จะกำหนดสิทธิ์การเข้าถึงในหน้าเมนูหลัก ว่าในหน้าเมนูหลักให้แสดงเมนูอะไรบ้าง ทำงัยอ่ะค่ะ

<?=$m1==1?"<a href=\"m1.php\"> เมนูที่ 1</a> <br>":"";?>
<?=$m2==1?"<a href=\"m1.php\"> เมนูที่ 2</a> <br>":"";?>

<?php
session_start() ;

$user_login = $_POST['user_login'];
$pwd_login = $_POST['pwd_login'];

if(isset($user_login) and isset($pwd_login)) 
{
include("conn.php") ;
?>

<?php 
				$result = mysql_query("SELECT * FROM member INNER JOIN perm ON member.member_id = perm.member_id WHERE user='$user_login' and password='$pwd_login' and status='A' ") ;
				$num = mysql_num_rows($result) ;
				if($num<=0) 
					{
						echo "<br><br><center><span clASs=style16>ไม่ถูกต้อง</span></center>" ;
						print "<meta http-equiv=refresh content=1;URL=login.php>";
					}
						else 
					{
						$dbarr = mysql_fetch_array($result) ;
						if($user_login!=$dbarr['user'] and $pwd_login!=$dbarr['password'] and $name!=$dbarr['name'] and $update_chklist!=$dbarr['update_chklist'] and $m_summary!=$dbarr['m_summary'] and $m_logout!=$dbarr['m_logout']) 
								{
									echo "ไม่ถูกต้อง" ;
								}
						else
					{
						$_SESSION['login_true'] = $user_login;
						$_SESSION['u_name'] = $dbarr['name'];
						$_SESSION['m1'] = $dbarr['update_chklist'];
						$_SESSION['m2'] = $dbarr['m_summary'];
						$_SESSION['m3'] = $dbarr['m_logout'];

							print "<tr><td colspan=2><span clASs=style8>สวัสดี $u_name </span></td></tr>";
							print "<tr><td colspan=2>&nbsp;</td></tr>";
							print "<tr><td colspan=2>&nbsp;</td></tr>";

							if ($_SESSION['m1'] == 1) $show1='<tr><td width=10%><div align=center><img src=img/bullet.gif width=11 height=11></div></td><td width=90%><span clASs=style2><a href=form_list.php>Update chklist</a></span></td>';
							echo $show1;

							print "<tr><td colspan=2>&nbsp;</td></tr>";

							if ($_SESSION['m2'] == 1) $show2='<tr><td width=10%><div align=center><img src=img/bullet.gif width=11 height=11></div></td><td width=90%><span clASs=style2><a href=sum_list.php>Monthly Summary</a></span></td>';
							echo $show2;

							print "<tr><td>&nbsp;</td><td>&nbsp;</td></tr>";

							if ($_SESSION['m3'] == 1) $show3='<tr><td width=10%><div align=center><img src=img/bullet1.gif width=11 height=11></div></td><td width=90%><span clASs=style2><a href=logout.php>Log out</a></span></td>';
							echo $show3;


					}
					}
					}
		?>

print "<tr><td colspan=2><span clASs=style8>สวัสดี $u_name </span></td></tr>";

print "<tr><td colspan=2><span clASs=style8>สวัสดี $_SESSION[u_name] </span></td></tr>";