way to block programs in xp

[Nitromaster]

Wirelessly posted (Nokia N70-3 Ireland-Opera: Mozilla/5.0 (compatible; WiderWeb 5.4.08) Opera 8.54)

i just need a small program to deny the use of programs to certain users.
Doesnt really need to be advanced,ie i dont mind if u can kill its process.
Thanks

 

[jeremy.king]

How about a reg hack?