Click on the game interface to start the game, start loading the game. Loaded, click the Start button (that is, the white circle inside the small white arrows that) and then click "OK" to go.
W,A,S,D: Move J: Fire K: Jump
(1) Invincible mode: in the course of the game by "Shift +2 + P" to switch to the invincible state. (2) custom bullet: In the "Game Settings" click "OK" at the same time hold down the "Shift +2 + S", can shotgun bullets as the default, while holding down the "Shift +2 + L", allows the laser gun bullets as the default, and so on. The default button: on (W), under (S), Left (A), Right (D), shooting (J), jumping (K), the hard disk in the download version you can also use the game co