Thank for David and Gardon. Hi Gardon, Very good code from u. But i have some trouble when i change LogOff to Shutdown. I herewith attached the file shows my problem to u. Awaiting your reply Regards, P.Raveendran RailsFactory,Chennai. http://raveendran.wordpress.com Attachments: http://www.ruby-forum.com/attachment/1766/shutdown.JPG -- Posted via http://www.ruby-forum.com/.