Automatic Log in to network

Start regedit and navigate to the following Key:

"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Winlogon"

Double click on DefaultUserName and enter the
user name you wish to use.

Add a new String Value and name it AutoAdminLogon
Set it's value to 1

Add another String Value and name it
DefaultPassword Set it's value to the password
of the user in "DefaultUserName"

NOTE: if the password for the account is blank,
the AutoLogon will only work one time, then revert back to a manual logon.

Depending on your settings, Modify DefaultDomainName
to the name of your domain or the name of your computer.

To logon as a different user, just hold down the
shift key while logging out. The normal logon prompt
should appear.

To Disable AutoLogon, change the value in the
AutoAdminLogon to 0