I guess, I should noted in my reply that I made corrections in your code.

>Sheesh, don't know what I was thinking (or not thinking as the case seems to be today!). Thanks Sergey.
>
>Tracy
>
>>The function name should be ShowWindow as I corrected in DECLARE.
>>
>>>OK, thanks, but what should it be then, SHOWWINDOW or showwindow?
>>>
>>>>It's case sensitive.
>>>>
>>>>>Any idea why the following line would create the error "Cannot find entrypoint SHOWWINDOW in DLL" on a windows xp standalone workstation?
>>>>>
>>>>>DECLARE ShowWindow IN WIN32API INTEGER lnhWnd, INTEGER lnStyle
>>>>>
>>>>>This is ocurring on a Windows XP system. Surprisingly, this error just started ocurring whereas it passed by this line fine up until today and I cannot locate any differences between yesterday and today on this WinXP system.
>>>>>
>>>>>TIA,
>>>>>Tracy