>>Just guessing here... Window Vista/7 use a different system font. It's probably causing the issue. So, you can change that in display settings
>
>But then this could have, historically, been done by any user on any old version of Windows.
>
>IOW, the way the text in a messagebox wraps is out of our control, always has been, and isn't something we should worry about. We can only insert carriage returns where we want them.

That's the problem. I have several messagebox() with CRs. Now, in Windows vista/XP, the problem is that OS inserts too some CRs (plus mine) about for each 70 chars.