สอบถามค่ะ code การแบ่งหน้ามีปัญหาค่ะ รบกวนด้วยนะคะ

<br>
<div align="center"><font color='red' size = 30><strong>WEBBOARD </font><br>
หากมีปัญหาหรือข้อคิดเห็นใดๆสามารถแจ้งได้ที่นี่ </strong>
</div>
<div align="left">&nbsp;&nbsp;&nbsp;&nbsp;<a href="index.php?Category=NewQuestion"><img src="icon/up.gif" width="16" height="16">[<strong>คำถามใหม่</strong></a> ]
  <?
include "include/connect.inc.php";
$sql = "SELECT * FROM webboard ";
$query = mysql_query($sql);
$Num_Rows = mysql_num_rows($query);

$Per_Page = 5;   // Per Page

$Page = $_GET["Page"];
if(!$_GET["Page"])
{
	$Page=1;
}

$Prev_Page = $Page-1;
$Next_Page = $Page+1;

$Page_Start = (($Per_Page*$Page)-$Per_Page);
if($Num_Rows<=$Per_Page)
{
	$Num_Pages =1;
}
else if(($Num_Rows % $Per_Page)==0)
{
	$Num_Pages =($Num_Rows/$Per_Page) ;
}
else
{
	$Num_Pages =($Num_Rows/$Per_Page)+1;
	$Num_Pages = (int)$Num_Pages;
}

$sql .=" order  by QuestionID DESC LIMIT $Page_Start , $Per_Page";

?>
</div>
<table width="80%" align="center"  leftmargin="0" rightmargin="0" border="0" cellpadding="2" cellspacing="2" bgcolor="#66FF99">
  <tr>
    <th width="7%"> <div align="center">QuestionID</div></th>
    <th width="35%"> <div align="center">Question</div></th>
    <th width="15%"> <div align="center">Name</div></th>
    <th width="15%"> <div align="center">CreateDate</div></th>
    <th width="5%"> <div align="center">View</div></th>
    <th width="5%"> <div align="center">Reply</div></th>
  </tr>
  <?
$i=0;
while($row = mysql_fetch_array($query))
{
$i++;
if($i%2==0)
{
$bg = "#A8FFCB";
}
else
{
$bg = "#CEFFE1";
}
?>
  
  <tr bgcolor="<?=$bg;?>">
    <td><div align="center"><?=$row["QuestionID"];?></div></td>
    <td><a href="index.php?Category=ViewWebboard&QuestionID=<?=$row["QuestionID"];?>"><?=$row["Question"];?></a></td>
    <td><?=$_SESSION['login_user']?></td>
    <td><div align="center"><?=$row["CreateDate"];?></div></td>
    <td><div align="center"><?=$row["View"];?></td>
    <td><div align="center"><?=$row["Reply"];?></td>
  </tr>
<?
}
?>
</table>

<br>
Total <?= $Num_Rows;?> Record : <?=$Num_Pages;?> Page :
<?
if($Prev_Page)
{
	echo " <a href='$_SERVER[SCRIPT_NAME]?Page=$Prev_Page'><< Back</a> ";
}

for($i=1; $i<=$Num_Pages; $i++){
	if($i != $Page)
	{
		echo "[ <a href='$_SERVER[SCRIPT_NAME]?Page=$i'>$i</a> ]";
	}
	else
	{
		echo "<b> $i </b>";
	}
}
if($Page!=$Num_Pages)
{
	echo " <a href ='$_SERVER[SCRIPT_NAME]?Page=$Next_Page'>Next>></a> ";
}

?>