<li>
<a href="https://twitter.com/share"
class="twitter-share-button"
data-count="vertical"
data-via="ENJILOG"
data-url="<?php the_permalink(); ?>" data-text="<?php the_title(); ?>">Tweet</a>
<script type="text/javascript" src="//platform.twitter.com/widgets.js"></script>
</li>