Hey Thanks Ian,
this seem to be one of the possible option, I can try.
Lets see if somebody got some better option, as mine one may including 
modifying of some components also .

anyway, thanks again

Regards,
Yogesh

> I do just this with several apps by creating a second app which is 
called by
> the client (instead of the main app). This start-up app compares the file
> DateTimes between the Master App on a server and the local copy which is 
the
> one that is run. If appropriate, the Master App is copied to the local
> machine. The Start-up App then shells out to the Main App on the local
> machine.
> 
> This assumes that changes to the Master App do not involve the addition 
of
> components etc. which may need to be registered on the client.
> 
> It appears a little clumsy but it DOES WORK!. If anyone has any simpler
> ideas, please post them.
> 
> 
> Ian Ashton
> 
>