Take a look at http://www.experts-exchange.com/Operating_Systems/Win2000/Q_20403664.html

>Hi,
>
>I need to lock down a group of PCs, under Windows 2000.
>They need to bootup, login to a Novell network and then run my app.
>So far so good...
>After trhe app is running, I need to prevent:
>Running ANY other apps
>Disable the Start menu and Windows hot keys (Run, alt-ctrl-del, Explorer, etc.)
>Prevent shutdown of the PC.
>
>Can anyone point me to some resource that can guide me on how to do this?
>
>TIA