= player page.asciicast, page.playback_options
p.powered
  ' Powered by
  a href=root_url target="_top" asciinema

javascript:

  var player = document.getElementById('player');

  player.addEventListener('attached', function() {
    var target = parent.postMessage ? parent : (parent.document.postMessage ? parent.document : undefined);
    if (typeof target != "undefined" && window !== window.parent) {
      var w = player.getElementsByClassName('asciinema-player')[0].offsetWidth;
      var h = Math.max(document.body.scrollHeight, document.body.offsetHeight);
      target.postMessage(['asciicast:size', { width: w, height: h }], '*');
    }

    function onMessage(e) {
      if (e.data == 'asciicast:play' || e.data[0] == 'asciicast:play') {
        player.play();
      }

      // reveal.js support

      if (e.data == 'slide:start') {
        player.play();
      } else if (e.data == 'slide:stop') {
        player.pause();
      }
    }

    window.addEventListener("message", onMessage, false);
  });