// central Neimcke JS-Resource
	function snp_window(url, width, height, scroll)
	{
	   // Variable des Fensters
	   snp = window.open(url,'snp','toolbar=0,location=0,fullscreen=no,directories=0,status=0,menubar=0,scrollbars='+scroll+',resizable=0,width='+width+',height='+height);

	   // Fenster zentrieren
	   snp.moveTo((screen.availWidth - width) / 2,(screen.availHeight - height) / 2);
	   
	   // Zum geöffneten Fenster gehen!
	   snp.focus();
	}