Snippets for Loading Scripts Asynchronously

asynchronous-snippet-loading.md

https://help.optimizely.com/Set_Up_Optimizely/Synchronous_and_Asynchronous_snippet_loading

(function(ss, el, path) {
  el.async = true; 
  el.defer = true; 
  el.src = path; 
  el.type = 'text/javascript';
  ss.parentNode.insertBefore(el, ss);
})(document.createElement('script'),
   document.getElementsByTagName('script')[0],
  'https://platform.linkedin.com/badges/js/profile.js');