Start the game with the "-console" command line parameter. Press ~ in single player mode to display the console window. Then, enter one of the following codes to activate the corresponding cheat function:
Level names
Use one of the following entries with the "jump [level name]" code. Enter a space followed by a number after the name of a level to advance to a specific waypoint. For example, "jump AnezkaRoom 2". Note: The game will auto-save after changing to a new level. This may also prevent the game from completing normally.