function aufgehts(breite,hoehe,URL1,ext,nummer,scroll) {

    // get file
	var root = "" //server
	var goal = "" + URL1 + "." + ext + "" //filename
	var mb = "no"
	if (nummer.substring(0,5)=='print'){var mb = "yes"; var root = ""} // menubar an
	if (nummer.substring(0,4)=='hier'){var root = ""} // no root
	
	// positioning file
	var b1 = breite / 2
	var h1 = hoehe / 2
	var helpposbreite = screen.availWidth / 2 - b1
	var helpposhoehe = screen.availHeight / 2 - h1
	
	// alerts
	//alert(b1);
	//alert(h1);
	//alert(helpposbreite);
	//alert(helpposhoehe);
	//alert(nummer.substring(0,4));
	//alert(nummer.substring(0,4));
	//alert(mb);
	//alert(goal);
	//alert(root);

	MeinFenster =
		 window.open(root + goal,nummer,"width=" + breite + ",height=" + hoehe + ",toolbar=" + mb + ",location=no,directories=no,status=yes,menubar=" + mb + ",scrollbars=" + scroll + ",resizable=" + mb + "");
		 //window.open("" + root + "" + URL1 + ".html","" + nummer +"", "width=" + breite + ",height=" + hoehe + ",toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=" + scroll + ",resizable=no");
	MeinFenster.moveTo(helpposbreite,helpposhoehe);

	

}