Asteroids Battle

Asteroids battle is a space shooter where you have to destroy all asteroids on screen, 
it add new features and new weapons to the original game.

how to play?
you can play it with keyboard or joystick.

keyboard command:
use arows to move,and the buttons:

s : fire normal shots
d : activate/deactivate the sheild
f : fire missiles
g : launch wave bombs 
l : shoot laser beam
space: fire charge shots (keep it pressed to charge)

f2 : toggle fullscreen
f3 : save game
f4 : load game
p : pause the game