Key Command
F1 - Reset
F2 - Pause
F3 - Screenshot (ALT+PRINTSCREEN, PRINTSCREEN)
F4 - Limit speed
F5 - Refresh ROM list
F5 - Save
F7 - Load
ALT+ENTER - Switch between Fullscreen and Windored
CTRL+O - Open ROM
CTRL+A - Save As...
CTRL+L - Load...
CTRL+S - Settings
Yes, Project64 uses INI files although they uses the extension RDB, RomDataBase, look for a thread entitled Rbd wip in the Project 64 forum, the first post contains the newest RDB...