Cheatmode:
 When used improperly, this trick can get your character stuck.
 This bug takes advantage of task switching and generally requires
 another active window (i.e. a folder or notepad) to be open.
 Using this trick, the character can walk through walls, bushes,
 and water. Although he cannot walk through key holes, the
 character can easily walk though the walls/water/bushes
 that surround the key holes.
 
 1. Press and hold the alt key.
 2. Press and hold an arrow key.
 3. Tap (and release) the tab key.
 4. Release the arrow key (this step is not really necessary).
 5. Release the alt key when the trick is completed. You may 
    need to switch back to the game window by pressing alt+tab  
    or clicking the game window in the start menu.  
 6. Steps 2 and 3 must be executed before the character touches 

 Restore Health 
 At any time during gameplay, type in "ZackIsBack" to regain all lost health.