if(typeof(Control)=='undefined')
Control={};var $proc=function(proc){return typeof(proc)=='function'?proc:function(){return proc};};var $value=function(value){return typeof(value)=='function'?value():value;};Object.Event={extend:function(object){object._objectEventSetup=function(event_name){this._observers=this._observers||{};this._observers[event_name]=this._observers[event_name]||[];};object.observe=function(event_name,observer){if(typeof(event_name)=='string'&&typeof(observer)!='undefined'){this._objectEventSetup(event_name);if(!this._observers[event_name].include(observer))
this._observers[event_name].push(observer);}else
for(var e in event_name)
this.observe(e,event_name[e]);};object.stopObserving=function(event_name,observer){this._objectEventSetup(event_name);if(event_name&&observer)
this._observers[event_name]=this._observers[event_name].without(observer);else if(event_name)
this._observers[event_name]=[];else
this._observers={};};object.observeOnce=function(event_name,outer_observer){var inner_observer=function(){outer_observer.apply(this,arguments);this.stopObserving(event_name,inner_observer);}.bind(this);this._objectEventSetup(event_name);this._observers[event_name].push(inner_observer);};object.notify=function(event_name){this._objectEventSetup(event_name);var collected_return_values=[];var args=$A(arguments).slice(1);try{for(var i=0;i<this._observers[event_name].length;++i)
collected_return_values.push(this._observers[event_name][i].apply(this._observers[event_name][i],args)||null);}catch(e){if(e==$break)
return false;else
throw e;}
return collected_return_values;};if(object.prototype){object.prototype._objectEventSetup=object._objectEventSetup;object.prototype.observe=object.observe;object.prototype.stopObserving=object.stopObserving;object.prototype.observeOnce=object.observeOnce;object.prototype.notify=function(event_name){if(object.notify){var args=$A(arguments).slice(1);args.unshift(this);args.unshift(event_name);object.notify.apply(object,args);}
this._objectEventSetup(event_name);var args=$A(arguments).slice(1);var collected_return_values=[];try{if(this.options&&this.options[event_name]&&typeof(this.options[event_name])=='function')
collected_return_values.push(this.options[event_name].apply(this,args)||null);for(var i=0;i<this._observers[event_name].length;++i)
collected_return_values.push(this._observers[event_name][i].apply(this._observers[event_name][i],args)||null);}catch(e){if(e==$break)
return false;else
throw e;}
return collected_return_values;};}}};Element.addMethods({observeOnce:function(element,event_name,outer_callback){var inner_callback=function(){outer_callback.apply(this,arguments);Element.stopObserving(element,event_name,inner_callback);};Element.observe(element,event_name,inner_callback);}});Object.extend(Event,(function(){var cache=Event.cache;function getEventID(element){if(element._prototypeEventID)return element._prototypeEventID[0];arguments.callee.id=arguments.callee.id||1;return element._prototypeEventID=[++arguments.callee.id];}
function getDOMEventName(eventName){if(eventName&&eventName.include(':'))return"dataavailable";if(!Prototype.Browser.IE){eventName={mouseenter:'mouseover',mouseleave:'mouseout'}[eventName]||eventName;}
return eventName;}
function getCacheForID(id){return cache[id]=cache[id]||{};}
function getWrappersForEventName(id,eventName){var c=getCacheForID(id);return c[eventName]=c[eventName]||[];}
function createWrapper(element,eventName,handler){var id=getEventID(element);var c=getWrappersForEventName(id,eventName);if(c.pluck("handler").include(handler))return false;var wrapper=function(event){if(!Event||!Event.extend||(event.eventName&&event.eventName!=eventName))
return false;Event.extend(event);handler.call(element,event);};if(!(Prototype.Browser.IE)&&['mouseenter','mouseleave'].include(eventName)){wrapper=wrapper.wrap(function(proceed,event){var rel=event.relatedTarget;var cur=event.currentTarget;if(rel&&rel.nodeType==Node.TEXT_NODE)
rel=rel.parentNode;if(rel&&rel!=cur&&!rel.descendantOf(cur))
return proceed(event);});}
wrapper.handler=handler;c.push(wrapper);return wrapper;}
function findWrapper(id,eventName,handler){var c=getWrappersForEventName(id,eventName);return c.find(function(wrapper){return wrapper.handler==handler});}
function destroyWrapper(id,eventName,handler){var c=getCacheForID(id);if(!c[eventName])return false;c[eventName]=c[eventName].without(findWrapper(id,eventName,handler));}
function destroyCache(){for(var id in cache)
for(var eventName in cache[id])
cache[id][eventName]=null;}
if(window.attachEvent){window.attachEvent("onunload",destroyCache);}
return{observe:function(element,eventName,handler){element=$(element);var name=getDOMEventName(eventName);var wrapper=createWrapper(element,eventName,handler);if(!wrapper)return element;if(element.addEventListener){element.addEventListener(name,wrapper,false);}else{element.attachEvent("on"+name,wrapper);}
return element;},stopObserving:function(element,eventName,handler){element=$(element);var id=getEventID(element),name=getDOMEventName(eventName);if(!handler&&eventName){getWrappersForEventName(id,eventName).each(function(wrapper){element.stopObserving(eventName,wrapper.handler);});return element;}else if(!eventName){Object.keys(getCacheForID(id)).each(function(eventName){element.stopObserving(eventName);});return element;}
var wrapper=findWrapper(id,eventName,handler);if(!wrapper)return element;if(element.removeEventListener){element.removeEventListener(name,wrapper,false);}else{element.detachEvent("on"+name,wrapper);}
destroyWrapper(id,eventName,handler);return element;},fire:function(element,eventName,memo){element=$(element);if(element==document&&document.createEvent&&!element.dispatchEvent)
element=document.documentElement;var event;if(document.createEvent){event=document.createEvent("HTMLEvents");event.initEvent("dataavailable",true,true);}else{event=document.createEventObject();event.eventType="ondataavailable";}
event.eventName=eventName;event.memo=memo||{};if(document.createEvent){element.dispatchEvent(event);}else{element.fireEvent(event.eventType,event);}
return Event.extend(event);}};})());Object.extend(Event,Event.Methods);Element.addMethods({fire:Event.fire,observe:Event.observe,stopObserving:Event.stopObserving});Object.extend(document,{fire:Element.Methods.fire.methodize(),observe:Element.Methods.observe.methodize(),stopObserving:Element.Methods.stopObserving.methodize()});(function(){function wheel(event){var delta;if(event.wheelDelta)
delta=event.wheelDelta/120;else if(event.detail)
delta=-event.detail/3;if(!delta)
return;var custom_event=event.element().fire('mouse:wheel',{delta:delta});if(custom_event.stopped){event.stop();return false;}}
document.observe('mousewheel',wheel);document.observe('DOMMouseScroll',wheel);})();var IframeShim=Class.create({initialize:function(){this.element=new Element('iframe',{style:'position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);display:none',src:'javascript:void(0);',frameborder:0});$(document.body).insert(this.element);},hide:function(){this.element.hide();return this;},show:function(){this.element.show();return this;},positionUnder:function(element){var element=$(element);var offset=element.cumulativeOffset();var dimensions=element.getDimensions();this.element.setStyle({left:offset[0]+'px',top:offset[1]+'px',width:dimensions.width+'px',height:dimensions.height+'px',zIndex:element.getStyle('zIndex')-1}).show();return this;},setBounds:function(bounds){for(prop in bounds)
bounds[prop]+='px';this.element.setStyle(bounds);return this;},destroy:function(){if(this.element)
this.element.remove();return this;}});