>>>oShell = createobject('Shell.Application')
>>>Does not work.
>>
>>Mark, I don't know what to tell you here - it works on all the systems I have here. Have you checked the version of the Windows Shell installed on your machine? You might want to check the MSDN as well.
>My shell32.dll is version 4.0

In all probability, you reinstalled some component from the original WinNT disk, and did not reapply the Service Pack later. I'd recommend putting up SP5 or SP6, but reinstalling SP4 should fix things.