my forum is www.bhbebe.com/forum
just had spam attack that created almost 500 topics

I banned user, deleted user and deleted posts, BUT posts/topics are still there

How can I remove those topics/post??
Pls help.... Tnx a lot!
Did this, but when I press Submit, I get this:Kevin Clark wrote:First of all you need to stop more spam attacks.
The captcha you're using on the registration page was beaten a long time ago.
You need a Q&A question that can't be searched.
How to configure Q&A CAPTCHA.