var menuids=["treemenu1"]
function buildsubmenus_horizontal(){
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+"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)