0].length);} else {result += source, source = '';}}
return result;},sub: function(pattern, replacement, count) {replacement = this.gsub.prepareReplacement(replacement);count = count === undefined ? 1 : count;return this.gsub(pattern, function(match) {if (--count < 0) return match[0];return replacement(match);});},scan: function(pattern, iterator) {this.gsub(pattern, iterator);return this;},truncate: function(length, truncation) {length = length || 30;truncation = truncation === undefined ? '...' : truncation;return this.length > length ?
this.slice(0, length - truncation.length) + truncation : this;},strip: function() {return this.replace(/^\s+/, '').replace(/\s+$/, '');},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(function(script) { return eval(script) });},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('=');var value = pair[1] ? decodeURIComponent(pair[1]) : undefined;params[decodeURIComponent(pair[0])] = value;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(useDoubleQuotes) {var escapedString = this.replace(/\\/g, '\\\\');if (useDoubleQuotes)
return '"' + escapedString.replace(/"/g, '\\"') + '"';else
return "'" + escapedString.replace(/'/g, '\\\'') + "'";}});String.prototype.gsub.prepareReplacement = function(replacement) {if (typeof replacement=='function') return replacement;var template = new Template(replacement);return function(match) { return template.evaluate(match) };}
String.prototype.parseQuery = String.prototype.toQueryParams;var Template = Class.create();Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;Template.prototype = {initialize: function(template, pattern) {this.template = template.toString();this.pattern = pattern || Template.Pattern;},evaluate: function(object) {return this.template.gsub(this.pattern, function(match) {var before = match[1];if (before=='\\') return match[2];return before + (object[match[3]] || '').toString();});}}
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 = false;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 (result==undefined || value >= result)
result = value;});return result;},min: function(iterator) {var result;this.each(function(value, index) {value = (iterator || Prototype.K)(value, index);if (result==undefined || value < result)
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) {return iterator(collections.pluck(index));});},inspect: function() {return '#<Enumerable:' + this.toArray().inspect() + '>';}}
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);if (!Array.prototype._reverse)
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 && 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();},reduce: function() {return this.length > 1 ? this : this[0];},uniq: function() {return this.inject([], function(array, value) {return array.include(value) ? array : array.concat([value]);});},inspect: function() {return '[' + this.map(Object.inspect).join(', ') + ']';}});var Hash = {_each: function(iterator) {for (var 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 '#<Hash:{' + this.map(function(pair) {return pair.map(Object.inspect).join(': ');}).join(', ') + '}>';}}
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;while (this.include(value)) {iterator(value);value = value.succ();}},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 XMLHttpRequest()},function() {return new ActiveXObject('Msxml2.XMLHTTP')},function() {return new ActiveXObject('Microsoft.XMLHTTP')}
) || 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,contentType: 'application/x-www-form-urlencoded',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 += '&_=';if (this.options.method != 'get' && this.options.method != 'post') {parameters += (parameters.length > 0 ? '&' : '') + '_method=' + this.options.method;this.options.method = 'post';}
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)
setTimeout(function() { this.respondToReadyState(1) }.bind(this), 10);this.transport.onreadystatechange = this.onStateChange.bind(this);this.setRequestHeaders();var body = this.options.postBody ? this.options.postBody : parameters;this.transport.send(this.options.method=='post' ? body : null);if (!this.options.asynchronous && this.transport.overrideMimeType)
this.onStateChange();} catch (e) {this.dispatchException(e);}},setRequestHeaders: function() {var requestHeaders =
['X-Requested-With', 'XMLHttpRequest','X-Prototype-Version', Prototype.Version,'Accept', 'text/javascript, text/html, application/xml, text/xml, */*'];if (this.options.method=='post') {requestHeaders.push('Content-type', this.options.contentType);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);}
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.options.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);}});function $() {var results = [], element;for (var i = 0; i < arguments.length; i++) {element = arguments[i];if (typeof element=='string')
element = document.getElementById(element);results.push(Element.extend(element));}
return results.reduce();}
document.getElementsByClassName = function(className, parentElement) {var children = ($(parentElement) || document.body).getElementsByTagName('*');return $A(children).inject([], function(elements, child) {if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
elements.push(Element.extend(child));return elements;});}
if (!window.Element)
var Element = new Object();Element.extend = function(element) {if (!element) return;if (_nativeExtensions || element.nodeType==3) return element;if (!element._extended && element.tagName && element != window) {var methods = Object.clone(Element.Methods), cache = Element.extend.cache;if (element.tagName=='FORM')
