/*** Aufklapp-Menüs ***/

var menuids=["mainMenuTree"];

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+5)+"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);
}