function toggleTracklist(id) {
	
	if (document.getElementById('tracklistOpener'+id).className=='open') {
		document.getElementById('tracklistOpener'+id).className = "";
		document.getElementById('tracklist'+id).className = "tracklist";
	} else {
		document.getElementById('tracklistOpener'+id).className = "open";
		document.getElementById('tracklist'+id).className = "tracklist open";
	}
	
}