function popup(bild, w, h, fname)
	{
		url = "../scripte/bild.php?bild=" + bild;
		feature = "width=" + w + ",height=" + h +  ",toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0,resizable=0,screenX=5,screenY=5,left=5,right=5";
		fenster = open(url, fname, feature);
		setTimeout('fenster.focus()', 200); 
	}