PHP, MySQL ช่วยดูให้หน่อยครับ ผมจะแสดงข้อมูลเพศจากตัวแปรไม่ได้

<?
$objConnect = mysql_connect("localhost","comedu_supaluk","supaluk") or die("Error Connect to Database");
$objDB = mysql_select_db("comedu_supaluk");
$strSQL = "select *from blogger";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
?>
<table width="600" border="1">
  <tr>
    <th width="6"> <div align="center">sex</div></th>
    <th width="98"> <div align="center">fname </div></th>
    <th width="98"> <div align="center">lname </div></th>
    <th width="20"> <div align="center">studentid </div></th>
    <th width="200"> <div align="center">blog </div></th>
    
  </tr>
<?
while($objResult = mysql_fetch_array($objQuery))
{
?>
  <tr>
    <td><div align="center"><?
if ($objResult["sex"]==”0”) {
	echo “เพศหญิง”;
} else if ($objResult["sex"]==”1”) {
	echo “เพศชาย”;
}
?>
</div></td>
    <td><?=$objResult["fname"];?></td>
    <td><?=$objResult["lname"];?></td>
    <td><div align="center"><?=$objResult["studentid"];?></div></td>
    <td align="right"><?=$objResult["blog"];?></td>
  </tr>
<?
}
?>
</table>
<?
mysql_close($objConnect);
?>