Object.extend(methods, Form.Methods);if (['INPUT', 'TEXTAREA', 'SELECT'].include(element.tagName))
Object.extend(methods, Form.Element.Methods);for (var property in methods) {var value = methods[property];if (typeof value=='function')
element[property] = cache.findOrStore(value);}}
element._extended = true;return element;}
Element.extend.cache = {findOrStore: function(value) {return this[value] = this[value] || function() {return value.apply(null, [this].concat($A(arguments)));}}}
Element.Methods = {visible: function(element) {return $(element).style.display != 'none';},toggle: function(element) {element = $(element);Element[Element.visible(element) ? 'hide' : 'show'](element);return element;},hide: function(element) {$(element).style.display = 'none';return element;},show: function(element) {$(element).style.display = '';return element;},remove: function(element) {element = $(element);element.parentNode.removeChild(element);return element;},update: function(element, html) {$(element).innerHTML = html.stripScripts();setTimeout(function() {html.evalScripts()}, 10);return element;},replace: function(element, html) {element = $(element);if (element.outerHTML) {element.outerHTML = html.stripScripts();} else {var range = element.ownerDocument.createRange();range.selectNodeContents(element);element.parentNode.replaceChild(
range.createContextualFragment(html.stripScripts()), element);}
setTimeout(function() {html.evalScripts()}, 10);return element;},inspect: function(element) {element = $(element);var result = '<' + element.tagName.toLowerCase();$H({'id': 'id', 'className': 'class'}).each(function(pair) {var property = pair.first(), attribute = pair.last();var value = (element[property] || '').toString();if (value) result += ' ' + attribute + '=' + value.inspect(true);});return result + '>';},recursivelyCollect: function(element, property) {element = $(element);var elements = [];while (element = element[property])
if (element.nodeType==1)
elements.push(Element.extend(element));return elements;},ancestors: function(element) {return $(element).recursivelyCollect('parentNode');},descendants: function(element) {element = $(element);return $A(element.getElementsByTagName('*'));},previousSiblings: function(element) {return $(element).recursivelyCollect('previousSibling');},nextSiblings: function(element) {return $(element).recursivelyCollect('nextSibling');},siblings: function(element) {element = $(element);return element.previousSiblings().reverse().concat(element.nextSiblings());},match: function(element, selector) {element = $(element);if (typeof selector=='string')
selector = new Selector(selector);return selector.match(element);},up: function(element, expression, index) {return Selector.findElement($(element).ancestors(), expression, index);},down: function(element, expression, index) {return Selector.findElement($(element).descendants(), expression, index);},previous: function(element, expression, index) {return Selector.findElement($(element).previousSiblings(), expression, index);},next: function(element, expression, index) {return Selector.findElement($(element).nextSiblings(), expression, index);},getElementsBySelector: function() {var args = $A(arguments), element = $(args.shift());return Selector.findChildElements(element, args);},getElementsByClassName: function(element, className) {element = $(element);return document.getElementsByClassName(className, element);},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;Element.classNames(element).add(className);return element;},removeClassName: function(element, className) {if (!(element = $(element))) return;Element.classNames(element).remove(className);return element;},observe: function() {Event.observe.apply(Event, arguments);return $A(arguments).first();},stopObserving: function() {Event.stopObserving.apply(Event, arguments);return $A(arguments).first();},cleanWhitespace: function(element) {element = $(element);var node = element.firstChild;while (node) {var nextNode = node.nextSibling;if (node.nodeType==3 && !/\S/.test(node.nodeValue))
element.removeChild(node);node = nextNode;}
return element;},empty: function(element) {return $(element).innerHTML.match(/^\s*$/);},childOf: function(element, ancestor) {element = $(element), ancestor = $(ancestor);while (element = element.parentNode)
if (element==ancestor) return true;return false;},scrollTo: function(element) {element = $(element);var x = element.x ? element.x : element.offsetLeft,y = element.y ? element.y : element.offsetTop;window.scrollTo(x, y);return element;},getStyle: function(element, style) {element = $(element);var value = element.style[style.camelize()];if (!value) {if (document.defaultView && document.defaultView.getComputedStyle) {var css = document.defaultView.getComputedStyle(element, null);value = css ? css.getPropertyValue(style) : null;} else if (element.currentStyle) {value = element.currentStyle[style.camelize()];}}
if (window.opera && ['left', 'top', 'right', 'bottom'].include(style))
if (Element.getStyle(element, 'position')=='static') value = 'auto';return value=='auto' ? null : value;},setStyle: function(element, style) {element = $(element);for (var name in style)
element.style[name.camelize()] = style[name];return element;},getDimensions: function(element) {element = $(element);if (Element.getStyle(element, 'display') != 'none')
return {width: element.offsetWidth, height: element.offsetHeight};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';if (window.opera) {element.style.top = 0;element.style.left = 0;}}
