Press ENTER and then type in any of the following. Press ENTER again to enable it

Code	Effect
heal	Full Health and Energy
god	God Mode
killplayer	Suicide 1
Parts (# of parts)	Gives player that number of parts, Parts with no # gives one part.
skillpoints (plus the number of parts you want to add)	Gives you skillpoints. A - before the number will give you a negative value if you want to subtract skillpoints.