Type in:
"pumpyouup" for 99 of every weapon
"hatman" to turn into a stick man
"meowmeowlikemeowman" for 9 lives
"eatmorebran" for 9 continues
"idbuythatforadollar" to access all levels
"fiveeasypieces" to warp to level 5
"letsdothetimewarp" to play original Pitfall
"framerate" to display framerate
"iddqd" for a cool message