fix observeInput function

views/account/delete.php

@@ -26,7 +26,7 @@
             <?php endif; ?>
             <p id="deleteAccountFormError" class="formError justify marginTop"></p>
             <div class="right marginTop">
-                <button class="red marginRight" type="submit" name="submit">Delete account</button><!--
+                <button class="red marginRight" type="submit" name="submit_button">Delete account</button><!--
              --><a class="button gray marginTop" href="/account" title="Back to account">Cancel</a>
             </div>
         </form>