For this to work, we have to disable the welcome screen. To do this, Start\Control Panel\User Accounts\User Accounts\Change the way users log on and off\clear Use Welcome Screen Checkbox
Step 2: Disable Welcome Screen
Sorry, My browser messed up and made 2 step 1s
Ignore THIS STEP!
Step 3: Run the regedit.exe file
To make this work, you have to mess with your registry. If you mess up your computer, I will not be held liable for any damage!!!!! So open regedit. Start\Run\Regedit . Now the hard part! You're in Registry Editor! Go HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\winlogon. Now just click on winlogon folder you should see a bunch of entries.
Step 4: Make it do your bidding
Click edit\add\DWORD Value Now follow the pictures.