public function paging($user_id, $page, $limit, $current_url)
 {
     require_once 'Page.php';
     $obj_page = new Page();
     $numrows = $this->obj_leg->getUserLegPage($user_id);
     $arr['first'] = $obj_page->paging($page, $limit, $numrows);
     $arr['page_footer'] = $obj_page->setFooter($page, $limit, $current_url);
     return $arr;
 }