Fixed vhostsubdomain not empty regex check to allow 1 char subdomains.

Till Brehm

2014-02-17 baa7f2736bc91ca3feaed685e8a67a46db4fbb98

 interface/web/designer/templates/module_nav_item_edit.htm

@@ -17,8 +17,8 @@
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td><input name="Speichern" type="button" class="button" value="{tmpl_var name='save_txt'}" onClick="submitForm('pageForm','designer/module_nav_item_edit.php');"><div class="buttonEnding"></div>
      <input name="Abbrechen" type="button" class="button" value="{tmpl_var name='cancel_txt'}" onClick="loadContent('designer/module_list.php');"><div class="buttonEnding"></div>
    <td><input name="Speichern" type="button" class="button" value="{tmpl_var name='save_txt'}" onclick="submitForm('pageForm','designer/module_nav_item_edit.php');"><div class="buttonEnding"></div>
      <input name="Abbrechen" type="button" class="button" value="{tmpl_var name='cancel_txt'}" onclick="loadContent('designer/module_list.php');"><div class="buttonEnding"></div>
    </td>
  </tr>
  <tr>