Help please (i downloaded a virus and i cant get rid of it)?

basicly i acedently downloaded i think it said activex movie player updates or missing files or sumthin then it a program calles anti vermean or sumthin poped up and its all u got all these viruses and stuff so i unplugged my internet and deleted every thing that had 2 do with anti vermean(when i tryed 2 use the internet it took me 2 a page about downloading "virus protection" and i couldint leave) but my computer is still a bit slow and there is 1 thing left in my tray thing in the botom right coorner of the screen... its a white question mark in a blue circle that flashes into 1 of those caution signs and when i move the cuser over it it says "System Alert!" and every like 5 minutes it will pup up in this yellow bubble and say "system has detected numerus viruses ect ect... download up to date virus protection" i clicked on it with my internet unplugged and it poped up like 10 internet windows... so im not clickin it with my internet on... ne ways i have run virus searches with

Help please (i downloaded a virus and i cant get rid of it)?norton internet security

Antivermins is installed by a SmitFraud Trojan. You must remove the Smitfraud to remove antivermins. Here is a Bleeping Computer site with the instructions and program needed to remove it.

http://www.bleepingcomputer.com/forums/t...