// PopUP
function popUp (url,fenstername,breite,hoehe) {
fenstergroesse="width="+breite+","+"height="+hoehe+",";
zoom=window.open(url,fenstername,fenstergroesse,"scrollbars=no","menubar=no");
//var x = (screen.width-500)/2;
//zoom.moveTo(30,10);
}