How do i tell if i have the KoobFace facebook virus?

[Spicy Girl]

I think i got the email with the virus but i'm not sure if i opened it or not. The next day the email had deleted its self so idk! HELP

[Narcissistic Cheer]

Protecting Your Account and the "Koobface" Worm

We are currently helping our users with the recently discovered "koobface" worm and phishing sites. If your account has recently sent spam (e.g., "check this out!" messages you don't remember sending), please visit http://www.facebook.com/security, for information about resetting your password, downloading free antivirus scanners, and other helpful tips.