var displaySongData = function(data) {
	if (data.artist !== $('#artist').text() || data.title !== $('#track').text()){

	}

	$('#artist').text(data.artist);
	$('#track').text(data.title);


	window.setTimeout(fetchSongData, 5000);
};

var fetchSongData = function() {
	$.ajax({
		url: 'nowplaying.json'
	}).done(displaySongData);
};

$(fetchSongData);