function IEHoverPseudo() {
 
	var navItems = document.getElementById("nav").getElementsByTagName("li");
	
	for (var i=0; i<navItems.length; i++) {
		if(navItems[i].className == "menuparent") {
			navItems[i].onmouseover=function() { this.className += " over"; }
			navItems[i].onmouseout=function() { this.className = "menuparent"; }
		}
	}
 
}
window.onload = IEHoverPseudo;



function oeffnefenster (url) {
 fenster = window.open(url, "fenster1", "width=800,height=535,status=yes,scrollbars=yes,resizable=yes");
 fenster.focus();
}