Waterslide Island cheats and cheat codes for PC

Cheats:
In order to use a cheat code, go to the main menu, then select 
"About Waterslide Island". When you are in that screen, press the 
arrow keys or move the joystick in the directions listed below. 
You will hear a "click" with every direction you move in and the 
familiar "bubble menu selection sound" for a correctly entered code. 
You'll hear a buzzer if you don't enter the code correctly. 
Note: The following codes only works in the full version of the game.

 
Legend 
U = UP 
D = DOWN 
L = LEFT 
R = RIGHT 
 
Turn splashes off : DULLLRRRDD 
Clear high score list : ULRDUULRDD 
Always start first in line: UURRLLDDLD 

Turn on/off wireframe rendering (this may not work on 
some video cards): RUDRUDRUDD 

Turn on/off "flat" rendering (makes all of the 3D graphics 
look "blocky"... This may not work on some video cards): 
DURRLRLDUU 

Turn off the message queue (so you won't see messages like 
"Bradley fell off the slide"): UDRLDLLURU 

Unlock all levels up until and including Posedon's Lagoon (Level #2): 
UDLLRUDRLD 

Unlock all levels up until and including Palmtree Park (Level #3): 
UDLRUDUURD 

Unlock all levels up until and including Splash Summit (Level #4): 
UDRLDUUURL 

Change the bubbles into wireframe skeletons: 
LLRDLURUDU 

Be able to switch between racers (and their perspective) 
during a race with the F1-F8 keys: 
RRRURRRURR 

Turn off the internal timing mechanism of the game:
DURLUDRLUD 

Unlock *ALL* built-in levels: 
UDUDUDLRLR

Make it impossible for anyone to fall off the slide: 
RRUDLULLUR