CodeIgniter 搜索分页有点有关问题，帮忙看下

CodeIgniter 搜索分页有点问题，帮忙看下
我的查询条件比较多，所以可能稍微显得长了点，分页是可以用，但是点击下一页，跳转到第二页的时候，下面的当前页并不是第二页！请指教。

主要问题就是，点击下一页的时候，已经跳转到下一页，但是当前页显示不正确！控制器

PHP code

<!--

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-->function people_daozhen($askdate,$askdate2,$name,$age,$age2,$phone,$sex,$zxjb,$comefrom,$area){
                
                                
                if(!empty($_POST['askdate'])){
                        $data ['askdate']=$_POST['askdate'];
                }
        
                if(!empty($_POST['askdate2'])){
                        $data ['askdate2']=$_POST['askdate2'];
                }
                if(!empty($_POST['name'])){
                        $data ['name']=$_POST['name'];
                }
                if(!empty($_POST['age'])){
                        $data ['age']=$_POST['age'];
                }
                if(!empty($_POST['age2'])){
                        $data ['age2']=$_POST['age2'];
                }
                if(!empty($_POST['phone'])){
                        $data ['phone']=$_POST['phone'];
                }
                if(!empty($_POST['sex'])){
                        $data ['sex']=$_POST['sex'];
                }
                if(!empty($_POST['zxjb'])){
                        $data ['zxjb']=$_POST['zxjb'];
                }
                if(!empty($_POST['comefrom'])){
                        $data ['comefrom']=$_POST['comefrom'];
                }
                if(!empty($_POST['area'])){
                        $data ['area']=$_POST['area'];
                }
                
                
                $this->load->helper ( 'url' );
                $this->load->database();   
                $this->load->library ( 'pagination' );
                
                
                $config ['per_page'] = '10';
                $config ['base_url'] = base_url(). 'index.php/people/people_daozhen/'.$askdate.'/'.$askdate2.'/'.$name.'/'.$age.'/'.$age2.'/'.$phone.'/'.$sex.'/'.$zxjb.'/'.$comefrom.'/'.$area;
                
                $this->load->model ( 'people_mdl','',TRUE );
 
                $data ['datalist']  = $this->people_mdl->people_list2 ( $config ['per_page'], $this->uri->segment ( 13 ) ,$askdate,$askdate2,$name,$age,$age2,$phone,$sex,$zxjb,$comefrom,$area);
                $config ['total_rows'] =$this->people_mdl->people_sum2($askdate,$askdate2,$name,$age,$age2,$phone,$sex,$zxjb,$comefrom,$area);
                
                $config['uri_segment'] = 3;
                $config ['full_tag_open'] = '<p>';
                $config ['full_tag_close'] = '</p>';
                $config ['first_link'] = '首页';
                $config ['first_tag_open'] = '<li>'; 
                $config ['first_tag_close'] = '</li>';
                $config ['last_link'] = '尾页'; 
                $config ['last_tag_open'] = '<li>';
                $config ['last_tag_close'] = '</li>';
                $config ['next_link'] = '下一页';
                $config ['next_tag_open'] = '<li>';
                $config ['next_tag_close'] = '</li>';
                $config ['prev_link'] = '上一页';
                $config ['prev_tag_open'] = '<li>';
                $config ['prev_tag_close'] = '</li>';
                $config ['cur_tag_open'] = '<li class="current">';
                $config ['cur_tag_close'] = '</li>';
                $config ['num_tag_open'] = '<li>';
                $config ['num_tag_close'] = '</li>';
                $this->pagination->initialize ( $config );
                
 
                
                $this->load->view ( 'admin/people_daozhen', $data );
        }

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PHP code

<!--

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-->        function people_list2($per_nums, $start_position,$askdate,$askdate2,$name,$age,$age2,$phone,$sex,$zxjb,$comefrom,$area){
                if($askdate!=0){
                        $this-&gt;db-&gt;where('askdate &gt;=',$askdate);
                }
                if($askdate2!=0){
                        $this-&gt;db-&gt;where('askdate db-&gt;like('username',$name);
                }
                if($age!=0){
                        $this-&gt;db-&gt;where('age &gt;=',$age);
                }
                if($age2!=0){
                        $this-&gt;db-&gt;where('age db-&gt;like('phone',$phone);
                }
                if($sex!=0){
                        $this-&gt;db-&gt;where('sex',$sex);
                }
                if($zxjb!=0){
                        $this-&gt;db-&gt;where('zxjb',$zxjb);
                }
                if($comefrom!=0){
                        $this-&gt;db-&gt;where('comefrom',$comefrom);
                }
                if($area!=0){
                        $this-&gt;db-&gt;where('area',$area);
                }
                
                if($askdate!=0){
                        $this-&gt;db-&gt;where('askdate &gt;=',$askdate);
                }
                
                $this-&gt;db-&gt;order_by("pid", "desc"); 
                $query = $this-&gt;db-&gt;get ($_SESSION['user']-&gt;table, $per_nums, $start_position );
                $datas['array']=$query-&gt;result_array();
                $datas['rows']=$query-&gt;num_rows();
                return $query-&gt;result_array();
        }
        
        function people_sum2($askdate,$askdate2,$name,$age,$age2,$phone,$sex,$zxjb,$comefrom,$area){
                if($askdate!=0){
                        $this-&gt;db-&gt;where('askdate &gt;=',$askdate);
                }
                if($askdate2!=0){
                        $this-&gt;db-&gt;where('askdate db-&gt;like('username',$name);
                }
                if($age!=0){
                        $this-&gt;db-&gt;where('age &gt;=',$age);
                }
                if($age2!=0){
                        $this-&gt;db-&gt;where('age db-&gt;like('phone',$phone);
                }
                if($sex!=0){
                        $this-&gt;db-&gt;where('sex',$sex);
                }
                if($zxjb!=0){
                        $this-&gt;db-&gt;where('zxjb',$zxjb);
                }
                if($comefrom!=0){
                        $this-&gt;db-&gt;where('comefrom',$comefrom);
                }
                if($area!=0){
                        $this-&gt;db-&gt;where('area',$area);
                }
                
                $query = $this-&gt;db-&gt;get ($_SESSION['user']-&gt;table);
                return $query-&gt;num_rows();
        }
 <div class="clear"></div>

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