avast warned in facebook

hello

i was browsing in facebook today and i seen that avast warned that “Don’t click Facebook’s sexiest video link, unless you want malware”

which is the link in facebook that having virus malware?

i seen this link given by avast in facebook.

http://www.walletpop.com/blog/2010/05/17/dont-click-facebooks-sexiest-video-link-unless-you-want-malwa/

anybody heard about this, which is supposed to secure social network accounts ???
hxxp://defensio.com/

does avast protects from this malware which is described in facebook? ???

I was reading about this earlier, see below link:

http://tech.uk.msn.com/news/articles.aspx?cp-documentid=153418233

Facebook as many other sites needs to be treated with caution, not cick on untrusted links, and certainly not install untrusted/unknown software.

–lee