A facebook comment box help you comment directly from your facebook,gmail,yahoo and other   accounts without having to sign up for the website.you can comment directly via facebook accounts and it will be share on facebook.

WHAT IS THE  BENEFIT OF FACEBOOK COMMENT BOX

a facebook comment box helps you gain quality backlinks from websites and facebook.you can comment multiple times and there is no need for approval or moderation.you can give a hyperlink to your website with keywords and it will help in gaining good ranking in google.

Steps:

The process to add a comment box to blogger blog is very easy.no need to make id on facebook. com no need to edit html.just you need to copy one code to your website or blog and it will work.to start,just copy the below code and paste in html gadget for blogger blog.

Code:

<script>(function(d){
  var js, id = 'facebook-jssdk'; if (d.getElementById(id)) {return;}
  js = d.createElement('script'); js.id = id; js.async = true;
  js.src = "//connect.facebook.net/en_US/all.js#xfbml=1";
  d.getElementsByTagName('head')[0].appendChild(js);
}(document));</script>
<div class="fb-comments" data-href="www.exotichackers.blogspot.com" data-num-posts="10" data-width="500"></div>
Just replace the highlighted codes with your blog url and you are done.refresh the page and visit your website,it will be working.