Could someone please tell me, how you can split your screen into two viewpoints of seperate cameras, while in gamemode? I want to do a cargame
for two persons and don't understand the explanation on wiki.Blender.org.

May be this is what you need:

http://www.tutorialsforblender3d.com/Blender_GameEngine/Viewports/Viewports_1.html

Thx a lot ))))))))))))))