function openwin(page,name,breite,hoehe,scroll){
//if (arguments.length>3) {var scroll = arguments[4]}
params="resizable=0,status=0,scrollbars="+scroll+",toolbar=0,location=0,directories=0,menubar=0,width="+breite+",height="+hoehe+"";
 msg=open(page,name,params);
 if (navigator.appName =="Netscape" &&
navigator.appVersion.substring(0,1)>=3)
 {msg.focus()}
}