diff --git a/services/tagservice.php b/services/tagservice.php
index 504d13f..ac30061 100644
--- a/services/tagservice.php
+++ b/services/tagservice.php
@@ -80,6 +80,15 @@ class TagService {
 	function normalize($tags) {
 		//clean tags from strange characters
 		$tags = str_replace(array('"', '\'', '/'), "_", $tags);
+		
+		//normalize
+		if(!is_array($tags)) {
+			$tags = strtolower(trim($tags));
+		} else {
+			for($i=0; $i<count($tags); $i++) {
+				$tags[$i] = strtolower(trim($tags[$i])); 
+			}
+		}
 		return $tags;
 	}
 
diff --git a/templates/sidebar.block.menu.php b/templates/sidebar.block.menu.php
index 578db59..9012872 100644
--- a/templates/sidebar.block.menu.php
+++ b/templates/sidebar.block.menu.php
@@ -21,7 +21,7 @@ if(($logged_on_userid != null) && ($userid === $logged_on_userid)) {
     $editingMode = false;
 }
 
-if(!isset($user)) {
+if(!isset($user) || $user == '') {
     $cat_url = createURL('tags', '%2$s');
 }
 
diff --git a/templates/sidebar.block.menu2.php b/templates/sidebar.block.menu2.php
index 9b660fa..a47b948 100644
--- a/templates/sidebar.block.menu2.php
+++ b/templates/sidebar.block.menu2.php
@@ -14,11 +14,12 @@ if ($logged_on_userid === false) {
 	$logged_on_userid = NULL;
 }
 
-if(!isset($user)) {
+if(!isset($user)  || $user == '') {
 	$cat_url = createURL('tags', '%2$s');
 }
 
 $menu2Tags = $GLOBALS['menu2Tags'];
+
 if (sizeOf($menu2Tags) > 0) {
 	?>
 
diff --git a/templates/top.inc.php b/templates/top.inc.php
index b886e76..e149c34 100644
--- a/templates/top.inc.php
+++ b/templates/top.inc.php
@@ -23,12 +23,12 @@ if(isset($rsschannels)) {
 	src="<?php echo ROOT ?>jsScuttle.php"></script>
 
 
-<!-- link rel="stylesheet" type="text/css"
+<link rel="stylesheet" type="text/css"
 	href="http://ajax.googleapis.com/ajax/libs/dojo/1.2/dijit/themes/nihilo/nihilo.css">
 
 <script type="text/javascript"
 	src="http://ajax.googleapis.com/ajax/libs/dojo/1.2/dojo/dojo.xd.js"
-	djConfig="parseOnLoad:true, isDebug:false, usePlainJson:true"></script> -->
+	djConfig="parseOnLoad:true, isDebug:false, usePlainJson:true"></script>
  
 <script type="text/javascript">
 dojo.require("dojo.parser");