Probably would work...I don't know what would happen if someone with PDFWriter 4 on their machine were to take the PDF Writer 5.0 CD and choose to only install the distiller. But no one at your office would do something like that, right? *grin*
>Yes, it's weird. But in any case, if ascan returns 5.0 I assume, that Adobe Acrobat Writer 5.0 is installed. It's not a pure solution, but it's better, than nothing...
>
>>I just ran your snippet, and it returns 4.0 and 5.0. AFAIK, 4.0 was never installed on this machine; it came with 5.0 preinstalled on it. I'm looking in registry for clues...
>>
Steve Gibson