การแก้ไขข้อมูลส่วนตัว(ในส่วนสมาชิกนะคะ) มือใหม่หัดทำเว็บ รบกวนพี่ๆช่วยดูให้หน่อยค่ะ ขอบคุณค่ะ

<?php
	include('conn.php');
	
	
	$m_id = $_GET['m_id'];
	$m_username = $_POST['m_username'];
	$m_password = $_POST['m_password'];
	$m_fullname = $_POST['m_fullname'];
	$m_address = $_POST['m_address'];
	$m_phone = $_POST['m_phone'];
	$m_email = $_POST['m_email'];
		
	$sql = "UPDATE member SET  m_password='$m_password',
							  m_fullname='$m_fullname', m_address='$m_address', 
							  m_phone='$m_phone', m_email='$m_email' ";
	
	$row = mysql_query($sql);
	if($row)
	{
	echo "<script language='JavaScript'>
			alert('แก้ไขข้อมูลสำเร็จแล้ว');
			window.location.href = 'edit_memberuser.php';
	   </script>";
	}
	else
	{
		echo "ไม่สามารถแก้ไขสมาชิกได้ [".$sql."]";
	}
	
?>

<?php
$sql = "SELECT * FROM member WHERE m_username = '".$_SESSION['m_username']."'";
$q = mysql_query($sql);
$row = mysql_fetch_array($q);
?> 
<form action="do_edit_memberuser.php" method="post"> 
<table align="center" width="1020" cellpadding="10" cellspacing="0" bgcolor="#FFFFFF" border="1">
<tr align="center">
<td colspan="2">แก้ไขข้อมูลส่วนตัว</td>	
</tr>
<tr>
<td>	
<table align="center" cellpadding="8" cellspacing="0" width="500" border="1">
<tr>
<td>ไอดี</td>
<td><? echo $row['m_id']; ?></td>
</tr>
<tr>
<td>ชื่อผู้ใช้</td>
<td><? echo $row['m_username']; ?></td>
</tr>
<tr>
<td>รหัสผ่าน</td>
<td><input type="password" name="m_password" size="30" placeholder="••••••••" 
value="<? echo $row['m_password']; ?>" />
</td>
</tr>
<tr>
<td>ชื่อ-นามสกุล</td>
<td><input type="text" name="m_fullname" size="30" placeholder="ชื่อ-นามสกุล" maxlength="30"
value="<? echo $row['m_fullname']; ?>" />
</td>
</tr>
<tr>
<td>ที่อยู่</td>
<td><textarea name="m_address" cols="40" rows="5" placeholder="กรุณากรอกที่อยู่">
<? echo $row['m_address']; ?></textarea>
</td>
</tr>
<tr>
<td>เบอร์โทรศัพท์</td>
<td><input type="text" name="m_phone" size="30" maxlength="10" placeholder="0812345678" 
value="<? echo $row['m_phone']; ?>" />
</td>
</tr>
<tr>
<td>อีเมล์</td>
<td><input type="text" name="m_email" size="30" placeholder="[email protected]" maxlength="30" 
value="<? echo $row['m_email']; ?>" />
</td>
</tr> 
<tr>
<td><input type="submit" name="edit_memberuser" value="ตกลง" /></td>
<td></td>
</tr> 
</table>
</td> 
</tr>
<? } ?> 
</table>
</form>

<?php
include('conn.php');


$m_id = $_GET['m_id'];
$m_username = $_POST['m_username'];
$m_password = $_POST['m_password'];
$m_fullname = $_POST['m_fullname'];
$m_address = $_POST['m_address'];
$m_phone = $_POST['m_phone'];
$m_email = $_POST['m_email'];

$sql = "UPDATE member SET m_password='$m_password',
m_fullname='$m_fullname', m_address='$m_address', 
m_phone='$m_phone', m_email='$m_email' where m_id='$m_id'";

$row = mysql_query($sql);
if($row)
{
echo "<script language='JavaScript'>
alert('แก้ไขข้อมูลสำเร็จแล้ว');
window.location.href = 'edit_memberuser.php';
</script>";
}
else
{
echo "ไม่สามารถแก้ไขสมาชิกได้ [".$sql."]";
}

?>