 
  <!--     
    
  if   (window.Event)     
  document.captureEvents(Event.MOUSEUP);     
    
  function   nocontextmenu()     
  {     
  event.cancelBubble   =   true     
  event.returnValue   =   false;     
    
  return   false;     
  }     
    
  function   norightclick(e)     
  {     
  if   (window.Event)     
  {     
  if   (e.which   ==   2   ||   e.which   ==   3)     
  return   false;     
  }     
  else     
  if   (event.button   ==   2   ||   event.button   ==   3)     
  {     
  event.cancelBubble   =   true     
  event.returnValue   =   false;     
  return   false;     
  }     
    
  }     
    
  document.oncontextmenu   =   nocontextmenu;   //   for   IE5+     
  document.onmousedown   =   norightclick;   //   for   all   others     
  //-->