      <!-- Original: Martin Webb (martin@irt.org) -->
      <!-- Begin
      function right(e) 
        {
         if (navigator.appName == 'Netscape' && (e.which == 3 || e.which == 2))
           return false;
         else if (navigator.appName == 'Microsoft Internet Explorer' && (event.button == 2 || event.button == 3)) 
           {
            alert("Rechtsklick nicht erlaubt!");
            return false;
           }
         return true;
        }

      document.onmousedown=right;
      if (document.layers) window.captureEvents(Event.MOUSEDOWN);
        window.onmousedown=right;
      // End -->