function infos1(URL)     // für Fenster 500 x 150
{
  if(document.images)
    targetWin = window.open(URL,"Neufenster1","width=550,height=200,scrollbars=no");
    targetWin.focus();
    return false;
}

function infos2(URL)     // für Fenster 300 x 250
{
  if(document.images)
    targetWin = window.open(URL,"Neufenster2","width=570,height=260,scrollbars=yes, status=yes, resizable=yes");
    targetWin.focus();
    return false;
}

function infos3(URL)     // für grosses Fenster 700 x 450
{
  if(document.images)
    targetWin = window.open(URL,"Neufenster3","width=700,height=450,scrollbars=yes, status=yes, resizable=yes");
    targetWin.focus();
    targetWin = window.close;
      return false;
}

function infos4(URL)     // für grosses Fenster 480 x 650
{
  if(document.images)
    targetWin = window.open(URL,"Neufenster4","width=420,height=650,scrollbars=yes, status=yes, resizable=yes");
    targetWin.focus();
    targetWin = window.close;
      return false;
}