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public function page()
    {
    	if (Request::instance()->isAjax()){
    		$title = " 1=1 ";
			
			if(!empty($_POST["title"])){
				$name = " title like '%".$_POST["title"]."%' ";
			}
			
			$condition = " {$title} ";
			$arr = Db::name('article')->field(" count(*) as num ")->where($condition)->find();
			echo ceil($arr["num"]/6).chr(2).$arr["num"];
    	}
    }
	

public function click()
    {
    	if (Request::instance()->isAjax()){
			$page = $_POST["page"];
			$title = " 1=1 ";
			
			if(!empty($_POST["title"])){
				$name = " title like '%".$_POST["title"]."%' ";
			}
			
			$condition = " {$title} ";
			$arr = Db::name('article')->where($condition)->page($page,6)->select();
			Return($arr);
    	}
    }