diff --git a/index.php b/index.php
index 07aeaa5..fad0340 100644
--- a/index.php
+++ b/index.php
@@ -309,8 +309,8 @@ function autoLocale()
         if (preg_match('/([a-z]{2})-?([a-z]{2})?/i',$_SERVER['HTTP_ACCEPT_LANGUAGE'],$matches)) {
             $loc = $matches[1] . (!empty($matches[2]) ? '_' . strtoupper($matches[2]) : '');
             $attempts = array($loc.'.UTF-8', $loc, str_replace('_', '-', $loc).'.UTF-8', str_replace('_', '-', $loc),
-                $loc . '_' . strtoupper($loc).'.UTF-8', $loc . '_' . strtoupper($loc), 
-                $loc . '_' . $loc.'.UTF-8', $loc . '_' . $loc, $loc . '-' . strtoupper($loc).'.UTF-8', 
+                $loc . '_' . strtoupper($loc).'.UTF-8', $loc . '_' . strtoupper($loc),
+                $loc . '_' . $loc.'.UTF-8', $loc . '_' . $loc, $loc . '-' . strtoupper($loc).'.UTF-8',
                 $loc . '-' . strtoupper($loc), $loc . '-' . $loc.'.UTF-8', $loc . '-' . $loc);
         }
     }
@@ -1555,7 +1555,7 @@ function renderPage()
         pubsubhub();
 
         // If we are called from the bookmarklet, we must close the popup:
-        if (isset($_GET['source']) && $_GET['source']=='bookmarklet') { echo '<script>self.close();</script>'; exit; }
+        if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }
         $returnurl = ( isset($_POST['returnurl']) ? $_POST['returnurl'] : '?' );
         $returnurl .= '#'.smallHash($linkdate);  // Scroll to the link which has been edited.
         if (strstr($returnurl, "do=addlink")) { $returnurl = '?'; } //if we come from ?do=addlink, set returnurl to homepage instead
@@ -1567,7 +1567,7 @@ function renderPage()
     if (isset($_POST['cancel_edit']))
     {
         // If we are called from the bookmarklet, we must close the popup:
-        if (isset($_GET['source']) && $_GET['source']=='bookmarklet') { echo '<script>self.close();</script>'; exit; }
+        if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }
         $returnurl = ( isset($_POST['returnurl']) ? $_POST['returnurl'] : '?' );
         $returnurl .= '#'.smallHash($_POST['lf_linkdate']);  // Scroll to the link which has been edited.
         header('Location: '.$returnurl); // After canceling, redirect to the page the user was on.
@@ -1586,7 +1586,7 @@ function renderPage()
         $LINKSDB->savedb(); // save to disk
 
         // If we are called from the bookmarklet, we must close the popup:
-        if (isset($_GET['source']) && $_GET['source']=='bookmarklet') { echo '<script>self.close();</script>'; exit; }
+        if (isset($_GET['source']) && ($_GET['source']=='bookmarklet' || $_GET['source']=='firefoxsocialapi')) { echo '<script>self.close();</script>'; exit; }
         // Pick where we're going to redirect
         // =============================================================
         // Basically, we can't redirect to where we were previously if it was a permalink
@@ -1594,7 +1594,7 @@ function renderPage()
         // Cases:
         //    - /             : nothing in $_GET, redirect to self
         //    - /?page        : redirect to self
-        //    - /?searchterm  : redirect to self (there might be other links) 
+        //    - /?searchterm  : redirect to self (there might be other links)
         //    - /?searchtags  : redirect to self
         //    - /permalink    : redirect to / (the link does not exist anymore)
         //    - /?edit_link   : redirect to / (the link does not exist anymore)
@@ -1704,6 +1704,7 @@ function renderPage()
         $PAGE->assign('link_is_new',$link_is_new);
         $PAGE->assign('token',getToken()); // XSRF protection.
