Untitled

<!DOCTYPE html>
<head>
<title>Poor man's script loader</title>
</head>
<body>
<div>Expected value: <b>1.6.1</b></div>
<div>Actual value: <b id="ret">Loading</b></div>
<script>
  /**
   * @function
   */
  var scriptLoader = function(a,b,c,d,e){d=document;c=d.createElement('script');c.src=a;e=!b;c.onload=function(){!e&&b();e=!0;};d.body.appendChild(c);}

  scriptLoader(
    'https://ajax.googleapis.com/ajax/libs/jquery/1.6.1/jquery.min.js',
    function(){
      document.getElementById( "ret" ).innerHTML = window.jQuery.fn.jquery;
    }
  );
</script>
</body>