Как запретить индексацию страницы поиска - [VM1] Модификации и хаки

if( $category_id ) {
	/**
    * CATEGORY DESCRIPTION
    */
	$db->query( "SELECT category_id, category_name,category_thumb_image FROM #__{vm}_category WHERE category_id='$category_id'");
	$db->next_record();
	$category_name = shopMakeHtmlSafe( $db->f('category_name') );

	// Set Dynamic Page Title
	$vm_mainframe->setPageTitle( $db->f("category_name") );

	$desc =  $ps_product_category->get_description($category_id);
	$desc = vmCommonHTML::ParseContentByPlugins( $desc );
	// Prepend Product Short Description Meta Tag "description" when applicable
	$mainframe->prependMetaTag( "description", strip_tags($desc) );

}  else {
	$mainframe->prependMetaTag( "robots", 'noindex, nofollow');
}

else {
	$mainframe->prependMetaTag( "robots", 'noindex, nofollow');
}