diff --git a/src/Controller/AppController.php b/src/Controller/AppController.php
index f1fcf5a..3ce0a2e 100644
--- a/src/Controller/AppController.php
+++ b/src/Controller/AppController.php
@@ -43,6 +43,12 @@ class AppController extends Controller
 
         $this->loadComponent('RequestHandler');
         $this->loadComponent('Flash');
+        
+        $session = $this->request->session();
+        
+        if(!($session->check('SchoolType'))) {
+            $session->write('SchoolType','02');
+        }
 
         /*
          * Enable the following components for recommended CakePHP security settings.
diff --git a/src/Controller/BudgetController.php b/src/Controller/BudgetController.php
index e342886..0a9425d 100644
--- a/src/Controller/BudgetController.php
+++ b/src/Controller/BudgetController.php
@@ -13,7 +13,20 @@ use AsdCurl\AsdUp;
  */
 class BudgetController extends AppController
 {
+    public function changeSchool()
+    {
+        $session = $this->request->session();
+        if ($session->read('SchoolType') == '02') {
+            $session->write('SchoolType','04');
+        }
+        else {
+            $session->write('SchoolType','02');
+        }
+        $this->redirect($this->referer());
+    }
+
     public function listBudgets() {
+        
         $wlBudgets = $this->Budget->wlBudgets->find('all', [
             'conditions' => array('schulart' => 'GY')
         ]);
diff --git a/src/Template/Layout/default.ctp b/src/Template/Layout/default.ctp
index 34f5cc8..3bfca22 100644
--- a/src/Template/Layout/default.ctp
+++ b/src/Template/Layout/default.ctp
@@ -28,6 +28,7 @@ $cakeDescription = 'CakePHP: the rapid development php framework';
 
     <?= $this->Html->css('base.css') ?>
     <?= $this->Html->css('cake.css') ?>
+    <?= $this->Html->css('budget-costum.css') ?>
     <?= $this->Html->css('handsontable.min.css') ?>
     <?= $this->Html->css('handsontable.costum.css') ?>
 
@@ -42,13 +43,22 @@ $cakeDescription = 'CakePHP: the rapid development php framework';
     <nav class="top-bar expanded" data-topbar role="navigation">
         <ul class="title-area large-3 medium-4 columns">
             <li class="name">
-                <h1><a href=""><?= $this->fetch('title') ?></a></h1>
+                <?php 
+                $session = $this->request->session();
+                if ($session->read('SchoolType') == '02') {
+                    echo '<h1>Realschule</h1>';
+                }
+                else {
+                    echo '<h1>Gymnasium</h1>';
+                }
+                ?>
             </li>
         </ul>
         <div class="top-bar-section">
             <ul class="right">
-                <li><a target="_blank" href="https://book.cakephp.org/3.0/">Documentation</a></li>
-                <li><a target="_blank" href="https://api.cakephp.org/3.0/">API</a></li>
+                <li><?php echo $this->Html->link('Overview',array('controller' => 'budget', 'action' => 'overview')); ?></li>
+                <li><?php echo $this->Html->link('Budgetart wählen',array('controller' => 'budget', 'action' => 'list_budgets')); ?></li>
+                <li><?php echo $this->Html->link('Schulart ändern',array('controller' => 'budget', 'action' => 'change_school')); ?></li>
             </ul>
         </div>
     </nav>
diff --git a/webroot/css/budget-costum.css b/webroot/css/budget-costum.css
new file mode 100644
index 0000000..63e8218
--- /dev/null
+++ b/webroot/css/budget-costum.css
@@ -0,0 +1,3 @@
+h1 {
+    color: aliceblue;
+}
\ No newline at end of file
diff --git a/webroot/files/debug.txt b/webroot/files/debug.txt
index 661e138..66bfc65 100644
Binary files a/webroot/files/debug.txt and b/webroot/files/debug.txt differ