if(!Prototype.Browser.IE){var MouseenterMouseleave={cache:{enter:[],leave:[]},attach:function(type,element,observer,useCapture){var wrapped=function(event){if(!event.relatedTarget){observer();}else{if(event.relatedTarget==event.currentTarget||event.relatedTarget.childOf(event.currentTarget))return;observer();}};element.observe('mouse'+(type=='enter'?'over':'out'),wrapped,useCapture);this.cache[type].push({e:element,o:observer,w:wrapped});},detach:function(type,element,observer,useCapture){var cached=this.cache[type].find(function(obj){return obj.e==element&&obj.o==observer;});if(cached){element.stopObserving('mouse'+(type=='enter'?'over':'out'),cached.w,useCapture);this.cache[type]=this.cache[type].without(cached);}}};}(function(){function wheel(event){var realDelta;if(event.wheelDelta)realDelta=event.wheelDelta/120;else if(event.detail)realDelta=-event.detail/3;if(!realDelta)return;var customEvent=event.element().fire("mouse:wheel",{delta:realDelta});if(customEvent.stopped)event.stop();}document.observe("mousewheel",wheel);document.observe("DOMMouseScroll",wheel);})();