Search:

Make sure you have installed Vitalize for FireFox and not just IE.
http://www.clickteam.com/vitalize4/download.html

Hmm, list all the extensions you use. Proabably one of them is not Vitalize Compatable and will need to be replaced.

Um, I think your code is very wrong. The information for the URL is mismatched, and you are missing a lot of param tags. Try this code:
<OBJECT ID="FootbalQuiz" WIDTH=640 HEIGHT=480...