We have set up the Q and A plug-in on a site, and all is working fine in all browsers except Chrome. In Chrome, the answer is not revealed when clicking the question.
Here is the page: http://www.trucorps.com/temporary-splash-page/faq/
We are running the latest version of WP 3.0.3 and the Q and A plugin 0.2.1.
(We actually were running WP 3.0.1 and had the same issue.)