return element;},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 = '';}
return element;},makeClipping: function(element) {element = $(element);if (element._overflow) return;element._overflow = element.style.overflow || 'auto';if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden')
element.style.overflow = 'hidden';return element;},undoClipping: function(element) {element = $(element);if (!element._overflow) return;element.style.overflow = element._overflow=='auto' ? '' : element._overflow;element._overflow = null;return element;}}
if(document.all){Element.Methods.update = function(element, html) {element = $(element);var tagName = element.tagName.toUpperCase();if (['THEAD','TBODY','TR','TD'].indexOf(tagName) > -1) {var div = document.createElement('div');switch (tagName) {case 'THEAD':
case 'TBODY':
div.innerHTML = '<table><tbody>' + html.stripScripts() + '</tbody></table>';depth = 2;break;case 'TR':
div.innerHTML = '<table><tbody><tr>' + html.stripScripts() + '</tr></tbody></table>';depth = 3;break;case 'TD':
div.innerHTML = '<table><tbody><tr><td>' + html.stripScripts() + '</td></tr></tbody></table>';depth = 4;}
$A(element.childNodes).each(function(node){element.removeChild(node)});depth.times(function(){ div = div.firstChild });$A(div.childNodes).each(
function(node){ element.appendChild(node) });} else {element.innerHTML = html.stripScripts();}
setTimeout(function() {html.evalScripts()}, 10);return element;}}
Object.extend(Element, Element.Methods);var _nativeExtensions = false;if (!window.HTMLElement && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) {['', 'Form', 'Input', 'TextArea', 'Select'].each(function(tag) {var klass = window['HTML' + tag + 'Element'] = {};klass.prototype = document.createElement(tag ? tag.toLowerCase() : 'div').__proto__;});}
Element.addMethods = function(methods) {Object.extend(Element.Methods, methods || {});function copy(methods, destination) {var cache = Element.extend.cache;for (var property in methods) {var value = methods[property];destination[property] = cache.findOrStore(value);}}
if (typeof HTMLElement != 'undefined') {copy(Element.Methods, HTMLElement.prototype);copy(Form.Methods, HTMLFormElement.prototype);[HTMLInputElement, HTMLTextAreaElement, HTMLSelectElement].each(function(klass) {copy(Form.Element.Methods, klass.prototype);});_nativeExtensions = true;}}
var Toggle = new Object();Toggle.display = Element.toggle;Abstract.Insertion = function(adjacency) {this.adjacency = adjacency;}
Abstract.Insertion.prototype = {initialize: function(element, content) {this.element = $(element);this.content = content.stripScripts();if (this.adjacency && this.element.insertAdjacentHTML) {try {this.element.insertAdjacentHTML(this.adjacency, this.content);} catch (e) {var tagName = this.element.tagName.toLowerCase();if (tagName=='tbody' || tagName=='tr') {this.insertContent(this.contentFromAnonymousTable());} else {throw e;}}} else {this.range = this.element.ownerDocument.createRange();if (this.initializeRange) this.initializeRange();this.insertContent([this.range.createContextualFragment(this.content)]);}
setTimeout(function() {content.evalScripts()}, 10);},contentFromAnonymousTable: function() {var div = document.createElement('div');div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';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 Selector = Class.create();Selector.prototype = {initialize: function(expression) {this.params = {classNames: []};this.expression = expression.toString().strip();this.parseExpression();this.compileMatcher();},parseExpression: function() {function abort(message) { throw 'Parse error in selector: ' + message; }
if (this.expression=='') abort('empty expression');var params = this.params, expr = this.expression, match, modifier, clause, rest;while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) {params.attributes = params.attributes || [];params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''});expr = match[1];}
if (expr=='*') return this.params.wildcard = true;while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) {modifier = match[1], clause = match[2], rest = match[3];switch (modifier) {case '#': params.id = clause; break;case '.': params.classNames.push(clause); break;case '':
case undefined: params.tagName = clause.toUpperCase(); break;default: abort(expr.inspect());}
expr = rest;}
if (expr.length > 0) abort(expr.inspect());},buildMatchExpression: function() {var params = this.params, conditions = [], clause;if (params.wildcard)
conditions.push('true');if (clause = params.id)
conditions.push('element.id==' + clause.inspect());if (clause = params.tagName)
conditions.push('element.tagName.toUpperCase()==' + clause.inspect());if ((clause = params.classNames).length > 0)
for (var i = 0; i < clause.length; i++)
conditions.push('Element.hasClassName(element, ' + clause[i].inspect() + ')');if (clause = params.attributes) {clause.each(function(attribute) {var value = 'element.getAttribute(' + attribute.name.inspect() + ')';var splitValueBy = function(delimiter) {return value + ' && ' + value + '.split(' + delimiter.inspect() + ')';}
switch (attribute.operator) {case '=': conditions.push(value + '==' + attribute.value.inspect()); break;case '~=': conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break;case '|=': conditions.push(
splitValueBy('-') + '.first().toUpperCase()==' + attribute.value.toUpperCase().inspect()
); break;case '!=': conditions.push(value + ' != ' + attribute.value.inspect()); break;case '':
