Take a look at this link.
Using the AdRotator
Scroll to the bottom of the page)Step 4), where it reads as... If you get an error that says "Unknown Header", look at your .txt file. You have probably left something out of the header and/or misspelled something.
But you should have posted this on a CLASSIC ASP forum here.
Best fit -
Beginning ASP 3.0
Other classic ASP forums -
ASP category
Hope that helps.
Cheers!
_________________________
- Vijay G
Strive for Perfection