Run these malware cleaners:
1. Ad-Aware
http://www.lavasoftusa.com
2. SpyBot S&D
http://www.safer-networking.org
3. CWShredder
http://www.intermute.com/spysubtract..._download.html
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Also:
How to Perform a Clean Boot in Windows XP
To help troubleshoot error messages or other
issues when you cannot determine the cause of
the issue, disable common startup programs,
settings, and drivers to eliminate possible
software conflicts when you start Microsoft
Windows XP. This procedure is known as
"clean booting."
http://support.microsoft.com/default...b;en-us;310353
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(Can be done by way of Windows Safe-Mode,
if normal Windows does not work,
A Description of the Safe Mode Boot Options in Windows XP
logon as Administrator,
but where it says RESTART, restart into normal
Windows.)
http://support.microsoft.com/default...&Product=winxp
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How to perform advanced clean-boot troubleshooting in Windows XP
http://support.microsoft.com/default...b;en-us;316434
