สอบถามเรื่องการค้นหา Search หลายข้อมูลหน่อยครับ ปวดหัวมาก - -*

<?
include("connect.inc");
?>

<form name="frmSearch" method="get" action="<?=$_SERVER['SCRIPT_NAME'];?>">
<center><table width="800" border="0">
<tr>
<th>ค้นหา
<input name="txtKeyword" type="text" id="txtKeyword" size="50" value="<?=$_GET["txtKeyword"];?>">
<br>
<input type="text" name="txtKeyword2" id="txtKeyword2" size="20" value="<?=$_GET["txtKeyword2"];?>">
<br>ประเภทของธุรกิจที่ดำเนินการ
        <select name="select_re_type" id="re_type" value="<?=$_GET["txtKeyword3"];?>">>
        <option value="">--- เลือก ---</option>
		<option value="จำหน่าย">จำหน่าย</option>
		<option value="นำเข้า">นำเข้า</option>
		<option value="บริการ">บริการ</option>
		<option value="ผลิต">ผลิต</option>
		<option value="รัฐบาล">รัฐบาล</option>
		<option value="ส่งออก">ส่งออก</option>
		<option value="เอกชน">เอกชน</option>
        </select>
<input type="submit" value="Search"></th>
</tr>
</table></center>
</form>
<?
if($_GET["txtKeyword"] != "" and $_GET["txtKeyword2"] != "" and $_GET["txtKeyword3"] != "")
{
$strSQL = "SELECT  * FROM repair  WHERE (re_name LIKE '%".$_GET["txtKeyword"]."%' or re_tel1 LIKE '%".$_GET["txtKeyword"]."%' or re_hotline LIKE '%".$_GET["txtKeyword"]."%'  or re_town1 LIKE '%".$_GET["txtKeyword"]."%' or re_town2 LIKE '%".$_GET["txtKeyword"]."%' or re_name LIKE '%".$_GET["txtKeyword2"]."%' or re_tel1 LIKE '%".$_GET["txtKeyword2"]."%' or re_hotline LIKE '%".$_GET["txtKeyword2"]."%'  or re_town1 LIKE '%".$_GET["txtKeyword2"]."%' or re_town2 LIKE '%".$_GET["txtKeyword2"]."%' or re_type LIKE '%".$_GET["txtKeyword3"]."%')  ";
$objQuery = mssql_query($strSQL) or die ("Error Query [".$strSQL."]");
$Num_Rows = mssql_num_rows($objQuery); 
$Per_Page = 15;   // 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;
}
$Page_End = $Per_Page * $Page;
IF ($Page_End > $Num_Rows)
{
$Page_End = $Num_Rows;
} 
?>
<a href="db_repair.php"><img src="insert.gif" alt="เพิ่ม"></a>
<center><table border="0" cellspacing="0" class="style">
<tr  border="0">
<th width="50" align="center"><img src="menu1/show/no.png"></th>
<th width="200"align="center"><img src="menu1/show/name.png"></th>
<th width="100" align="center"><img src="menu1/show/tel.png"></th>
<th width="200"align="center"><img src="menu1/show/detail.png"></th>
<th width="200"align="center"><img src="menu1/show/add.png"></th>
<th width="200"align="center"><img src="menu1/show/town.png"></th>
<th width="150"align="center"><img src="menu1/show/web.png"></th>
<th width="50"align="center"><img src="menu1/show/rate.png"></th>
<th width="50" colspan="2"align="center"><img src="menu1/show/null.png"></th>
</tr>
<?
	$a=1;
for($i=$Page_Start;$i<$Page_End;$i++)
{
?>
<?if($bg == "white")
{
$bg = "#CCCCCC";
} else {
$bg = "white";
}
?>
<tr bgcolor="<?=$bg?>">
<td><div align="center"><?=$a;?></div></td>
<td><a onclick='window.open("popup_repair.php?re_1=<?=mssql_result($objQuery,$i,"re_id");?>",null, "height=800,width=800,status=yes,toolbar=no,menubar=no,location=no")' href="#"><?=mssql_result($objQuery,$i,"re_name");?></a></td>
<td><?=mssql_result($objQuery,$i,"re_tel1");?>-<?=mssql_result($objQuery,$i,"re_tel2");?></td>
<td><?=mssql_result($objQuery,$i,"re_detail");?></td>
<td><?=mssql_result($objQuery,$i,"re_amphur");?>&nbsp<?=mssql_result($objQuery,$i,"re_province");?></td>
<td><?=mssql_result($objQuery,$i,"re_town1");?>&nbsp<?=mssql_result($objQuery,$i,"re_town2");?>
&nbsp<?=mssql_result($objQuery,$i,"re_town3");?>&nbsp<?=mssql_result($objQuery,$i,"re_town4");?></td>
<td><?=mssql_result($objQuery,$i,"re_web");?></td>
<td><center><?=mssql_result($objQuery,$i,"re_rate");?></center></td>
<td align="center"><a href="repair_edit.php?re_1=<?=mssql_result($objQuery,$i,"re_id");?>"><img src="edit.gif" alt="รกยกรฉรคยข"></a></td>
<td align="center"><a href="JavaScript:if(confirm('Confirm Delete?')==true){window.location='repair_delete.php?re_1=
<?=mssql_result($objQuery,$i,"re_id");?>';}"><img src="delete.gif" alt="ร…ยบ"></a></td>
</tr>
<?
$a=$a+1;
}
?>
</table></center>
<br>
มีทั้งหมด <?= $Num_Rows;?> เรคคอร์ด	: <?=$Num_Pages;?> Page :
<?
if($Prev_Page)
{
echo " <a href='$_SERVER[SCRIPT_NAME]?Page=$Prev_Page&txtKeyword=$_GET[txtKeyword]'><< Back</a> ";
}
for($i=1; $i<=$Num_Pages; $i++){
if($i != $Page)
{
echo "[ <a href='$_SERVER[SCRIPT_NAME]?Page=$i&txtKeyword=$_GET[txtKeyword]'>$i</a> ]";
}
else
{
echo "<b> $i </b>";
}
}
if($Page!=$Num_Pages)
{
echo " <a href ='$_SERVER[SCRIPT_NAME]?Page=$Next_Page&txtKeyword=$_GET[txtKeyword]'>Next>></a> ";
}
mssql_close($objConnect);
}  
?>