What wrong with my pc

[rickhunter]

anybody there please help me....

for your info my pc get infect by trojan when using a p2p... my
antivirus cant detect it...afterthat i boot my c drive(i got another 2
partition) because my IE got error loading some DLL file.... and lucky
it success...after a week i tried to install back my game(doom3,
juiced,swat4 and N4S(underground2)) using my DVD-rom....its fail to
install except need4speed(but it cant play like before..its little bit
slow)..... and now my DVD-ROM and CD-RW cant operate....when i check
in device manager.. there had a exclamation mark.. how i can fix this
problem... in my mind just to format all my hard disc.. and install
back all driver

 

[Rich Barry]

Rick, start over fresh. Do a format and clean install of WinXP. P2P may
have infected your computer with more than just
that one trojan. Did you successfully remove it?

 

[rickhunter]

Rick, start over fresh. Do a format and clean install of
WinXP. P2P may
have infected your computer with more than just
that one trojan. Did you successfully remove it?
message

the problem now is .... i dont know how to format hdd...because person
who format my pc before are warded in the hospital...so i have no
friend to help me...hopefully you all can give me some advise and step
by step to format my hdd...sorry.. i ’m beginner in this cyber world