PHP结合Smarty分页类

<script>ec(2);</script>

    class show_Pager
    {
      protected  $_total;                          //记录总数
      protected  $pagesize;                       //每一页显示的记录数
      public     $pages;                         //总页数
      protected  $_cur_page;                    //当前页码
      protected  $offset;                      //记录偏移量
      protected  $pager_Links;                //url连接
      protected  $pernum = 5;                //页码偏移量，这里可随意更改
   
      public function __construct($total,$pagesize,$_cur_page)
        {  
        $this->_total=$total;
        $this->pagesize=$pagesize;
        $this->_offset();
        $this->_pager();
        $this->cur_page($_cur_page);
        $this->link();
    }
   
    public  function _pager()//计算总页数
    {
    return $this->pages = ceil($this->_total/$this->pa