my post in introduse wasnt posted, so write problem there with no introducion
sory if im wrong, but spend for 2 hours for find nice manual, so:

i have a problem after linux feather started with mouse ps/2
i m noob in linux and do only that i read in much forums
im write
Section "InputDevice"
Identifier "Mouse0"
Driver "mouse"
Option "Device" "/dev/mouse"
Option "Protocol" "PS/2"
Option "Emulate3Buttons" "on"
Option "ZAxisMapping" "4 5"
EndSection

but dont know did i save that

in some forum i read that for save need to push alt+f2

but dont know what to do, think i doo all wrong
mouse is optical, is it metter ?

please answer, better in russian