diff --git a/src/IDF/Views/Wiki.php b/src/IDF/Views/Wiki.php
index fb5bcb9..a2ba561 100644
--- a/src/IDF/Views/Wiki.php
+++ b/src/IDF/Views/Wiki.php
@@ -228,6 +228,10 @@ class IDF_Views_Wiki
                 throw new Pluf_HTTP_Error404($request);
             }
         }
+        $ptags = self::getWikiTags($prj);
+        $dtag = array_pop($ptags); // The last tag is the deprecated tag.
+        $tags = $page->get_tags_list();
+        $dep = Pluf_Model_InArray($dtag, $tags);
         $title = $page->title;
         $revision = $page->get_current_revision();
         $db = $page->getDbConnection();
@@ -241,7 +245,8 @@ class IDF_Views_Wiki
                                                      'oldrev' => $oldrev,
                                                      'rev' => $revision,
                                                      'revs' => $revs,
-                                                     'tags' => $page->get_tags_list(),
+                                                     'tags' => $tags,
+                                                     'deprecated' => $dep,
                                                      ),
                                                $request);
     }
diff --git a/src/IDF/templates/idf/wiki/view.html b/src/IDF/templates/idf/wiki/view.html
index 838eaa2..96ae5cd 100644
--- a/src/IDF/templates/idf/wiki/view.html
+++ b/src/IDF/templates/idf/wiki/view.html
@@ -1,8 +1,14 @@
 {extends "idf/wiki/base.html"}
 {block extraheader}{if $oldrev}<meta name="ROBOTS" content="NOINDEX" />{/if}{/block}
 {block docclass}yui-t3{assign $inView=true}{/block}
-{block body}
 
+{block body}
+{if $deprecated}{* deprecated page *}
+<div class="deprecated-page">
+<p>{blocktrans}<strong>Attention!</strong> This page is marked as deprecated, 
+use it as reference only if you are sure you need these specific information.{/blocktrans}</p>
+</div>
+{/if}
 {if $oldrev}
 {assign $submitter = $oldrev.get_submitter()}{aurl 'url', 'IDF_Views_Wiki::view', array($project.shortname, $page.title)}
 <div class="old-rev">
diff --git a/www/media/idf/css/style.css b/www/media/idf/css/style.css
index 444066e..cf19cad 100644
--- a/www/media/idf/css/style.css
+++ b/www/media/idf/css/style.css
@@ -599,6 +599,20 @@ div.old-rev {
   -webkit-border-radius: 5px;
 }
 
+div.deprecated-page { 
+  padding: 1em 1em 0.1em 3em;
+  margin-bottom: 1em;
+  background: url("../img/warning-large.png");
+  background-repeat: no-repeat;
+  background-position: 1em 1em;
+  font-size: 120%;
+  background-color: #bbe394;
+  width: 40%;
+  -moz-border-radius: 5px;
+  -webkit-border-radius: 5px;
+}
+
+
 .delp { 
   float: right; 
   position: relative; 
diff --git a/www/media/idf/img/warning-large.png b/www/media/idf/img/warning-large.png
new file mode 100644
index 0000000..45b64a7
Binary files /dev/null and b/www/media/idf/img/warning-large.png differ