var current_player_button;
var new_player_button;
var playerApp;

var init = function()
{
	playerApp = FABridge.mp3player.root();
	playerApp.addEventListener("stopped", onStopped);
	playerApp.addEventListener("playing", onPlaying);
	playerApp.addEventListener("buffering", onBuffering);
}

var onBuffering = function() 
{
	current_player_button = new_player_button;
	current_player_button.className ="load";
}

var onPlaying = function() 
{
	current_player_button.className ="pause";
}

var onStopped = function() 
{
	current_player_button.className = "play";
}

var playTracks = function(btn, tracks)
{
	var t = document.getElementById(btn);
	if (playerApp.isPlaying() && new_player_button == t)
	{
		playerApp.stopMusic();
	} 
	else
	{
		playerApp.stopMusic();
		new_player_button = t;
		playerApp.playMusic(tracks);
	}
}