         $PAGE->assign('http_referer',(isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : ''));
+        $PAGE->assign('source',(isset($_GET['source']) ? $_GET['source'] : ''));
         $PAGE->assign('tags', $LINKSDB->allTags());
         $PAGE->renderPage('editlink');
         exit;
@@ -1954,7 +1955,7 @@ function buildLinkList($PAGE,$LINKSDB)
             strlen($link["url"]) === 7) {
             $link["url"] = indexUrl() . $link["url"];
         }
-        
+
         $linkDisp[$keys[$i]] = $link;
         $i++;
     }
diff --git a/tpl/editlink.html b/tpl/editlink.html
index b737b99..0276f08 100644
--- a/tpl/editlink.html
+++ b/tpl/editlink.html
@@ -9,7 +9,9 @@
 {elseif="$link.description==''"}onload="document.linkform.lf_description.focus();"
 {else}onload="document.linkform.lf_tags.focus();"{/if} >
 <div id="pageheader">
+	{if="$source !== 'firefoxsocialapi'"}
 	{include="page.header"}
+	{/if}
 	<div id="editlinkform">
 	    <form method="post" name="linkform">
 	        <input type="hidden" name="lf_linkdate" value="{$link.linkdate}">
@@ -34,7 +36,9 @@
 	    </form>
 	</div>
 </div>
+{if="$source !== 'firefoxsocialapi'"}
 {include="page.footer"}
+{/if}
 {if="($GLOBALS['config']['OPEN_SHAARLI'] || isLoggedIn())"}
 <script>
     $ = Awesomplete.$;
diff --git a/tpl/tools.html b/tpl/tools.html
index e912f61..a3b469d 100644
--- a/tpl/tools.html
+++ b/tpl/tools.html
@@ -12,7 +12,34 @@
 		<a href="?do=export"><b>Export</b> <span>:  Export Netscape html bookmarks (which can be imported in Firefox, Chrome, Opera, delicious...)</span></a><br><br>
 		<a class="smallbutton" onclick="alert('Drag this link to your bookmarks toolbar, or right-click it and choose Bookmark This Link...');return false;" href="javascript:javascript:(function(){var%20url%20=%20location.href;var%20title%20=%20document.title%20||%20url;window.open('{$pageabsaddr}?post='%20+%20encodeURIComponent(url)+'&amp;title='%20+%20encodeURIComponent(title)+'&amp;description='%20+%20encodeURIComponent(document.getSelection())+'&amp;source=bookmarklet','_blank','menubar=no,height=390,width=600,toolbar=no,scrollbars=no,status=no,dialog=1');})();"><b>✚Shaare link</b></a> <a href="#" style="clear:none;"><span>&#x21D0; Drag this link to your bookmarks toolbar (or right-click it and choose Bookmark This Link....).<br>&nbsp;&nbsp;&nbsp;&nbsp;Then click "✚Shaare link" button in any page you want to share.</span></a><br><br>
 		<a class="smallbutton" onclick="alert('Drag this link to your bookmarks toolbar, or right-click it and choose Bookmark This Link...');return false;" href="?private=1&post="><b>✚Add Note</b></a> <a href="#" style="clear:none;"><span>&#x21D0; Drag this link to your bookmarks toolbar (or right-click it and choose Bookmark This Link....).<br>&nbsp;&nbsp;&nbsp;&nbsp;Then click "✚Add Note" button anytime to start composing a (default private)  Note (text post) to your Shaarli.</span></a><br><br>
+		<a class="smallbutton" onclick="activateFirefoxSocial(this)"><b>✚Add to Firefox social</b></a> <a href="#" style="clear:none;"><span>&#x21D0; Click on this button to add Shaarli to the "Share this page" button in Firefox.</span></a><br><br>
 		<div class="clear"></div>
+
+		<script>
+			function activateFirefoxSocial(node) {
+				var loc = location.href;
+				var baseURL = loc.substring(0, loc.lastIndexOf("/"));
+
+				// Keeping the data separated (ie. not in the DOM) so that it's maintainable and diffable.
+				var data = {
+					name: "{$shaarlititle}",
+					description: "The personal, minimalist, super-fast, no-database delicious clone.",
+					author: "Shaarli",
+					version: "1.0.0",
+
+					iconURL: baseURL + "/images/favicon.ico",
+					icon32URL: baseURL + "/images/favicon.ico",
+					icon64URL: baseURL + "/images/favicon.ico",
+
+					shareURL: baseURL + "{noparse}?post=%{url}&title=%{title}&description=%{description}&source=firefoxsocialapi{/noparse}",
+					homepageURL: baseURL
+				};
+				node.setAttribute("data-service", JSON.stringify(data));
+
+				var activate = new CustomEvent("ActivateSocialFeature");
+				node.dispatchEvent(activate);
+			}
+		</script>
 	</div>
 </div>
 {include="page.footer"}