Image-tab rollover does not work in FF

Everything is fine in Opera and IE

[Blackie]

I hope this is ok to post a link to Dan Cederholm here :-) /correct me if not/

This example does not work in FF:
[simplebits.com...]

Abybody knows how to correct the problem?

[drhowarddrfine]

Works for me if you mean does it highlight when you mouse over the tabs.

[Blackie]

It does highlight, but nothing is shown once the page is loaded.