<meta content='SEU NOME FACEBOOK' property='fb:admins'/>
<meta content='ID DE SEU APLICATIVO' property='fb:app_id'/>
Segundo código:
<script type="text/javascript">
//<![CDATA[
$(window).bind("load resize", function(){
var url = location.protocol+'//'+location.host+location.pathname;
var containercm_width = $('#container-commentfb').width();
$('#container-commentfb').html('<div class="fb-comments" ' +
'data-href="'+url+'"' +
' width="' + containercm_width + '" data-num-posts="5"></div>');
FB.XFBML.parse( );
});
//]]>
</script>
Terceiro código:
<b:if cond='data:blog.pageType == "item"'>
<div id='fb-root'/>
<script src='http://connect.facebook.net/pt_BR/all.js#xfbml=1'/>
<div id='container-commentfb' style='width: 100%;'><fb:comments expr:href='data:post.url' num_posts='5' width='650'/></div>
</b:if>
