Eventually after a few reboots the following screen will appear asking if you want to "Protect Windows automatically", this is advisable, but you could use one of the other two options if you want. Make your selection to continue.

Now the Windows "LOGIN" screen.

Type in your password and click on the arrow (Or press "ENTER") to continue.

Windows "WELCOMES" you....

Windows now "PREPARES THE DESKTOP"

Windows Vista Upgrade Install Part 4