Someone

		<operation>
			<search position="before"><![CDATA[
		$context['linktree'] = array_merge(
			$context['linktree'],
			array(array(
				'url' => $scripturl . ']]></search>
			<search position="after"><![CDATA[' . $board_info['cat']['id'],
				'name' => $board_info['cat']['name']
			)),
]]></search>
			<add><![CDATA[?' . (!empty($context['TPortal']) ? 'action=forum;' : '') . 'f=]]></add>
		</operation>