gistfile1.js

var VimeoPlayer = function (player_id) {
  this.player = document.getElementById(player_id);
  this.player_ready = false;
  this.play_when_ready = false;

  this.play = function () {
    if (this.player_ready !== true) {
      this.play_when_ready = true;
    }
    this.command('play');
  }

  this.command = function (action, value) {
    var url = this.player.src,
        data = {method: action}

    if (value !== undefined) {
      data.value = value;
    }

    return this.player.contentWindow.postMessage(JSON.stringify(data), url);
  }

  // Listen for messages from the player
  if (window.addEventListener) {
    window.addEventListener('message', onMessageReceived, false);
  } else {
    window.attachEvent('onmessage', onMessageReceived, false);
  }

  // Handle messages received from the player
  function onMessageReceived(e) {
    var data = JSON.parse(e.data);

    switch (data.event) {
    case 'ready':
      if (typeof onReady === 'function') { onReady(); }
      break;

    case 'playProgress':
      if (typeof onPlayProgress === 'function') { onPlayProgress(data.data); }
      break;
    
    case 'pause':
      if (typeof onPause === 'function') { onPause(); }
      break;
    
    case 'finish':
      if (typeof onFinish === 'function') { onFinish(); }
      break;
    }
  }

  // set event callbacks
  var that = this;
  var onReady = function () {
    that.player_ready = true;
    if (that.play_when_ready === true) {
      that.command('play');
    }
  }

  var onFinish = function () {
    that.command('unload');
  }
}