activateMenu = function() {
	if (document.all && document.getElementById) {
		var navroot = document.getElementById("Startseite");
		var lis=navroot.getElementsByTagName("LI");
		if (lis && lis.length > 0) {
  		for (i=0; i<lis.length; i++) {
  			lis[i].style.zIndex = lis.length-i;
  			if (lis[i].children && lis[i].children.length>0) {
  				for (j=0; j<lis[i].children.length;j++) {
  					if(lis[i].children[j].tagName=="UL") {
  						lis[i].onmouseover=function() {
  							for (j=0; j<this.children.length;j++) {
  								if(this.children[j].tagName=="UL") {
  									this.children[j].style.display = "block";
  								}
  							}
  						}
  						lis[i].onmouseout=function() {
  							for (j=0; j<this.children.length;j++) {
  								if(this.children[j].tagName=="UL") {
  									this.children[j].style.display ="none";
  								}
  							}
  						}
  					}
  				}
  			}
  		}
  	}
	}
}

activateMenu();