erm... sorry if its inappropriate for this post to b at here...

i wanna ask for help as my comp was infected by a trojan named PSW.OnlineGames.AWIU (thread detected by my AVG free version) is there anyway to remove this trojan as my AVG keeps detect this trojan access my comp files... and another matter is tat now i cant open my C and D drive directly, when i click the driver (C and D Drive) a windows will pop out (sumthng lik "open with" window) and i hav to access my C and D drive using explore option...