First, press M to display the cheat prompt.Then put in one of the following codes and press [Enter] to activate the cheat.

Money increased by 5000 way mo money
Suicide slick
Win scenario done
Invincibility yoyo
Rainy weather stormy
Clear weather clearsky
Snowy weather flurry
Invincibility chump
Unlimited weapons dangerous
Super weapons tuff ass
Unlimited weapons and invincibility dangerous chump
Super speed and invincibility chump[Enter]chump