function soundLoaded() {

  // enable buttons, the sounds are loaded

   var button1 = document.getElementById("explosion");

   button1.disabled = false;

   button1.addEventListener("click", function() {

     sound.play('blast');

   });

   var button2 = document.getElementById("basic_explosion");

   button2.disabled = false;

   button2.addEventListener("click", function() {

     sound.play('laser');

   });

   var button3 = document.getElementById("winner");

   button3.disabled = false;

   button3.addEventListener("click", function() {

     sound.play('winner');

   });

}

​

​

// Load and decode sounds

var sound = new Howl({

  urls: ['http://goldfirestudios.com/proj/howlerjs/sounds.mp3', 'http://goldfirestudios.com/proj/howlerjs/sounds.ogg'],

  sprite: {

    blast: [0, 2000],

    laser: [3000, 700],

    winner: [5000, 9000]

  }, 

  onload: function() { 

     console.log("Sound loaded");

     soundLoaded();

  }

});

​

​