var FensterS = null;
function ShowScore (Adresse, width, height) {
  if (FensterS != null) // prevent tabbed browsing (don't use an old window with unappropriate size) 
  	FensterS.close();
  if (ShowScore.arguments.length < 4)
	attr="width="+(width+20)+",height="+(height+20)+",scrollbars=no,status=no";
  else
	attr="width="+(width+40)+",height="+(height+40)+",scrollbars=yes,resizable=yes,status=no";
  FensterS = window.open(Adresse, "Score", attr);
  FensterS.focus();
}