  (function() {
    var li = document.createElement('script'); li.type = 'text/javascript'; li.async = true;
    li.src = ('https:' == document.location.protocol ? 'https:' : 'http:') + '//platform.stumbleupon.com/1/widgets.js';
    var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(li, s);
  })();