case undefined: conditions.push(value + ' != null'); break;default: throw 'Unknown operator ' + attribute.operator + ' in selector';}});}
return conditions.join(' && ');},compileMatcher: function() {this.match = new Function('element', 'if (!element.tagName) return false; \
return ' + this.buildMatchExpression());},findElements: function(scope) {var element;if (element = $(this.params.id))
if (this.match(element))
if (!scope || Element.childOf(element, scope))
return [element];scope = (scope || document).getElementsByTagName(this.params.tagName || '*');var results = [];for (var i = 0; i < scope.length; i++)
if (this.match(element = scope[i]))
results.push(Element.extend(element));return results;},toString: function() {return this.expression;}}
Object.extend(Selector, {matchElements: function(elements, expression) {var selector = new Selector(expression);return elements.select(selector.match.bind(selector));},findElement: function(elements, expression, index) {if (typeof expression=='number') index = expression, expression = false;return Selector.matchElements(elements, expression || '*')[index || 0];},findChildElements: function(element, expressions) {return expressions.map(function(expression) {return expression.strip().split(/\s+/).inject([null], function(results, expr) {var selector = new Selector(expr);return results.inject([], function(elements, result) {return elements.concat(selector.findElements(result || element));});});}).flatten();}});function $$() {return Selector.findChildElements(document, $A(arguments));}
var Form = {reset: function(form) {$(form).reset();return form;}};Form.Methods = {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 (var 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) {form = $(form);var elements = Form.getElements(form);for (var i = 0; i < elements.length; i++) {var element = elements[i];element.blur();element.disabled = 'true';}
return form;},enable: function(form) {form = $(form);var elements = Form.getElements(form);for (var i = 0; i < elements.length; i++) {var element = elements[i];element.disabled = '';}
return form;},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) {form = $(form);Field.activate(Form.findFirstElement(form));return form;}}
Object.extend(Form, Form.Methods);Form.Element = {focus: function(element) {$(element).focus();return element;},select: function(element) {$(element).select();return element;}}
Form.Element.Methods = {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 = $(element);var method = element.tagName.toLowerCase();var parameter = Form.Element.Serializers[method](element);
if (parameter)
return parameter[1];},clear: function(element) {$(element).value = '';return element;},present: function(element) {return $(element).value != '';},activate: function(element) {element = $(element);element.focus();if (element.select)
element.select();return element;},disable: function(element) {element = $(element);element.disabled = '';return element;},enable: function(element) {element = $(element);element.blur();element.disabled = 'true';return element;}}
Object.extend(Form.Element, Form.Element.Methods);var Field = Form.Element;Form.Element.Serializers = {input: function(element) {switch (element.type.toLowerCase()) {case 'checkbox':
case 'radio':
return Form.Element.Serializers.inputSelector(element);default:
return Form.Element.Serializers.textarea(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 || opt.text;}
return [element.name, value];},selectMany: function(element) {var value = [];for (var i = 0; i < element.length; i++) {var opt = element.options[i];if (opt.selected)
value.push(opt.value || opt.text);}
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;default:
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: 8,KEY_RIGHT:39,KEY_DOWN:40,KEY_DELETE:46,KEY_HOME:36,KEY_END:35,KEY_PAGEUP:33,KEY_PAGEDOWN:34,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;}},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) {element = $(element);useCapture = useCapture || false;if (name=='keypress' &&
(navigator.appVersion.match(/Konqueror|Safari|KHTML/)
|| element.attachEvent))
name = 'keydown';Event._observeAndCache(element, name, observer, useCapture);},stopObserving: function(element, name, observer, useCapture) {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) {try {element.detachEvent('on' + name, observer);} catch (e) {}}}});if (navigator.appVersion.match(/\bMSIE\b/))
Event.observe(window, 'unload', Event.unloadCache, false);var Position = {includeScrollOffsets: false,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;},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);},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;},page: function(forElement) {var valueT = 0, valueL = 0;var element = forElement;do {valueT += element.offsetTop || 0;valueL += element.offsetLeft || 0;if (element.offsetParent==document.body)
if (Element.getStyle(element,'position')=='absolute') break;} while (element = element.offsetParent);element = forElement;do {if (!window.opera || element.tagName=='BODY') {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] || {})
source = $(source);var p = Position.page(source);target = $(target);var delta = [0, 0];var parent = null;if (Element.getStyle(target,'position')=='absolute') {parent = Position.offsetParent(target);delta = Position.page(parent);}
if (parent==document.body) {delta[0] -= document.body.offsetLeft;delta[1] -= document.body.offsetTop;}
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;}}
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];}}Element.addMethods();