>Does anybody have a routine they can give me for checking to see if a control is registered on the users workstation, so I can issue the !regsvr32 command if it is not properly registered.
>

If you know the ProgID of the control, check the registry key HKEY_CLASSES_ROOT\ProgID; if it doesn't exist, you need to register the control. You can use the FFC registry class for VFP6 to do this; you can download other registry classes from the Files Section here on UT for earlier versions.