diff --git a/CHANGELOG b/CHANGELOG
index 283de65..de6813a 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,8 @@
+1.2 -- 17/11/2011
+Corrige erreurs XHTML1.0
+Insère logo XHTML W3C
+suprime id personnel certificat linux
+
 1.1 -- 16/11/2011
 Passage version 5.1.3 ( 5.1.2 toujours valable)
 Lien images chemin relatif
diff --git a/css/darkFuture.css b/css/darkFuture.css
index de3ccbd..dba9278 100644
--- a/css/darkFuture.css
+++ b/css/darkFuture.css
@@ -267,6 +267,13 @@ a.admin {
     margin-left: 30px;
     }
 
+/** xhtml validation*/
+#validation {
+    text-align:left;
+    margin-left: 85px;
+    }
+
+
 /** List of icons  **/
 #icons {
     padding:0;
diff --git a/footer.php b/footer.php
index 8274367..b9414d9 100644
--- a/footer.php
+++ b/footer.php
@@ -2,9 +2,9 @@
 
 	<div id="footer">
 
-		<p>&copy;
+		<p>
 			<?php $plxShow->lang('POWERED_BY') ?> <a href="http://pluxml.org" title="<?php $plxShow->lang('PLUXML_DESCRIPTION') ?>">PluXml</a>
-			<span><a class="admin" rel="nofollow" href="<?php $plxShow->urlRewrite('core/admin/') ?>" title="<?php $plxShow->lang('ADMINISTRATION') ?>"><?php $plxShow->lang('ADMINISTRATION') ?></a>
+			<a class="admin" rel="nofollow" href="<?php $plxShow->urlRewrite('core/admin/') ?>" title="<?php $plxShow->lang('ADMINISTRATION') ?>"><?php $plxShow->lang('ADMINISTRATION') ?></a>
 		</p>
 	</div>
 </body>
diff --git a/img/certificate.png b/img/certificate.png
index 8d85d20..c9a1f4d 100644
Binary files a/img/certificate.png and b/img/certificate.png differ
diff --git a/sidebar.php b/sidebar.php
index c7af222..d3cbafa 100644
--- a/sidebar.php
+++ b/sidebar.php
@@ -4,13 +4,12 @@
 		
 		<h3><?php $plxShow->lang('C_CONTACT') ?></h3>
 		<ul id="icons">
-            <li><a href="<?php echo GP ?>" target="_top"><img src="<?php echo GP_H ?>" style="border:0" alt="google plus profile" title="Find me on G+" height="40" width="40" /></a></li>
-            <li><a href="<?php echo VIADEO ?>" target="_top"><img src="<?php echo VIADEO_H ?>" style="border:0" alt="viadeo profile" title="Find me on Viadeo" height="40" width="40" /></a></li>
-            <li><a href="<?php echo LINKEDIN ?>" target="_top"><img src="<?php echo LINKEDIN_H ?>" style="border:0" alt="linkedin profile" title="Find me on Linkedin" height="40" width="40" /></a></li>
-            <li><a href="<?php echo TWITTER ?>" target="_top"><img src="<?php echo TWITTER_H ?>" style="border:0" alt="twitter profile" title="Follow me on Twitter" height="40" width="40" /></a></li>
-            <li><a href="<?php echo MAILTO ?>" target="_top"><img src="<?php echo MAILTO_H ?>" style="border:0" alt="mailto" title="Mail me!" height="40" width="40" /></a></li>
-            <!-- <li><a href="<?php $plxShow->urlRewrite('feed.php?rss') ?>" target="_top"><img src="<?php echo RSS_H ?>" style="border:0" alt="rss " title="Follow the news" height="40" width="40" /></a></li> -->
-            <li><a href="http://feeds.feedburner.com/LookUpToTheFuture" target="_top"><img src="<?php echo RSS_H ?>" style="border:0" alt="rss " title="Follow the news" height="40" width="40" /></a></li>
+            <li><a href="<?php echo GP ?>"><img src="<?php echo GP_H ?>" style="border:0" alt="google plus profile" title="Find me on G+" height="40" width="40" /></a></li>
+            <li><a href="<?php echo VIADEO ?>"><img src="<?php echo VIADEO_H ?>" style="border:0" alt="viadeo profile" title="Find me on Viadeo" height="40" width="40" /></a></li>
+            <li><a href="<?php echo LINKEDIN ?>"><img src="<?php echo LINKEDIN_H ?>" style="border:0" alt="linkedin profile" title="Find me on Linkedin" height="40" width="40" /></a></li>
+            <li><a href="<?php echo TWITTER ?>"><img src="<?php echo TWITTER_H ?>" style="border:0" alt="twitter profile" title="Follow me on Twitter" height="40" width="40" /></a></li>
+            <li><a href="<?php echo MAILTO ?>"><img src="<?php echo MAILTO_H ?>" style="border:0" alt="mailto" title="Mail me!" height="40" width="40" /></a></li>
+            <li><a href="http://feeds.feedburner.com/LookUpToTheFuture"><img src="<?php echo RSS_H ?>" style="border:0" alt="rss " title="Follow the news" height="40" width="40" /></a></li>
 		</ul>
 
         <h3><?php $plxShow->lang('C_NEWS') ?></h3>
@@ -26,11 +25,10 @@
 		    <li><a href="<?php echo DEBIAN ?>" title="<?php $plxShow->lang('C_DEB') ?>"><?php $plxShow->lang('C_DEB') ?></a></li>
 		    <li><a href="<?php echo STACK ?>" title="<?php $plxShow->lang('C_STACK') ?>"><?php $plxShow->lang('C_STACK') ?></a></li>
 		</ul>
-		
-        </br>
-        </br>
         
 		<a href="http://linuxcounter.net/" id="certificate">
-			<img src="<?php echo CERTIF_H ?>" title="linux certificate" >
+			<img alt="This image displayed my linux certificate as a certified linux user. " src="<?php echo CERTIF_H ?>" title="linux certificate" />
 		</a>
+                <a href="http://validator.w3.org/check?uri=referer" id="validation"><img
+                  src="http://www.w3.org/Icons/valid-xhtml10" alt="Valid XHTML 1.0 Strict" height="31" width="88" /></a>
 </div>