รบกวนช่วยดูให้หน่อยครับว่าทำไม Search มันถึงไม่ไป Date Between Date ก่อนครับ

$strSQL = "SELECT service.*,detail.* FROM detail LEFT JOIN service ON service.ser_no = detail.id WHERE detail.Enable='T' AND ((detail.CreatedBy BETWEEN '".$_GET['dateInput']."' AND '".$_GET['dateInput2']."') or (detail.UpdatedBy BETWEEN '".$_GET['dateInput3']."' AND '".$_GET['dateInput4']."'))";
if($_GET["IsActive"]!= "")
{
$strSQL .= " and (detail.IsActive LIKE '%".$_GET["IsActive"]."%') ";
}
if($_GET["select_busi"]!= "")
{
$strSQL .= " and (service.busi_no LIKE '%".$_GET["select_busi"]."%') ";
}
if($_GET["select_bg"]!= "")
{
$strSQL .= " and (service.bg_no LIKE '%".$_GET["select_bg"]."%') ";
}
$objQuery = mssql_query($strSQL) or die ("Error Query [".$strSQL."]") ;

$strSQL="SELECT ser_no,ser_name FROM service WHERE bg_no='".$_GET["select_bg"]."' ";
$objQuery = mssql_query($strSQL) or die ("Error Query [".$strSQL."]");
?>
<table width="50%" border=1 class="style3">
<tr>
<th colspan="5">ตั้งแต่ <?=$_GET["dateInput"];?> ถึง <?=$_GET["dateInput2"];?> ข้อมูลธุรกิจทั้งหมด</th>
</tr>
<tr>
<td width="15%">หมวดธุรกิจ</td><td colspan="4"><?=$_GET["select_busi"];?></td>
</tr>
<tr>
<td></td><td width="15%">กลุ่มธุรกิจ</td><td colspan="3"><?=$_GET["select_bg"];?></td>
</tr>
<tr>
<td colspan="2"></td>
<td width="65%"><?
while($objResult = mssql_fetch_array($objQuery))
{
		
		echo $objResult["ser_name"];
        		$strSQL1="select count(bg) as countname from detail where service=".$objResult['ser_no']." ";
		$objQuery1 = mssql_query($strSQL1);
		
		while($objResult1 = mssql_fetch_array($objQuery1))
		{
		echo "<font color=red>".$objResult1['countname']."</font>";
					echo "<br>";
			}
	}
	?>				
</td>