Hold down the left mouse button while it loads and a message will appear (CHEAT MODE ACTIVE). Now you can use the following keys:
'1'-----Baseball bat | 'HELP'------Jump to next level
'2'--------Golf club | 'I'------------Invulnaribility
'3'---Tennis racquet | 'L'----------Get an extra life
'R'--Sets time to 24 | 'B'--Collect all BONUS letters
'T'--Sets time to 99 | 'E'--Collect all EXTRA letters