"Geoff Worboys" <geoff@...> wrote...

> Since you are using a P4 and XP - any chance the P4 is a Xeon with
> Hyperthreading turned on? (Or is it a dual CPU system?)

No, it's a P4M but it also happens on P3, P4 and AthlonXP so it's not
processor related.

Thanks and Regards,
Tim Knipe