Windows XP A to Z - http://www.softwaretipsandtricks.com/windowsxp
Get rid of welcome screen
http://www.softwaretipsandtricks.com/windowsxp/articles/98/1/Get-rid-of-welcome-screen
Super Admin
 
By Super Admin
Published on 02/23/2005
 
with autologon!

Get rid of welcome screen

1. click on "Start" - then click on "Run" - and type
"control userpasswords2"
2. click OK
3. On the Users tab, clear the "Users must enter a user name and password to use this computer" check box and click "Apply".
4. Select the user you want to log on  & click OK. A dialog will appear that asks you what user name and password should be used to logon automatically, just click "OK".

Then go to Control Panel / User Accounts, and click “Change the way users log on or off”, and untick both “Use the Welcome Screen” and “Use Fast User Switching”