function syncSongInPlaylist() {
    var activePlaylistIndex = _config2.default.active_playlist != null && _config2.default.active_playlist != "" ? _config2.default.playlists[_config2.default.active_playlist].active_index : null;

    /*
    Gets all of the song buffered progress bars.
    */
    var songBufferedProgressBarsSongsInPlaylist = document.querySelectorAll('.amplitude-buffered-progress[data-amplitude-song-index="' + activePlaylistIndex + '"][data-amplitude-playlist="' + _config2.default.active_playlist + '"]');

    /*
    Iterate over all of the song buffered progress bar and
    set them to 0 which is like re-setting them.
    */
    for (var i = 0; i < songBufferedProgressBarsSongsInPlaylist.length; i++) {
      if (!isNaN(_config2.default.buffered)) {
        songBufferedProgressBarsSongsInPlaylist[i].value = parseFloat(parseFloat(_config2.default.buffered) / 100);
      }
    }
  }
Sync the song in playlist song buffered progress elements.