shoot with space then press a arrow key for automatic firing, to move use arrow keys LEVEL PRESS ENTER BUT YOU HAVE TO BEAT THE PREVIOUS LEVEL FIRST press 1 to go to level 1 press 2 to go to level, 3 to go to level 3, 4 to go to level 4, 5 to go to level
THIS IS A DEMO WITH ONLY THE FIRST WORLD
