Social sharing

Social sharing content

https://www.addthis.com/get/sharing
            or
<a class="addthis_button" href="http://addthis.com/bookmark.php?v=250&amp;pub=xa-4b052bb8729b6bf2"><img src="http://s7.addthis.com/static/btn/v2/lg-share-en.gif" width="125" height="16" alt="Bookmark and Share" style="border:0"/></a>
<script type="text/javascript" src="http://s7.addthis.com/js/250/addthis_widget.js#pub=xa-4b052bb8729b6bf2"></script>

Simple Way

 <iframe src="https://www.facebook.com/plugins/like.php?href=YOUR SITE URL"
        scrolling="no" frameborder="0"
        style="border:none; width:450px; height:80px"></iframe>

All Social Plugins

https://developers.facebook.com/docs/plugins/ 

OR

jQuery Floating Social Share Plugin: floatShare

http://www.egrappler.com/jquery-floating-social-share-plugin-floatshare/