ดึงรูปภาพจาก database มาแสดงค่ะ รบกวนผู้รู้ช่วยดูให้หน่อยนะคะ

<?php
include '../connect.php';
$ps=$_GET['ps'];
$sql = "select IMAGE,IMG_TYPE,IMG_NAME,IMG_CONTENT from ja_personnels where ja_personnels.`PERSONNEL#` = $ps";
$run = mysql_query($sql);
$result = mysql_fetch_array($run);
$p_img = $result['IMAGE']; // size
$imgname = $result['IMG_NAME']; // name
$imgtype = $result['IMG_TYPE']; // type
$imgcontent = $result['IMG_CONTENT']; // data
header("content-type :".$imgtype);
header("content-length :".$p_img);


echo $imgcontent;

echo "โชว์รูปภาพสำเร็จ แสดงข้อความได้ถูกต้อง";
?>

<?php
session_cache_expire(30);
session_start(); /*have problem*/ 
//header("Cache-control: private"); /*have problem*/
$server = "localhost";
$username = "root";
$password = "";
$database_name="job_apply";
$link = mysql_connect($server, $username, $password) or die("can't connect server");
mysql_select_db($database_name, $link) or die("can't connect database");
mysql_query("SET NAMES TIS-620");

$cs1 = "SET character_set_results=tis620";
mysql_query($cs1) or die('Error query: ' . mysql_error());

$cs2 = "SET character_set_client = tis620";
mysql_query($cs2) or die('Error query: ' . mysql_error());

$cs3 = "SET character_set_connection = tis620";
mysql_query($cs3) or die('Error query: ' . mysql_error());
?>