OverLord Shell

<?php
 session_start();
if(isset($_POST['page'])){
	
    //Include pagination class file
    include('../Pagination.php');
   
    //Include database configuration file
    include("db/conn.php");
	
   // echo $_GET['qal']; exit;
    $start = !empty($_POST['page'])?$_POST['page']:0;
    $limit = 10;
    
    //set conditions for search
    $whereSQL = $orderSQL = '';
  $keywords = $_POST['keywords'];
    $sortBy = $_POST['sortBy'];
	$asd=$_POST['asd'];
 	
//print_r($_POST); exit;
  
   if($keywords!='')
		{
		 $whereSQL.=" AND (fname like '%".$keywords."%'";
		 $whereSQL.=" OR lname like '%".$keywords."%'";	
		 $whereSQL.=" OR rep_name like '%".$keywords."%'";	
		 $whereSQL.=" OR memcode like '%".$keywords."%'";	
		 $whereSQL.=" OR mobno like '%".$keywords."%'";
		 $whereSQL.=" OR email like '%".$keywords."%'";
		 $whereSQL.=" OR memshiptype like '%".$keywords."%')";
		}
//		echo 111;exit;
	if(!empty($sortBy)){
        $orderSQL = " ORDER BY con_sr_no ".$sortBy;
    }else{
        $orderSQL = " ORDER BY con_sr_no ASC ";
   }
   $qal1="SELECT COUNT(1) as postNum FROM otms_mst_contact where active='y' AND su_sr_no=1";
   
    $qal1.=" ".$whereSQL.$orderSQL;
 //echo $qal1;exit;
    $queryNum = $db->query($qal1);
    $resultNum = $queryNum->fetch_assoc();
    $rowCount = $resultNum['postNum'];
  
    //initialize pagination class
    $pagConfig = array(
        'currentPage' => $start,
        'totalRows' => $rowCount,
        'perPage' => $limit,
        'link_func' => 'searchFilter'
    );
	$queryNum->free();
    $pagination =  new Pagination($pagConfig);
    
    if(!empty($sortBy)){
        $orderSQL = " ORDER BY con_sr_no ".$sortBy;
    }else{
        $orderSQL = " ORDER BY con_sr_no ASC ";
   }
   $qal2="SELECT * FROM otms_mst_contact where active='y' AND su_sr_no=1 ";
     
    $qal2.="$whereSQL $orderSQL LIMIT $start,$limit";
	//$query = $db->query("SELECT * FROM otms_mst_contact where active='y' AND su_sr_no=".$_SESSION['su_sr_no']." $whereSQL $orderSQL LIMIT $start,$limit");
	//echo $qal2; exit;
	$query = $db->query($qal2);
      if($query->num_rows > 0){
		  $i=1;
	 while($listrow = $query->fetch_assoc()){ 
			include("ajax-contact-list.php");
	 	$i++;}
		
		$query->free();
		
		// echo $pagination->createLinks();
	}?>
     <tr>
     <td colspan="14"><?php  echo $pagination->createLinks();?></td>
     </tr>
 <?php  }?>
           </div>
           <script src="js/validate.js"></script>