function ShowImage(Bildname,Breite,Hoehe,Fenstertitel,Sheetpfad){
HoeheNeu = Hoehe+10;
leftNeu = (screen.width/2)-(Breite/2);
topNeu = (screen.height/2)-(Hoehe/2);
config='left='+ leftNeu +',top='+ topNeu +',width='+Breite+',height='+HoeheNeu+',innerheight='+Hoehe+',innerwidth='+Breite+',toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no';
out=window.open('','',config)
out.document.write('');
out.document.write('');
out.document.write('');
out.document.write(''+Fenstertitel+'');
out.document.write('