Arrow keys: duh, to move around a: pick up key(s) DON'T TOUCH THE BLUE LINES. YOU WILL DIE.
The reason why I did this is because I wanted to make a maze game. I bet no one around here can beat a high score of 0 deaths! For Max. I added the music. (It get a bit annoying after a while) I'll upgrade it with a volume changy thing.