Howtoforge shows you how to setup OpenSUSE 11.4 as a Windows desktop replacement
This tutorial shows how you can set up an OpenSUSE 11.4 desktop that is a full-fledged replacement for a Windows desktop, i.e. that has all the software that people need to do the things they do on their Windows desktops. The advantages are clear: you get a secure system without DRM restrictions that works even on old hardware, and the best thing is: all software comes free of charge.The Perfect Desktop - OpenSUSE 11.4 (GNOME)