Yeah, here's how the Milirats' controls work. It may sound bizarre in theory, but it gets pretty comfortable after awhile.

STATES

Q - Jump to the Left
W - Walk to the Left
E - Stop
R - Walk to the Right
T - Jump to the Right
S - Attack

Camera

A - Moves camera to the Left
D - Moves camera to the Right
SHIFT - Camera moves faster

UI

ESC - Pauses/Unpauses
F11 - Toggles Fullscreen/Windowed mode

MOUSE

Left Click - Applies move to a soldier
While aiming: Attacks
Right Click - Makes your troop aim
While aiming: Stops aiming

(Here's an image that shows how it looks like, if it makes sense.)