var clickEvent = {
	show: function(event,obj){
		if(Element.classNames(obj.childNodes[0].childNodes[0]) != "on"){
			obj.childNodes[0].childNodes[0].src = obj.childNodes[0].childNodes[0].src.replace(".jpg","_f2.jpg");
		}
		if(obj.childNodes[2] != undefined && obj.childNodes[2] != ""){
			obj.childNodes[2].style.display = "block";
		}
	},
	hide: function(event,obj){
		if(Element.classNames(obj.childNodes[0].childNodes[0]) != "on"){
			obj.childNodes[0].childNodes[0].src = obj.childNodes[0].childNodes[0].src.replace("_f2.jpg",".jpg");
		}
		if(obj.childNodes[2] != undefined && obj.childNodes[2] != ""){
			obj.childNodes[2].style.display = "none";
		}
	}
}

var tabs = $$("#hdr-menu li");
for(i=0;i<tabs.length;i++){
	if(Element.classNames(tabs[i]) == "tab"){
		tabs[i].onmouseover = clickEvent.show.bindAsEventListener(clickEvent,tabs[i]);
		tabs[i].onmouseout = clickEvent.hide.bindAsEventListener(clickEvent,tabs[i]);
	}
}