Section "ServerLayout"
Identifier "layout1"
Screen "screen1" LeftOf "screen2"
Screen "screen2"
#This is fairly self-explanatory. Matrox's
#documentation explains how to do more
#complicated layouts should you need to.
Option "Xinerama"
#Xinerama mode joins the screens into one
#desktop.
InputDevice "Mouse1" "CorePointer"
InputDevice "Mouse2" "SendCoreEvents"
InputDevice "Keyboard1" "CoreKeyboard"
EndSection