<!--
openwin=0 ;
function openwindow(url,name,hoehe,breite,location,toolbar) {
wd=window.open(url,name,"HEIGHT="+hoehe+",WIDTH="+breite+",RESIZABLE=1,STATUS=1,LOCATION="+location+",TOOLBAR="+toolbar) ;
openwin=1 ;
}
function zu() {
        if (openwin==1){
                if (wd.closed) { }
        else {wd. close() }
        }
}

//-->