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("(c) www.tube-classics.de");
     return false;}
  return true;
 }
 document.onmousedown=right;
 if (document.layers) window.captureEvents(Event.MOUSEDOWN);
 //window.onmousedown=right;