function bildhin(bild,div,pfad)
               {
               if(document.all)
			        document[bild].src = pfad;
			   else if(document.getElementById)
			        document.images[bild].src = pfad;
			   else if(document.layers)
			        document.layers[div].document[bild].src = pfad;
			   }

			   
    var name = "";
    var fenster = null;
	var breite = 800;
	var hoehe = 457;
	
function oeffnen(datei) 
    {
    var xpos = (screen.width-breite)/2;
	var ypos = (screen.height-hoehe)/2;
    
    fenster=window.open( datei,'qauli','locationbar=no,menubar=no,toolbar=no,status=no,scrollbars=yes,resizable=yes,width='+breite+',height='+hoehe+',screenY='+ypos+',screenX='+xpos+',top='+ypos+',left='+xpos);
    }