<a class="twitter-share-button"
  href="https://twitter.com/intent/tweet?url={{ site.url }}{{ page.url }}&text={{ page.title }}&via=bahbbc"
  data-counturl="https://dev.twitter.com/web/tweet-button"
  target="_blank">Tweet</a>

<a class="twitter-share-button"
  href="https://twitter.com/intent/tweet?url={{ site.url }}{{ page.url }}&text={{ page.title }}"
  data-via="bahbbc"
  target="_blank">Tweet</a>
<script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');</script>

Add js to twitter btn
Add js to twitter btn
