thx, i wll read this.
but i try it with AHK and my script works.
Joy7::
if GetKeyState("Joy8")
Goto, kill_emu
return
Joy8::
if GetKeyState("Joy7")
Goto, kill_emu
return
kill_emu:
{
Process, Exist, Dolphin.exe
If ErrorLevel <> 0
Process, Close, Dolphin.exe
Process, Exist, Project64.exe
If ErrorLevel <> 0
Process, Close, Project64.exe
return
}