//
// noright click
 if (window.Event) // Netscape
    document.captureEvents(Event.MOUSEUP);
  
 function nocontextmenu()  // Internet Explorer
 {
    if (event)
    {
        event.cancelBubble = true;
        event.returnValue = false;
    }
    return false;
 }
 
function norightclick(e)
{
 //if (window.Event)
 //{  if (event.button == 2 || event.button == 3)
  //{
  // event.cancelBubble = true
  // event.returnValue = false;
  // return false;
 // }

// }
// else
//  if (e.which == 2 || e.which == 3)
   return true;
 }
 
document.oncontextmenu = nocontextmenu;
document.onmousedown = norightclick;