Facebook likebox est l'un des plugin Facebook les plus utilisé et aujourd’hui nous somme ici pour en créer et l'adapter à notre besoin .
1- Connectez-vous blogger --> Présentation >>Ajouter un gadget et choisissez >>HTML/JavaScript
2 - Copier/coller le code ci-dessous dans la boite qui vient de s'ouvrir.
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//* BloggerActuce Lightbox Style Popup Facebook Likebox Widget**//
<style>
/*
ColorBox Core Style:
The following CSS is consistent between example themes and should not be altered.
*/
#colorbox, #cboxOverlay, #cboxWrapper{position:absolute; top:0; left:0; z-index:9999; overflow:hidden;}
#cboxOverlay{position:fixed; width:100%; height:100%;}
#cboxMiddleLeft, #cboxBottomLeft{clear:left;}
#cboxContent{position:relative;}
#cboxLoadedContent{overflow:auto;}
#cboxTitle{margin:0;}
#cboxLoadingOverlay, #cboxLoadingGraphic{position:absolute; top:0; left:0; width:100%;}
#cboxPrevious, #cboxNext, #cboxClose, #cboxSlideshow{cursor:pointer;}
.cboxPhoto{float:left; margin:auto; border:0; display:block;}
.cboxIframe{width:100%; height:100%; display:block; border:0;}
/*
User Style:
Change the following styles to modify the appearance of ColorBox. They are
ordered & tabbed in a way that represents the nesting of the generated HTML.
*/
#cboxOverlay{background:#000;opacity:0.5 !important;}
#colorbox{
box-shadow:0 0 15px rgba(0,0,0,0.4);
-moz-box-shadow:0 0 15px rgba(0,0,0,0.4);
-webkit-box-shadow:0 0 15px rgba(0,0,0,0.4);
}
#cboxTopLeft{width:14px; height:14px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4ZCgEaCAfce4oWQIj-R-h0aFqYSG7NOiDc3e5_YxRvcvoDhXZXtc-bjR4_zIPtSAgw7VsxKBvqEN2bpsxKydTxMBp0-KBGzzN17dz8mkB0odLt3VMD_uRvwUyhXjejNG2QocQWG0a2M7o/s1600/controls.png) no-repeat 0 0;}
#cboxTopCenter{height:14px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHj3fC-YDJgtSxPTZOvsYP7kPOGAAxLn25Kzzxro0nQnLVZUH4vpn9dvj28H-Cx8_904g5-vpnf2grv-7VkrmU7ttrCt-wGT82zNumrXGVhWSV_JHNex4qmftBaszDfZQcue2PouMpfq-3/s1600/border.png) repeat-x top left;}
#cboxTopRight{width:14px; height:14px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4ZCgEaCAfce4oWQIj-R-h0aFqYSG7NOiDc3e5_YxRvcvoDhXZXtc-bjR4_zIPtSAgw7VsxKBvqEN2bpsxKydTxMBp0-KBGzzN17dz8mkB0odLt3VMD_uRvwUyhXjejNG2QocQWG0a2M7o/s1600/controls.png) no-repeat -36px 0;}
#cboxBottomLeft{width:14px; height:43px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4ZCgEaCAfce4oWQIj-R-h0aFqYSG7NOiDc3e5_YxRvcvoDhXZXtc-bjR4_zIPtSAgw7VsxKBvqEN2bpsxKydTxMBp0-KBGzzN17dz8mkB0odLt3VMD_uRvwUyhXjejNG2QocQWG0a2M7o/s1600/controls.png) no-repeat 0 -32px;}
#cboxBottomCenter{height:43px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHj3fC-YDJgtSxPTZOvsYP7kPOGAAxLn25Kzzxro0nQnLVZUH4vpn9dvj28H-Cx8_904g5-vpnf2grv-7VkrmU7ttrCt-wGT82zNumrXGVhWSV_JHNex4qmftBaszDfZQcue2PouMpfq-3/s1600/border.png) repeat-x bottom left;}
#cboxBottomRight{width:14px; height:43px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4ZCgEaCAfce4oWQIj-R-h0aFqYSG7NOiDc3e5_YxRvcvoDhXZXtc-bjR4_zIPtSAgw7VsxKBvqEN2bpsxKydTxMBp0-KBGzzN17dz8mkB0odLt3VMD_uRvwUyhXjejNG2QocQWG0a2M7o/s1600/controls.png) no-repeat -36px -32px;}
#cboxMiddleLeft{width:14px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4ZCgEaCAfce4oWQIj-R-h0aFqYSG7NOiDc3e5_YxRvcvoDhXZXtc-bjR4_zIPtSAgw7VsxKBvqEN2bpsxKydTxMBp0-KBGzzN17dz8mkB0odLt3VMD_uRvwUyhXjejNG2QocQWG0a2M7o/s1600/controls.png) repeat-y -175px 0;}
#cboxMiddleRight{width:14px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4ZCgEaCAfce4oWQIj-R-h0aFqYSG7NOiDc3e5_YxRvcvoDhXZXtc-bjR4_zIPtSAgw7VsxKBvqEN2bpsxKydTxMBp0-KBGzzN17dz8mkB0odLt3VMD_uRvwUyhXjejNG2QocQWG0a2M7o/s1600/controls.png) repeat-y -211px 0;}
#cboxContent{background:#fff; overflow:visible;}
#cboxLoadedContent{margin-bottom:5px;}
#cboxLoadingOverlay{background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhwgPiCuxWJB0gUhDD8w6qFMGpKVl1fbgIB7P5uk801JXz62cBDq1SjsjR1vb-oDNIZJDh9XUTfY_nh8aip8GjqoLqiVfWctWwPglCCw7zmcJJ3wLs0bGNgvgFfUdtYBip2J_suIMHWuCNa/s1600/loading-background.png) no-repeat center center;}
