no man.... i use 2 mouse, 1 usb and 1 ps/2
im sure they both good becouse i checked them on other cpu...
and guys, im sorrry
i did installed pci hardware
i installed something that call "opti"
its give's my computer 2 more usb
so i removed it and now the ps/2 mouse is working again but not cleard...
every 1 minute its stock for a few seconds
and every 20 minuts its just stock till i restart
and i did removed the hardware and erase it install from device manager