gistfile1.js

  <script>
    var apiKey = '<%= Rails.application.config.tokbox_api_key %>';
    var sessionId = '<%= session_id %>';
    var token = '<%= token %>';

    var session = OT.initSession(apiKey, sessionId);

    session.on("streamCreated", function(event) {
      session.subscribe(event.stream);
    }); 

    session.connect(token, function(error) {
      var publisher = OT.initPublisher();
      session.publish(publisher);
    }); 

  </script>