window.addEvent("domready", function(){
	$$("ul li").each(function(el,i){
		var img = new Element("img",{
			src:"/assets/landing_menu_on.gif",
			styles:{ opacity:0 }
		});
		el.adopt(img, "bottom");
	});
	$$("ul li a").each(function(el,i){
		var img = el.getSiblings("img")[0];
		el.addEvent("mouseenter", function(evt){
			img.setStyle("opacity",0);
			img.fade('in');
		});
		el.addEvent("mouseleave", function(evt){
			img.setStyle("opacity",1);
			img.fade('out');
		});
	});
});