istal

Hi. I am trying to install ML 10.8.3 on my Laptop. Laptop specs: core i3-2170m hd 3000 graphics, hm 75 -chipset, hdd 500gb. I made bootable usb stick, and ican get the instalation screen with boot keys -v -x. But in instalation i got only laptop keyboard working, my mouse does not work. So i...