/sounds/easyPingPong.mp3
/sounds/mediumPingPong.mp3
/sounds/hardPingPong.mp3
/sounds/extremePingPong.mp3
/sounds/onlinePingPong1.mp3
/sounds/onlinePingPong2.mp3
/sounds/onlinePingPong3.mp3
/sounds/won.mp3
/sounds/kick.mp3
/sounds/gameOver.mp3