var Prototype = { Version: '1.3.1', emptyFunction: function() {}
}
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.prototype.extend = function(object) { return Object.extend.apply(this, [this, object]);}
Function.prototype.bind = function(object) { var __method = this; return function() { __method.apply(object, arguments);}
}
Function.prototype.bindAsEventListener = function(object) { var __method = this; return function(event) { __method.call(object, event || window.event);}
}
Number.prototype.toColorPart = function() { var digits = this.toString(16); if (this < 16) return '0' + digits; return digits;}
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;}
if (!Array.prototype.push) { Array.prototype.push = function() { var startLength = this.length; for (var i = 0; i < arguments.length; i++)
this[startLength + i] = arguments[i]; return this.length;}
}
if (!Function.prototype.apply) { Function.prototype.apply = function(object, parameters) { var parameterStrings = new Array(); if (!object) object = window; if (!parameters) parameters = new Array(); for (var i = 0; i < parameters.length; i++)
parameterStrings[i] = 'parameters[' + i + ']'; object.__apply__ = this; var result = eval('object.__apply__(' + parameterStrings.join(', ') + ')'); object.__apply__ = null; return result;}
}
String.prototype.extend({ stripTags: function() { return this.replace(/<\/?[^>]+>/gi, '');}, 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].nodeValue;}
}); var Ajax = { getTransport: function() { return Try.these( function() {return new ActiveXObject('Msxml2.XMLHTTP')}, function() {return new ActiveXObject('Microsoft.XMLHTTP')}, function() {return new XMLHttpRequest()} ) || false;}
}
Ajax.Base = function() {}; Ajax.Base.prototype = { setOptions: function(options) { this.options = { method: 'post', asynchronous: true, parameters: ''
}.extend(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 = (new Ajax.Base()).extend({ 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 { if (this.options.method == 'get')
url += '?' + parameters; this.transport.open(this.options.method, 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) { }
}, 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'); 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);}, respondToReadyState: function(readyState) { var event = Ajax.Request.Events[readyState]; if (event == 'Complete')
(this.options['on' + this.transport.status] || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')] || Prototype.emptyFunction)(this.transport); (this.options['on' + event] || Prototype.emptyFunction)(this.transport); if (event == 'Complete')
this.transport.onreadystatechange = Prototype.emptyFunction;}
}); Ajax.Updater = Class.create(); Ajax.Updater.ScriptFragment = '(?:<script.*?>)((\n|.)*?)(?:<\/script>)'; Ajax.Updater.prototype.extend(Ajax.Request.prototype).extend({ 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() { this.updateContent(); onComplete(this.transport);}).bind(this); this.request(url);}, updateContent: function() { var receiver = this.responseIsSuccess() ?
this.containers.success : this.containers.failure; var match = new RegExp(Ajax.Updater.ScriptFragment, 'img'); var response = this.transport.responseText.replace(match, ''); var scripts = this.transport.responseText.match(match); if (receiver) { if (this.options.insertion) { new this.options.insertion(receiver, response);} else { receiver.innerHTML = response;}
}
if (this.responseIsSuccess()) { if (this.onComplete)
setTimeout((function() {this.onComplete( this.transport)}).bind(this), 10);}
if (this.options.evalScripts && scripts) { match = new RegExp(Ajax.Updater.ScriptFragment, 'im'); setTimeout((function() { for (var i = 0; i < scripts.length; i++)
eval(scripts[i].match(match)[1]);}).bind(this), 10);}
}
}); Ajax.PeriodicalUpdater = Class.create(); Ajax.PeriodicalUpdater.prototype = (new Ajax.Base()).extend({ initialize: function(container, url, options) { this.setOptions(options); this.onComplete = this.options.onComplete; this.frequency = (this.options.frequency || 2); this.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 || Ajax.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) { var children = document.getElementsByTagName('*') || document.all; var elements = new Array(); for (var i = 0; i < children.length; i++) { var child = children[i]; var classNames = child.className.split(' '); for (var j = 0; j < classNames.length; j++) { if (classNames[j] == className) { elements.push(child); break;}
}
}
return elements;}
if (!window.Element) { var Element = new Object();}
Object.extend(Element, { toggle: function() { for (var i = 0; i < arguments.length; i++) { var element = $(arguments[i]); element.style.display = (element.style.display == 'none' ? '' : 'none');}
}, 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);}, getHeight: function(element) { element = $(element); return element.offsetHeight;}, hasClassName: function(element, className) { element = $(element); if (!element)
return; var a = element.className.split(' '); for (var i = 0; i < a.length; i++) { if (a[i] == className)
