It's the captcha for registering users. I could care less if a spambot wants to browse the forum, but allowing a spambot membership isn't even comparable.
Dinoboff, we need an update! ^fix^the^bug,^ and add a captcha refresh option! (not meant to be rude, or demanding, or demeaning, or obscene [okay, that's a bit of a stretch])
Sorry to have not give more support in the past for this extension; However, Squirrel just added support for reCAPTCHA to vanilla. Check-out his add-on, it should be far more reliable.
Comments
http://www.sitename.com/bb/extensions/CAPTCHA/people.php?PageAction=SignOutNow&ReturnUrl=http://www.sitename.com/bb/extensions/CAPTCHA/image.php
(not meant to be rude, or demanding, or demeaning, or obscene [okay, that's a bit of a stretch])