Autoplay and mute Youtube video

<div id="player"><iframe width="300" height="200" src="https://www.youtube.com/embed/url-id-video" frameborder="0" allowfullscreen></iframe></div>

    <script>
      // 2. This code loads the IFrame Player API code asynchronously.
      var tag = document.createElement('script');

      tag.src = "https://www.youtube.com/iframe_api";
      var firstScriptTag = document.getElementsByTagName('script')[0];
      firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);

      // 3. This function creates an <iframe> (and YouTube player)
      //    after the API code downloads.
      var player;
      function onYouTubeIframeAPIReady() {
        player = new YT.Player('player', {
          height: '200',
          width: '300',
          videoId: 'url-id-video',
          events: {
            'onReady': onPlayerReady,
            'onStateChange': onPlayerStateChange
          }
        });
      }

      // 4. The API will call this function when the video player is ready.
      // In "event.target.setVolume (0)" is with audio on mute (value: 0).
      // To put maximum volume change to "event.target.setVolume (100)"
      function onPlayerReady(event) {
        event.target.playVideo();
        event.target.setVolume(0);
      }

      // 5. The API calls this function when the player's state changes.
      //    The function indicates that when playing a video (state=1),
      //    the player should play for two minutes and then stop.
      //    To increase or decrease the time just change the value 120000, which is equivalent to two minutes.
      //    Code edited by limontec.com
      var done = false;
      function onPlayerStateChange(event) {
        if (event.data == YT.PlayerState.PLAYING && !done) {
          setTimeout(stopVideo, 120000);
          done = true;
        }
      }
      function stopVideo() {
        player.stopVideo();
      }
    </script>