return true;}
return false;}, addClassName: function(element, className) { element = $(element); Element.removeClassName(element, className); element.className += ' ' + className;}, removeClassName: function(element, className) { element = $(element); if (!element)
return; var newClassName = ''; var a = element.className.split(' '); for (var i = 0; i < a.length; i++) { if (a[i] != className) { if (i > 0)
newClassName += ' '; newClassName += a[i];}
}
element.className = newClassName;}, cleanWhitespace: function(element) { var 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);}
}
}); 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; if (this.adjacency && this.element.insertAdjacentHTML) { this.element.insertAdjacentHTML(this.adjacency, this.content);} else { this.range = this.element.ownerDocument.createRange(); if (this.initializeRange) this.initializeRange(); this.fragment = this.range.createContextualFragment(this.content); this.insertContent();}
}
}
var Insertion = new Object(); Insertion.Before = Class.create(); Insertion.Before.prototype = (new Abstract.Insertion('beforeBegin')).extend({ initializeRange: function() { this.range.setStartBefore(this.element);}, insertContent: function() { this.element.parentNode.insertBefore(this.fragment, this.element);}
}); Insertion.Top = Class.create(); Insertion.Top.prototype = (new Abstract.Insertion('afterBegin')).extend({ initializeRange: function() { this.range.selectNodeContents(this.element); this.range.collapse(true);}, insertContent: function() { this.element.insertBefore(this.fragment, this.element.firstChild);}
}); Insertion.Bottom = Class.create(); Insertion.Bottom.prototype = (new Abstract.Insertion('beforeEnd')).extend({ initializeRange: function() { this.range.selectNodeContents(this.element); this.range.collapse(this.element);}, insertContent: function() { this.element.appendChild(this.fragment);}
}); Insertion.After = Class.create(); Insertion.After.prototype = (new Abstract.Insertion('afterEnd')).extend({ initializeRange: function() { this.range.setStartAfter(this.element);}, insertContent: function() { this.element.parentNode.insertBefore(this.fragment, this.element.nextSibling);}
}); 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).focus(); $(element).select();}
}
var Form = { serialize: function(form) { var elements = Form.getElements($(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) { var 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) { var 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 = '';}
}, focusFirstElement: function(form) { var form = $(form); var elements = Form.getElements(form); for (var i = 0; i < elements.length; i++) { var element = elements[i]; if (element.type != 'hidden' && !element.disabled) { Field.activate(element); break;}
}
}, reset: function(form) { $(form).reset();}
}
Form.Element = { serialize: function(element) { var element = $(element); var method = element.tagName.toLowerCase(); var parameter = Form.Element.Serializers[method](element); if (parameter)
return encodeURIComponent(parameter[0]) + '=' + encodeURIComponent(parameter[1]);}, getValue: function(element) { var 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) { var value = ''; if (element.type == 'select-one') { var index = element.selectedIndex; if (index >= 0)
value = element.options[index].value || element.options[index].text;} else { value = new Array(); 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 = (new Abstract.TimedObserver()).extend({ getValue: function() { return Form.Element.getValue(this.element);}
}); Form.Observer = Class.create(); Form.Observer.prototype = (new Abstract.TimedObserver()).extend({ 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':
element.target = this; element.prev_onclick = element.onclick || Prototype.emptyFunction; element.onclick = function() { this.prev_onclick(); this.target.onElementEvent();}
break; case 'password':
case 'text':
case 'textarea':
case 'select-one':
case 'select-multiple':
element.target = this; element.prev_onchange = element.onchange || Prototype.emptyFunction; element.onchange = function() { this.prev_onchange(); this.target.onElementEvent();}
break;}
}
}
}
Form.Element.EventObserver = Class.create(); Form.Element.EventObserver.prototype = (new Abstract.EventObserver()).extend({ getValue: function() { return Form.Element.getValue(this.element);}
}); Form.EventObserver = Class.create(); Form.EventObserver.prototype = (new Abstract.EventObserver()).extend({ 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;}
}, 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.indexOf('AppleWebKit') > 0) || 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.indexOf('AppleWebKit') > 0) || element.detachEvent))
name = 'keydown'; if (element.removeEventListener) { element.removeEventListener(name, observer, useCapture);} else if (element.detachEvent) { element.detachEvent('on' + name, observer);}
}
}); 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];}, 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;}, 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';}
}