Yes some people choose to be hidden and you cant see them but the list should be longer. Always works fine for me.... what browser are you using? Although it shouldnt matter since we are xhtml transistional so we should render correctly in all major browsers.
http://validator.w3.org/check?uri=ht...2interface.com
http://validator.w3.org/check?uri=ht...ace.com/forums
Also knowing if it was the front page online or the forums online list would help. The front page block doesnt always update when you first hit the page because of the cacheing. So you may need to refresh once.