<Script Language="JavaScript">      
       var message="Нельзя копировать!";      
       function click(e) {if (document.all)      
       {if (event.button == 2)      
       {alert(message);return false;}}      
       if (document.layers) {if (e.which == 3)      
       {alert(message);return false;}}}      
       if (document.layers)      
       {document.captureEvents(Event.MouseDown);}      
       document.onmousedown=click;      
       </Script>