function openit(sURL){
if  (navigator.appName == "Microsoft Internet Explorer"){
newwindow=open(sURL,"referenz","scrollbars=yes,toolbar=no,directories=no, menubar=no, resizable=yes, status=no");
}
else{
newwindow=window.open(sURL,'referenz','menubar=yes,scrollbars=yes,resizable=yes');
}
}