(((KEYBOARD COMMAND HOT KEYS)))
To lock on: Click target with left mouse button ((Necessary after portal jumps to fire rockets))
To fire Lasers: Ctrl
To fire Rockets: Space bar
To change Ammunition: 1 (X1), 2 (X2), 3 (X3), 4 (X4), 5 (ABS)
To change Rockets: E, R, T
To lay Mines: Y, M
Portal jumps: J
To hide resources/bonus boxes/cargo boxes/mines: F ((F again to get everything back))
To change Configuration: C ((There is a small delay between changing back and forth))
To hide the Background/Status bar/ menu/ mini map: H ((H again to get everything back))
FYI: When the background is hidden, you can use the mini map with the letter B (To show and hide it), when background is hidden you´ll get a big “H” in the top left corner as a reminder.