Focus problem with Mozilla & Knoppix

> I'm running Knoppix and Mozilla 1.3 and experiencing a really odd
> problem. Whenever I open a new mozilla window (either a new session
> or just open a link on a new window), Mozilla does not seem to receive
> any keyboard events. Any keystrokes, whether in the address bar, a
> form, or shortcuts cause no actions until I first minimize and then
> restore the window. Anyone else seen this behaviour?

This sounds like an issue with your choice of Window Manager under X.