Up/Down:	Move forward or backwards
Left/Right: 	Turn
Space: 		fire/Respawn
+:		increase screen size
-:		decrease screen size

F2:		toggle High quality rendering on/off
F3: 		toggle controls between turning and direction based
T:		chat

Weapon Keys:
1	Chainsaw
2	Desert Eagle
3	Uzi
4	Land Mines
0	No weapon