If You like To Make this Facebook Like Box In Your Blog or website, its good idea
because social networks are those sites which can increase your site traffic.

1. go to blogger
2.open layot then click on add a gadget
3. choose html/javascript
4. copy the code given below

 <iframe src="//www.facebook.com/plugins/likebox.php?href=http://www.facebook.com/aniketgamezone&amp;width=292&amp;height=258&
amp;colorscheme=light&amp;show_faces=true&amp;border_color&amp;stream=false&amp;header=false&amp;" style="border:none; overflow:hidden; width:292px; height:258px;" ></iframe>


the code written in red color simply change on your own username page

5. save it.



2. If you wish to put pop up Facebook Widget For Your site

then Copy the following links



  <!--
DO NOT REMOVE OR MODIFY THIS CODE BEYOND PERMISSIONS. RESPECT DESIGNER, RESPECT DMCA.
Facebook Likebox using jQuery Lightbox - Extended v1.0
Source Url: http://www.techprevue.com/2013/05/facebook-likebox-using-jquery-lightbox.html
This widget is distributed under cc license - BY-NC-ND INT. No-derivatives Allowed.
jQuery Colorbox Credit: http://www.jacklmoore.com/colorbox/
Please keep intact this copyright notice if you are using or distributing this widget on your website/site/blog.
-->
<script src='//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js'></script>
<script src="//sites.google.com/site/techprevue/home/jquery.colorbox.min.js"></script>
<link rel="stylesheet" href="//sites.google.com/site/techprevue/home/colorbox.css" type="text/css" />
<script type="text/javascript">
jQuery(document).ready(function(){
if (document.cookie.indexOf('visited=true') == -1) {
var setDays = 1000*60*60*24*30;
var expires = new Date((new Date()).valueOf() + setDays);
document.cookie = "visited=true;expires=" + expires.toUTCString();
$.colorbox({width:"430px", height:"470px", inline:true, href:"#tP"});
}
});
</script>
<div style="display:none">
<div id="tP" style="background:#fff;position:scroll;z-index:99999999">
<div style="text-align:center;padding-top:15px">
<h2 class="tP">Subscribe all latest updates via Facebook</h2>
<iframe src="//www.facebook.com/plugins/likebox.php?href=http%3A%2F%2Fwww.facebook.com%2Faniketgamezone&amp;width=342&amp;height=300&amp;show_faces=true&amp;colorscheme=light&amp;stream=false&amp;show_border=false&amp;header=false&amp;appId=" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:342px; height:300px;" allowtransparency="true"></iframe>
<p style="font-size:xx-small"><a href="http://www.techprevue.com/2013/05/facebook-likebox-using-jquery-lightbox.html">Facebook Likebox using jQuery Lightbox v1.0 Extended by Tech Prevue</a></p>
<!-- DO NOT REMOVE OR MODIFY THIS CODE BEYOND PERMISSIONS. RESPECT DESIGNER, RESPECT DMCA. -->
</div></div></div>
<style>
#colorbox,#cboxOverlay,#cboxWrapper{position:absolute;top:0;left:0;z-index:9999;overflow:hidden}#cboxOverlay{position:fixed;width:100%;height:100%;background:#fff}#cboxMiddleLeft,#cboxBottomLeft{clear:left}#cboxContent{position:relative;background:#fff;overflow:hidden}#cboxLoadedContent{overflow:auto;-webkit-overflow-scrolling:touch;margin-bottom:20px}#cboxTitle{margin:0;position:absolute;bottom:0;left:0;text-align:center;width:100%;color:#999}#cboxLoadingOverlay,#cboxLoadingGraphic{position:absolute;top:0;left:0;width:100%;height:100%}#cboxPrevious,#cboxNext,#cboxClose,#cboxSlideshow{cursor:pointer}.cboxPhoto{float:left;margin:auto;border:0;display:block;max-width:none;-ms-interpolation-mode:bicubic}.cboxIframe{width:100%;height:100%;display:block;border:0;background:#fff}#colorbox,#cboxContent,#cboxLoadedContent{box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box}#colorbox{outline:0}#cboxTopLeft{width:25px;height:25px;background:url(//goo.gl/FZnJE) no-repeat}#cboxTopCenter{height:25px;background:url(//goo.gl/FZnJE) repeat-x 0 -50px}#cboxTopRight{width:25px;height:25px;background:url(//goo.gl/FZnJE) no-repeat -25px 0}#cboxBottomLeft{width:25px;height:25px;background:url(//goo.gl/FZnJE) no-repeat 0 -25px}#cboxBottomCenter{height:25px;background:url(//goo.gl/FZnJE) repeat-x 0 -75px}#cboxBottomRight{width:25px;height:25px;background:url(//goo.gl/FZnJE) no-repeat -25px -25px}#cboxMiddleLeft{width:25px;background:url(//goo.gl/bhmpc) repeat-y}#cboxMiddleRight{width:25px;background:url(//goo.gl/bhmpc) repeat-y -25px 0}#cboxError{padding:50px;border:1px solid #ccc}#cboxCurrent{position:absolute;bottom:0;left:100px;color:#999}#cboxLoadingOverlay{background:url(//goo.gl/o98PY) no-repeat 5px 5px #fff}#cboxPrevious,#cboxNext,#cboxSlideshow,#cboxClose{border:0;padding:0;margin:0;overflow:visible;width:auto;background:none}#cboxPrevious:active,#cboxNext:active,#cboxSlideshow:active,#cboxClose:active{outline:0}#cboxSlideshow{position:absolute;bottom:0;right:42px;color:#444}#cboxPrevious{position:absolute;bottom:0;left:0;color:#444}#cboxNext{position:absolute;bottom:0;left:63px;color:#444}#cboxClose{position:absolute;bottom:0;right:0;display:block;color:#444}.cboxIE #cboxTopLeft,.cboxIE #cboxTopCenter,.cboxIE #cboxTopRight,.cboxIE #cboxBottomLeft,.cboxIE #cboxBottomCenter,.cboxIE #cboxBottomRight,.cboxIE #cboxMiddleLeft,.cboxIE #cboxMiddleRight{filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#00FFFFFF,endColorstr=#00FFFFFF)}
</style>

note - the popup show the same visitors once in 30 days if u wish to change simply the code written in blue change it.
Here The code written in red color change on your own facebook page username .
 for  any help comment below