<script language="javascript">
function disableRightClick(e)
{
   var message = "孩子想干嘛馁！如果要收藏本站请按CTRL+D哦！如果你是在试图偷取本站代码、那么别费劲了，你右键怎么按都是这个窗口！"
   if(!document.rightClickDisabled) // initialize
   {
  if(document.layers) 
  {
    document.captureEvents(Event.MOUSEDOWN);
    document.onmousedown = disableRightClick;
  }
  else document.oncontextmenu = disableRightClick;
  return document.rightClickDisabled = true;
   }
   if(document.layers || (document.getElementById && !document.all))
   {
  if (e.which==2||e.which==3)
  {
    alert(message);
    return false;
  }
   }
   else
   {
  alert(message);
  return false;
   }
}
disableRightClick();
</script>

完整实例：http://github.crmeb.net/u/defu