Section "InputDevice"
    Identifier     "Logitech MouseMan Wheel"
    Driver         "mouse"
    Option         "Protocol" "ExplorerPS/2"
    Option         "Device" "/dev/input/mice"
    Option         "Buttons" "4"
    Option         "ZAxisMapping" "4 5"
    Option         "ButtonMapping" "1 4 3 2"
EndSection