Javascript ไม่ยอมขึ้น Confirm Popup ใครรู้ช่วยดูให้หน่อยคับ

<?php
$strSearch = $_POST["mySearch"];

$objConnect = mysql_connect("localhost","root","123456") or die("Error Connect to Database");
$objDB = mysql_select_db("webboardx");
mysql_query("set NAMES'UTF8'");
$strSQL = "SELECT * FROM fservice WHERE fid LIKE '%".$strSearch."%' OR admin LIKE '%".$strSearch."%' ORDER BY fid ASC";
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
$rows = mysql_num_rows($objQuery);


if($_GET["Action"]=="Delete")
	{
		//=========== ลบข้อมูล
		$sql_del= "delete from fservice where fid='".$_GET["fid"]."'";
		$dbquery_del = mysql_query($sql_del);
										
		echo"<script language='JavaScript'>";
		echo"alert('ลบข้อมูลเรียบร้อยแล้ว');";
		echo"window.location='mainadm_service.php';";
		echo"</script>";							
	}
	

if ($rows <=0){
	echo "<table width=800 align=center>";
	echo "<font color=#FF0000><strong>ไม่พบกระทู้ที่ค้นหา</strong></font>";
	echo "</table>";
}
else{
?>

<table width="800" border="0" align="center">
  <tr>
    <th width="164" bgcolor="#009E8E" scope="col"><span class="style1">รหัสรายงาน</span></th>
    <th width="177" bgcolor="#009E8E" scope="col"><span class="style1">ผู้ประสานงาน</span></th>
    <th width="138" bgcolor="#009E8E" scope="col"><span class="style1">หน่วยงาน</span></th>
    <th width="173" bgcolor="#009E8E" scope="col"><span class="style1">ผู้รับงาน</span></th>
    <th width="61" bgcolor="#009E8E" scope="col"><span class="style1">สถานะ</span></th>
  </tr>
<?
while($arr = mysql_fetch_array($objQuery))
{
?>
  <tr>
	<td><div align="center"><a href="MyPDF/<?php echo $arr['serviceFile']; ?>" target="_blank"><?php echo $arr['fid']; ?></a></div></td>
    <td><?=$arr["fname"];?></td>
    <td><?=$arr["fdiv"];?></td>
    <td><?=$arr["admin"];?></td>
    <td align="center"><?php if ($arr['status']=="Yes"){
		echo "<img src=\"images/true.png\" width=\"12\" height=\"12\" title=\"ได้รับรายงานแล้ว\">";
		}else{
		echo "<img src=\"images/false.png\" width=\"12\" height=\"12\" title=\"ยังไม่ได้รับรายงาน\">";
		}
		?>
		
<script language="JavaScript">

function Conf<?=$arr['fid']; ?>(object) {
if (confirm("ยืนยันการลบ [<?=$arr['fid']; ?>]")==true) {
return true;
}
return false;
}

</script>
		
	</td>
    <td width="16"><a href="edit_service.php?fid=<?php echo $arr['fid']; ?>"><img src="images/edit.png" width="16" height="16" border="0" title="แก้ไข" /></a></td>
	<td width="19"><div align="left"><a href="<?=$_SERVER['PHP_SELF'];?>?Action=Delete&fid=<?=$arr['fid'];?>" onClick="return Conf<?=$arr['fid'];?>(this)"><img src="images/delete.gif" width="16" height="16" border="0" value="ลบ"></a></div></td>
  </tr>
<?
}
}
?>
</table>
<br/>
<?
mysql_close($objConnect);
?>