The Alarm:         It adds 30 time units to your time meter.
The Bomb:          It knocks out all the enemies on the screen.
The Shield:        It makes you invulnerable... for a little while.
The Axe:           It lets you knock out your enemies with one blow.
The Spring:        It lets you jump higher and further.
The Cross of Life: It gives you an extra life.
There are two ways to pick up a bonus:
In the caves or through the Guru Meditation.
The Trampoline: It lets you do  extra  long jumps. Climb on and direct
Prehistorik to the left or right.
The Balloons and Alphaplane: These are more rare. To use them, climb on and
use the joystick to direct your flight.

Music on/off..........F2
Sound on/off..........F3
Pause.................F10
Back to DOS...........Esc
Jump/Climb............8/Up arrow
Go right..............6/Right arrow
Go left...............4/Left arrow
Down/Enter cave.......2/Down arrow
Hit...................Space bar
