Added a 'Now playing' identifier to currently playing track

public/css/main.css

@@ -676,6 +676,8 @@ body {
 #track-title {
   padding-right: 10px;
   padding-left: 10px; }
+  #track-title span {
+    text-decoration: underline; }
 
 .album-art {
   width: 100%; }

public/js/music.js

@@ -50,7 +50,7 @@ function getAlbumInfo(albumElem) {
     // change album artwork
     $('#album-artwork').attr('src', json.album_art);
     // change album title
-    $('#album-title').text(json.title);
+    $('#album-title span').text(json.title);
     // change album release date
     $('#album-release span').text(formatReleaseDate(json.release_date));
     // change album description