Undefined variable: objResult แก้ยังไงครับ แสดงข้อมูลใน table

<?php
$objConnect = mysql_connect("localhost","root","") or die("Error Connect to Database");
$objDB = mysql_select_db("db_bic");
//DESC & ASC
$strSQL = "SELECT * FROM tbl_admin ORDER BY admin_id DESC ";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
?>
<table width="270" border="1">
  <tr>
    <th width="70"> <div align="center"><a href="JavaScript:doCallAjax('CustomerID')">ID</a></div></th>
    <th width="100"> <div align="center"><a href="JavaScript:doCallAjax('Name')">ADMIN</a> </div></th>
    <th width="100"> <div align="center"><a href="JavaScript:doCallAjax('Email')">PASS</a> </div></th>
  </tr>
<?
while($objResult = mysql_fetch_array($objQuery))
{
?>
  <tr>
    <td><?=$objResult["admin_id"];?></td>
    <td><?=$objResult["admin_login"];?></td>
    <td><?=$objResult["admin_pwd"];?></td>
  </tr>
<?
}
?>
</table>
<?
mysql_close($objConnect);
?>

$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
$objResult = mysql_fetch_array($objQuery);
?>
<table>
<tr>
<th align="center"><font color="#CCFFCC">no.</font></th>
<th align="center"><font color="#CCFFCC">admin des.</font></th>
<th align="center"><font color="#CCFFCC">Edit / Del</font></th>
</tr>
<? 
while($objResult = mysql_fetch_array($objQuery))