#cboxLoadingGraphic{background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQDh9tIcpfJ_WfNrJw4O-SvPmk0grRxYgPwoR0dymTFDrQ3bkZ51VzSw9UdnDpL6OXNlpd8YlEV-rb4wwyUm6vbvee847KESznoyZJ0VgA9QG-IgjItQKqPVr2Vs5gMdNdemhIisSGblsw/s1600/loading.gif) no-repeat center center;}
#cboxTitle{position:absolute; bottom:-25px; left:0; text-align:center; width:100%; font-weight:bold; color:#F1F1F1;}
#cboxCurrent{position:absolute; bottom:-25px; left:58px; font-weight:bold; color:#F1F1F1;}
#cboxPrevious, #cboxNext, #cboxClose, #cboxSlideshow{position:absolute; bottom:-29px; background:url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4ZCgEaCAfce4oWQIj-R-h0aFqYSG7NOiDc3e5_YxRvcvoDhXZXtc-bjR4_zIPtSAgw7VsxKBvqEN2bpsxKydTxMBp0-KBGzzN17dz8mkB0odLt3VMD_uRvwUyhXjejNG2QocQWG0a2M7o/s1600/controls.png) no-repeat 0px 0px; width:23px; height:23px; text-indent:-9999px;}
#cboxPrevious{left:0px; background-position: -51px -25px;}
#cboxPrevious.hover{background-position:-51px 0px;}
#cboxNext{left:27px; background-position:-75px -25px;}
#cboxNext.hover{background-position:-75px 0px;}
#cboxClose{right:0; background-position:-100px -25px;}
#cboxClose.hover{background-position:-100px 0px;}
.cboxSlideshow_on #cboxSlideshow{background-position:-125px 0px; right:27px;}
.cboxSlideshow_on #cboxSlideshow.hover{background-position:-150px 0px;}
.cboxSlideshow_off #cboxSlideshow{background-position:-150px -25px; right:27px;}
.cboxSlideshow_off #cboxSlideshow.hover{background-position:-125px 0px;}
/*-----------------------------------------------------------------------------------*/
/* Facebook Likebox popup For Blogger
/*-----------------------------------------------------------------------------------*/
#subscribe {
font: 12px/1.2 Arial,Helvetica,san-serif; color:#666;
}
#subscribe a,
#subscribe a:hover,
#subscribe a:visited {
text-decoration:none;
}
.box-tagline {
color: #999;
margin: 0;
text-align: center;
}
#subs-container {
padding: 35px 0 30px 0;
position: relative;
}
a:link, a:visited {
border:none;
}
.demo {
display:none;
}
</style>
<script src='http://ajax.googleapis.com/ajax/libs/jquery/1.5/jquery.min.js'></script>
<script src="http://yourjavascript.com/11215013191/jquery.colorbox-min.js"></script>
<script type="text/javascript">
jQuery(document).ready(function(){
if (document.cookie.indexOf('visited=true') == -1) {
var fifteenDays = 1000*60*60*24*7;
var expires = new Date((new Date()).valueOf() + fifteenDays);
document.cookie = "visited=true;expires=" + expires.toUTCString();
$.colorbox({width:"400px", inline:true, href:"#subscribe"});
}
});
</script>
<!-- This contains the hidden content for inline calls -->
<div style='display:none'>
<div id='subscribe' style='padding:10px; background:#fff;'>
<center><img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEivi2LqSt0O3Wfm5H7BuUrxMAjnZPFF3ZzDhfkk8kIwMFP-qCZHdHV0N_86hR721rBE3q6MazLO0GTHqgF5tRBNOL3TD4Ch8cLL-f6kKzKkAD-uU1IGqlcmulxQwejIe4_5gJjjLs21b5Jj/s1600/LikeUsOnFacebook.png" width:300px; height:150px;"/></center>
<center>
<iframe src="//www.facebook.com/plugins/likebox.php?href=http%3A%2F%2Fwww.facebook.com%2FBloggerActuce&width=300&colorscheme=light&show_faces=true&border_color=%23ffffff&stream=false&header=false&height=258" scrolling="no" frameborder="0" style="border:none; overflow:hidden; width:300px; height:258px;" allowtransparency="true"></iframe>
</center>
<p style=" float:right; margin-right:35px; font-size:4px;" >Powered By <a style=" font-size:5px; color:#3B78CD; text-decoration:none;" href="http://www. blogger-astuce.blogspot.com">Blogger Widgets</a> | Customized By: <a style=" font-size:5px; color:#3B78CD; text-decoration:none;" href="http://www.blogger-astuce.blogspot.com">Blogging Tips</a> </p>
</div>
</div>
---------------------------------------------
3- Personnalisation de widget :
Le widget enregistre dans l'ordinateur du client un cookie qui permet de permet de customiser la fréquence d’apparition du widget, dans notre cas après 7 jours ce widget va s'ouvrir au client. vous pouvez changer cette valeur par 1 par exemple pour faire apparaître le widget chaque jour ou toute autre valeur.