Adjust links and resolve issues with german umlauts.

admin/inhalte/angebote/edit.php

@@ -1,4 +1,4 @@
-<h3>Angebot <EFBFBD>ndern</h3>
+<h3>Angebot ändern</h3>
 
 <?php
 if (!isset($_POST['Speichern'])) {
@@ -12,10 +12,10 @@ if (!isset($_POST['Speichern'])) {
     <form action="index.php?section=angebote" method="post" enctype="multipart/form-data">
         <input type="hidden" name="edit" value="speichern"/>
         <input type="hidden" name="id" value="<?php echo $_POST['Titel']; ?>"/>
-        <label><EFBFBD>berschrift 1</label>
+        <label>Überschrift 1</label>
         <input type="text" name="head1" value="<?php echo $nt1['head1']; ?>"/>
         <br/>
-        <label><EFBFBD>berschrift 2</label>
+        <label>Überschrift 2</label>
         <input type="text" name="head2" value="<?php echo $nt1['head2']; ?>"/>
         <br/>
         <label>Text</label>