// https://dev.twitter.com/web/javascript/loading
window.twttr = (function (d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0],
      t = window.twttr || {};
  if (d.getElementById(id)) return t;
  js = d.createElement(s);
  js.id = id;
  js.src = "https://platform.twitter.com/widgets.js";
  fjs.parentNode.insertBefore(js, fjs);

  t._e = [];
  t.ready = function (f) {
      t._e.push(f);
  };

  return t;
}(document, "script", "twitter-wjs"));

// https://developers.facebook.com/docs/plugins/share-button
(function (d, s, id) {
var js, fjs = d.getElementsByTagName(s)[0];
if (d.getElementById(id)) return;
js = d.createElement(s);
js.id = id;
js.src = 'https://connect.facebook.net/en_US/sdk.js#xfbml=1&version=v2.11&appId=366384430479764';
fjs.parentNode.insertBefore(js, fjs);
}(document, 'script', 'facebook-jssdk'));
// https://dev.twitter.com/web/javascript/loading
window.twttr = (function (d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0],
      t = window.twttr || {};
  if (d.getElementById(id)) return t;
  js = d.createElement(s);
  js.id = id;
  js.src = "https://platform.twitter.com/widgets.js";
  fjs.parentNode.insertBefore(js, fjs);

  t._e = [];
  t.ready = function (f) {
      t._e.push(f);
  };

  return t;
}(document, "script", "twitter-wjs"));

// https://developers.facebook.com/docs/plugins/share-button
(function(d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) return;
  js = d.createElement(s); js.id = id;
  js.src = 'https://connect.facebook.net/en_US/sdk.js#xfbml=1&version=v2.12';
  fjs.parentNode.insertBefore(js, fjs);
}(document, 'script', 'facebook-jssdk'));
Update fb js to v2.12