// Disable Right-Click

document.onmousedown=disable; //IE
message="Sorry, right-click disabled on this page.";
function disable(e)
{
if (e == null)
{ //IE disable
  e = window.event;
if (e.button==2)
{
 alert(message);
 return false;
}
}
document.onclick=ffdisable;  //FF
}
function ffdisable(e)
{
if (e.button==2)
{ //firefox disable
  e.preventDefault();
  e.stopPropagation();
  alert(message);
  return false;
}
}