Symantec's Norton Anti Virus is sometimes flagging www.occupywallst.org as a malicious site. (It does on my XP machine but not on my Vista one). A visit to Norton's site indicates that its automated system has found "Facebook Event Invitation Scam", but 100% of the feedback from users reports that the site is safe.
Yes, this is not a 3 paragraph diary. The remaining two paragraphs are left as an exercise for the reader.