If you still have some files remaining after uninstalling a program using Add / Remove Programs in XP, for example, the uninstalled the program still appear in your control panel. This trick can help you to remove these files.
To remove the entry you must go into and open the registry. You will need to make up a backup of the registry as any action taken is irreversible. Once that is done, follow these steps.
HKEY_LOCAL_MACHINE_\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
DON'T MISS