ถามคุณ DS_Ohm จาก code Class pager v1.0.0 และ Class table, pager&search

<td width="15%" align="right"><SELECT NAME="cpage" id="cpage" onChange="location.href='moo.php?numrow='+this.value">
     <OPTION VALUE="" SELECTED>การแสดงผล
     <OPTION VALUE="10">10
     <OPTION VALUE="50">50
     <OPTION VALUE="100">100
</SELECT></td>

function compilePager() {
  	
  	
  	$this->_tmp_page = '<p '.$this->_config['css_page'].'>';
  	if ($this->_all_page > 1 && $this->_config['cur_page'] > 1) {
  		$this->_tmp_page .= '<a href="'.$this->_config['url_page'].'1">'.$this->_config['first'].'</a>';
  	}
  	if ($this->_all_page > 1 && $this->_config['cur_page'] > 1) {
  		$this->_tmp_page .= '<a href="'.$this->_config['url_page'].($this->_config['cur_page'] - 1).'">'.$this->_config['previous'].'</a>';
  	}
  	
  	if ($this->_all_page <= $this->_config['scr_page']) {
    	if($this->_config['all_recs'] <= $this->_config['per_page']) {
      	$this->_start = 1;
        $this->_stop  = $this->_all_page;
      } else {
     		$this->_start = 1;
        $this->_stop  = $this->_all_page;
      }
    } else {
    	if($this->_config['cur_page'] < intval($this->_config['scr_page'] / 2) + 1) {
	      $this->_start = 1; 
	     	$this->_stop  = $this->_config['scr_page'];
      } else {
      	$this->_start = $this->_config['cur_page'] - intval($this->_config['scr_page'] / 2);
        $this->_stop  = $this->_config['cur_page'] + intval($this->_config['scr_page'] / 2);
        if($this->_stop > $this->_all_page) $this->_stop = $this->_all_page;
      }
    }
    if ($this->_all_page > 1) {
	    for ($i = $this->_start; $i <= $this->_stop; $i++) {
	    	if ($i == $this->_config['cur_page']) {
	      	$this->_tmp_page .= '<span '.$this->_config['act_page'].'>'.$i.'</span>';
	      } else {
	        $this->_tmp_page .= '<a href="'.$this->_config['url_page'].$i.'">'.$i.'</a>';
	      }
	    }
    }
  
  	if ($this->_config['cur_page'] < $this->_all_page) {
  		$this->_tmp_page .= '<a href="'.$this->_config['url_page'].($this->_config['cur_page'] + 1).'">'.$this->_config['next'].'</a>';
  	}
  	if ($this->_config['cur_page'] < $this->_all_page) {
  		$this->_tmp_page .= '<a href="'.$this->_config['url_page'].$this->_all_page.'">'.$this->_config['last'].'</a>';
  	}
  	return $this->_tmp_page.'</p>';
  }