Just right-click on the empty Desktop after you have booted into Vista,
select Personalise.

"izak arreguy" wrote:
[color=blue]
> when i bought my computer it goes through the set up and has you put the
> password and a background for the screen that has the logo and the account
> name but how do i get back to that to change the picture. it gave me alot of
> pictures to choose from but since i was setting up the computer for the first
> time i didn't know where to go if i later decided to change that picture from
> the options of pictures it gave me.[/color]