my com...

here i am, blogging using my sis com. my com kena virus on sunday, which i really hav no idea how i get it. only been to facebook and my mailbox ma, so dangerous meh? so hav been trying to kill tht virus, but its really very strong. first it unactivate my firewall n antivirus software(AS), then it lock my AS which mean i cant activate it. well it can onli lock 1 AS, so i try using other ASs, but still of no use to solve it. this virus oso tacker my IE homepage setting, making popup, n destroy my CD creater system. well, wat can i do, last way is to reformat loh, which i will do it if im up to no choice le...