i think if you dont saved any thing other than os in your c drive,i think you installed your password locker softwere in c drive so if you format c drive and reinstall winxp you can get out of...

i think your hard disk was used and some folders were protected with password on your computer so if you want to remove password you want to do
1.remove password softwere from that system while you...

hai
i think u r computer is reinstalled with win xp and u reconnected u r second hdd in it, but i hope u forgot to set the first hdd jumper settings as master and the second hdd as slave of first...

hai i am also acceptoing u r comment towards imrick's answer but i think u should set the jumper settings properlly,i think its the reason to slow down,so try it and replay