Simple CartoDB Torque Map without a time-slider bar

<!DOCTYPE html>
<html>
  <head>
    <title>Easy example | CartoDB.js</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
    <link rel="shortcut icon" href="https://cartodb.com/assets/favicon.ico" />
    <style>
      html, body, #map {
        height: 100%;
        padding: 0;
        margin: 0;
      }
    </style>

<script src="https://libs.cartocdn.com/cartodb.js/v3/3.13/cartodb.js"></script>

window.onload = main;
    </script>
  </body>
</html>

Modified http://libs.cartocdn.com/cartodb.js/v3/3.13/cartodb.js to a secure url

https://libs.cartocdn.com/cartodb.js/v3/3.13/cartodb.js