Hostile skies is a Shooting Games. Control your plane using the mouse-move the mouse to the right to go faster, and left to slow down. Use the LEFT MOUSE BUTTON to shoot your machine grubs, and use the SPACE BAR to drop your bombs. To land bring your plane down slowly and touchdown as close to the end of the runway as possible-land too late or too quickly and you will overturn and crash into the hanger-land too steeply and you will crash. Use [P] to pause the game Use [M]to turn the music on/off.