<script type="text/javascript">  
   var message = "";  
   function clickIE()  
      {  
      if (document.all) (message);  
      return false;  
      }  

   function clickNS(e)  
      {  
      if (document.layers || (document.getElementById && !document.all))  
         {  
         if (e.which == 2)  
            {  
            (message);  
            return false;  
            }  
         }  
      }  
        
   if (document.layers)  
      {  
      document.captureEvents(Event.MOUSEDOWN);  
      document.onmousedown = clickNS;  
      }  
   else  
      {  
      document.onmouseup = clickNS;  
      document.oncontextmenu = clickIE;  
      }  
        
   document.oncontextmenu = new Function("return false");  
   </script>