Why errors "Orkut is banned you fool " / " I DNT HATE MOZILLA BUT USE IE OR ELSE " ?

It is because of a virus. if it is infected you wont get Orkut, Youtube,

following are the error messages ..

Orkut is banned you fool, The administrators didnt write this program guess who did?? MUHAHAHA!!
I DNT HATE MOZILLA BUT USE IE OR ELSE...
USE INTERNET EXPLORER U DOPE

Removel tool is available @
http://tec-updates.blogspot.com/2007/07/remove-heap41a-win32usbworm-worm.html