public function getItemsAsString($strSeparator = ' ')
{
$arrLinks = array();
foreach ($this->getItemsAsArray() as $arrItem) {
if ($arrItem['href'] === null) {
$arrLinks[] = sprintf('<li><span class="active">%s</span></li>', $arrItem['page']);
} else {
$arrLinks[] = sprintf('<li><a href="%s" class="link" title="%s">%s</a></li>', $arrItem['href'], $arrItem['title'], $arrItem['page']);
}
}
return implode($strSeparator, $arrLinks);
}