>Craig-
>
>>>Just the ones you've already thought of...what are the differences between the forms (different baseclasses)? Does it happen if you remove all the controls form each form? Video driver issues?
>>
>>
>>Different base classes, but that isn't the problem. Other forms don't exhibit this behavior.
>
>Did you remove all the controls...narrow it to the form? (I'd imagine it would be form-related, but would be easy enough to verify.) Just a thought.


That's what I'm going to try next.