MSDN Magazine article about UAC (in multiple languages)
An MSDN Magazine article that talks about User Account Control (UAC) on Windows Vista and also covers setup topics is available online.
There are several localized versions of this article. If your language isn't detected automatically you can select a language from the drop down box in the upper right corner.
Teach Your Apps To Play Nicely With Windows Vista User Account Control
http://msdn.microsoft.com/msdnmag/issues/07/01/UAC/default.aspx