I used windows xp professional… i have one user account, i created a password last year this month of june 2011 i removed my password.. my problem now, this august i scan using avast, avira and malwarebytes coz my pc is running very slow. and theres some malware and viruses are detected such as (logonoi.exe) when i restarted my pc. windows ask password… i type my password then, they said is wrong…. now i cannot access my account anymore. i have many important files such as documents, pictures,contacts and etc. i install another OS WINXP PROF in drive D: but when i locate in drive C: my documents i cannot access due to password protected.. Please Help me regarding this matter. or please send in my email lordvince77@yahoo.com.ph