This is due to the action of viruses.You may install Tune up utiliies and open registry editor option in that program.
Start > Run > Registry Editor > Windows XP
download registry cleaner to clean up registry erros from your windows xp.
Regedit.exe Windows XP has only a Single registry editor (Regedit.exe) Windows 2000 ahs two registry editor Regedit32.exe Regedit.exe
Windows NT/2000 Regedit.exe and Regedt32.exe have two different functions. Windows XP has only one single registry editor.
A registry cleaner for Microsoft Windows XP costs $39.95. Designed to operate on the Microsoft Windows XP Operating System, a registry cleaner has been widely debated by experts, who claim it is unnecessary and useless.
Hkey_dyn_data
regedit
Regedit.exe
It is a good reason to clean the Windows XP registry because it would get rid of viruses that are on your desktops. It is a important step to keeping your PC clean.
registry
Registry
Literally, there is a windows xp uploader wizard in friendster. But it is only a registry file that you need to execute into your computer to set the proper configuration in your computer's registry. In short, the Windows XP Uploader Wizard is in your Windows XP machine. Details about how to use the uploader wizard can be found here: http://mvizion.blogspot.com/2008/09/how-to-use-windows-xp-uploader-wizard.html