facebook who is following you virus

I keep getting spam on MSN from my friends who do not submit it. Is this a virus?
off, the friend of my accounts keep sending me spam is a soon as the next. hey you are on facebook? or if you activate this http://kavouris96.our-truth-is-here-hehe.com/?invite=tNKc6disquK0qcLFn6WZ55uXc7nRhZncyKvB155tTna0vYubwaihnqi1wdGTu8Okm4Vlhw == It said do not send and I believe them. I think that their accounts are hacked and someone tries to steal my account hacked.
Hello to his friend to change your password to your account. Some sites may contact both the e-mail address and password. Try to avoid sites that "we locked" and so on. Most of these sites to steal your password, you can access your account free, but if you change passwords, to stop. My friend had the same thing happens where has been sending links to all your contacts. and change the password is fixed.
Access Virus TI2 Demo Intro Build-up