Clicking on Your User Login in the Windows XP Welcome screen Logs You Off

1. Boot using your winxp cd.
2. Enter recovery console.
3. At the command prompt go to
chdir C:\windows\system32
4. Next type: copy userinit.exe wsaupdater.exe
5. Exit and reboot normally. You should now be able to logon. But you're not done yet!
6. Run regedit by going to Start>Run type Regedit and hit OK
7. Find the Userinit key in: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\Winlogon\
8. Modify the entry: C:\WINDOWS\System32\wsaupdater.exe
so that it reads: C:\WINDOWS\System32\userinit.exe

You are done.