| Tactic for one or two players

| Each player uses a joystick instead of the
| following keys...

| Start      - Fire button
| Left       - Stick left
| Right      - Stick right
| Down speed - Stick down
| Button     - Stick up

|---------------------------------------------------

| Define movement keys for joystick one
E         = left_1
R         = right_1
A         = down_1
Q         = up_1
num_1     = fire_1

| Define movement keys for joystick two
num_9     = left_2
num_-     = right_2
num_4     = down_2
num_7     = up_2
num_2     = fire_2
