Hide button: Minimize window during Standoff (window converts to numbered icon)
Standoff button: Remain within visual range but do not approach or attack UFO
Cautious Attack button: Attack while remaining at maximum X-Com weapon range
Standard Attack button: Attack with both weapons (if available)
Aggressive Attack button: Attack with both weapons, close to point-blank range
Disengage button: Break off contact with UFO and return to base
UFO Image button: Replace window with image of UFO (scale indicates UFO's size)