function initMenu(){
	var ultags=document.getElementById('ulMenu').getElementsByTagName("ul");
    for (var t=0; t<ultags.length; t++){
		ultags[t].style.top=ultags[t].parentNode.offsetHeight +0 +"px";
    	ultags[t].parentNode.onmouseover=function(){
	    	this.getElementsByTagName("ul")[0].style.visibility="visible";
			this.style.backgroundColor='#2a658f';
    	}
    	ultags[t].parentNode.onmouseout=function(){
			this.getElementsByTagName("ul")[0].style.visibility="hidden";
			this.style.backgroundColor='';
    	}
    }
}

if (window.addEventListener) window.addEventListener("load", initMenu, false);
else if (window.attachEvent) window.attachEvent("onload", initMenu);