True async loading of Addthis widgets

by Schepp

HTML

<!-- AddThis Button BEGIN -->
<div class="addthis_toolbox addthis_default_style ">
<a class="addthis_button_facebook_like" fb:like:layout="button_count"></a>
<a class="addthis_button_tweet"></a>
<a class="addthis_button_pinterest_pinit"></a>
<a class="addthis_counter addthis_pill_style"></a>
</div>
<!-- AddThis Button END -->

JavaScript

(function() {
    var s = document.createElement('script');
    s.type = 'text/javascript';
    s.async = true;
    s.src = 'http://s7.addthis.com/js/250/addthis_widget.js#async=1';
    s.onload = function(){ addthis.init(); };
    var x = document.getElementsByTagName('script')[0];
    x.parentNode.insertBefore(s, x);
})();