อยากให้หน้าแกลเลอรี่มันสวิทซ์เพจ แต่ไม่รู้เขียนผิดตรงไหนอ่ะครับ ช่วยทีนะครับผม

<? 
include "admin/library/paginator.php";
$promotion = $db->query("SELECT * FROM "._PROPERTY."");
$propertypic_row = $db->rows($promotion);

$Per_Page = 1;   // 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($propertypic_row<=$Per_Page)
{
	$Num_Pages =1;
}
else if(($propertypic_row % $Per_Page)==0)
{
	$Num_Pages =($propertypic_row/$Per_Page) ;
}
else
{
	$Num_Pages =($propertypic_row/$Per_Page)+1;
	$Num_Pages = (int)$Num_Pages;
}
    $sqlimg = "SELECT * FROM mg_propertypic AS p WHERE p.propertypic_property = '".$_GET[id]."' ORDER BY propertypic_id ASC ";
	$result_images = $db->query($sqlimg);
	$propertypic_row = $db->rows($result_images);
	if($propertypic_row!=0){
		while($row_images = $db->fetch($result_images)) {
		?>
         <div class="property_pic3">
<a href="../admin/property/gallery/server/php/files/<?=$row_images->propertypic_name;?>" class="fancybox-buttons" data-fancybox-group="gallery">
				 <img src="../admin/property/gallery/server/php/files/<?=$row_images->propertypic_name;?>"  width="83px" height="63px"></a>
		 </div><? }
	}else{ ?>
 <div class="property_pic3">
            <a href="images/noimages.jpg" class="fancybox-buttons" data-fancybox-group="gallery"/>
				<img src="images/noimages.jpg"  width="83px" height="63px" />
                </a></div>
						
<?		if($i%4 == 0){
									echo "";
								}
							}?>
                        
                         
    Total 
    <?=$propertypic_row;?> 
    Record 
    
    <?

$pages = new Paginator;
$pages->items_total = $propertypic_row;
$pages->mid_range = 10;
$pages->current_page = $Page;
$pages->default_ipp = $Per_Page;
$pages->url_next = $_SERVER["PHP_SELF"]."?QueryString=value&propertypic_id=$_GET[propertypic_id]&Page=";

$pages->paginate();

echo $pages->display_pages()
?>