เมื่อเราต้องการให้ขึ้นชื่อ user ในทุกๆหน้า เราก็สามารถ include ไฟล์นี้ในทุกๆหน้าได้เลยใช่มั้ยคะ

include  "../connect.php" ;
mysql_connect($host,$user,$pw) or die("ติดต่อ Host ไม่ได้");
mysql_select_db($dbname) or die("ติดต่อฐานข้อมูลไม่ได้");
session_register("sess_usernamed");
session_register("sess_passwordd");
session_register("sess_iduserd");
session_register("sess_pnamed");
session_register("sess_fnamed");
session_register("sess_lnamed");
session_register("sess_statusd");
$sql1 = sprintf(
    "SELECT * FROM `user` WHERE `username` = '%s' AND `password` = '%s'",
    mysql_real_escape_string($usernamed), // %s ??????????
     MD5(mysql_real_escape_string($passwordd))  // %s ????????
);
$result3  =  mysql_db_query ( $dbname, $sql1 );
$num =  mysql_num_rows ( $result3);
$rs2=mysql_fetch_array($result3);
	$sess_iduserd[]=$rs2['iduser'];
	$sess_usernamed[]=$rs2['username'];
	$sess_passwordd[]=$rs2['password'];
	$sess_pnamed[]=$rs2['pname'];
	$sess_fnamed[]=$rs2['fname'];
	$sess_lnamed[]=$rs2['lname'];
	$sess_statusd[]=$rs2['status'];
mysql_close ( ) ;
if ( $num <= 0 )  {
session_unregister("sess_usernamed");
session_unregister("sess_passwordd");
session_unregister("sess_iduserd");
session_unregister("sess_pnamed");
session_unregister("sess_fnamed");
session_unregister("sess_lnamed");
session_unregister("sess_statusd");
		echo "<script>alert ('เกิดข้อผิดพลาด Username และ Password ไม่ถูกต้อง CkAdmin555');history.back();</script>";
} 
if ($rs2['status']=="admin"){
		$_SESSION['logind'] = "true";
			echo("<script language='javascript1.2'>");
            echo("window.location='admin.php';");
            echo("</script>"); 
			}
if ($rs2['status']=="supervisor")	{
			$_SESSION['logind'] = "true";
			echo("<script language='javascript1.2'>");
            echo("window.location='supervisor.php';");
            echo("</script>"); 
			}
if ($rs2['status']=="user")	{
			$_SESSION['logind'] = "true";
			echo("<script language='javascript1.2'>");
            echo("window.location='user.php';");
            echo("</script>"); 
			}			

session_start();
	for ($j=1;$j<count($sess_usernamed);$j++){
							if($sess_statusd[$j]=="admin"){
		?><li> 
		   ชื่อผู้ใช้งาน&nbsp;&nbsp;:&nbsp;
<?php 
echo $sess_pnamed[$j].$sess_fnamed[$j]."&nbsp;&nbsp;".$sess_lnamed[$j];  
?><br />
สถานะ&nbsp;&nbsp;:&nbsp;
<?php 
echo $sess_statusd[$j];  
?>
<form id="formre1" name="formre1" method="post" action="admin/logout.php" > 	
<input name="kla" type="submit"  onClick="" class="ui-state-active" 
		value="    ออกจากระบบ    " ></form></li>
		  
<?php }}?>

<?php
	session_start();
	session_destroy();
         echo("<script language='javascript1.2'>");
            echo("window.location='index.php';");
            echo("</script>"); 

?>

<?
echo $_SESSION['user'];
?>