sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);




/*

function popup_adresse(adresse, sizeH, sizeV){
	{
	fenster = window.open(adresse,"scrollbars=yes,width=' + sizeH + ',height=' + sizeV");
	fenster.focus();
	}
}
*/
function popup_adresse(adresse, sizeH, sizeV)
{
	window.open(adresse, "", "left=0, top=0, width="+sizeH+", height="+sizeV);
	
}