<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>