Note: This procedure involves editing a game file; create a backup copy of the file before proceeding. Use a text editor to edit the "options_gengame.ids" file in the "datainterfaces" folder. Add the following lines to activate a "Cheat" button in the options menu:
BUTTON CHEATBUTTON 155,562,255,582
INCLUDE BUTTONTITEL.IDS
ALGIN LEFT
TEXT BFOND 0 255,255,255,255 "CHEAT MODE"
ONBUTTONUP SWAP OPTIONS_MISC.IDS
END BUTTON