How to View the Administrator Account in Welcome Screen!
Windows XP doesn't show the administrator account in welcome screen at startup, but if you are an administrator and wishing to log on using the administrator account, then use the following registry tweak to bring it to the welcome screen,
1. Open Run Command.
2. In Run Command type"regedit"
3. Go to HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts\Userlist and then create a new DWORD entry and name it as Administrator and change its value to 1.
4. Reboot the computer to take effect,
5. If you dont want the administrator option in the startup then change the DWORD value you created to 0.