var menuids=["treemenu1"] 
function buildsubmenus_horizontal(menuid)
{
	
	for (var i=0; i<menuids.length; i++){
		var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
		for (var t=0; t<ultags.length; t++){
			if (ultags[t].parentNode.parentNode.id==menuids[i]){
				ultags[t].style.top=((ultags[t].parentNode.offsetHeight)-5) +"px"
				ultags[t].parentNode.getElementsByTagName("a")[0].className="mainfoldericon"
			}
			else{
				ultags[t].style.left=ultags[t-1].getElementsByTagName("a")[0].offsetWidth +"px" 
    			ultags[t].parentNode.getElementsByTagName("a")[0].className="subfoldericon"
			}
			ultags[t].parentNode.onmouseover=function(){
				this.getElementsByTagName("ul")[0].style.visibility="visible"	
			}
			ultags[t].parentNode.onmouseout=function(){
				this.getElementsByTagName("ul")[0].style.visibility="hidden"
			}			
		}
	}
}
if (window.addEventListener)
	window.addEventListener("load", buildsubmenus_horizontal, false)
else if (window.attachEvent)
	window.attachEvent("onload", buildsubmenus_horizontal)