Controls
Player 1 Player 2 Player 3 Player 4
Jump Up W I 4(NUMPAD)
Crouch Down S K 5(NUMPAD)
Left Left A J 6(NUMPAD)
Right Right D L 8(NUMPAD)
Action Ctrl Spacebar Alt 0(NUMPAD)

Note that some commands may be already in use by your webbrowser. Downloading the flash file and then playing it in it's own window is recommended.