public function addLink($Group, $Text, $Url, $Permission = false, $Attributes = '', $AnchorAttributes = '')
{
if (!array_key_exists($Group, $this->Items)) {
$this->Items[$Group] = array();
}
$this->Items[$Group][] = array('Text' => $Text, 'Url' => $Url, 'Permission' => $Permission, 'Attributes' => $Attributes, 'AnchorAttributes' => $AnchorAttributes);
}