มัน errorParse error: syntax error, unexpected T_ELSE in C:\AppServ\www\Projcet\Projcet\web\

<?
session_start();

?>

<? 
include 'connect.php';
$conn_tb = "product";

$mem_id=$_POST[mem_id];
$pro_name=$_POST[pro_name];
$pro_cata=$_POST[pro_cata];
$pro_detail=$_POST[pro_detail];
$pro_sta=$_POST[pro_sta];
$pro_price=$_POST[pro_price];

$photo=$_FILES['pro_pic']['tmp_name'];
$photo_name=$_FILES['pro_pic']['name'];
$photo_type=$_FILES['pro_pic']['type'];


if($pro_name=="" or $pro_type=="" or $pro_price==""){

?>
<script language="javascript" type="text/javascript">
alert("กรุณา กรอกชื่อ,ประเภท,ราคา ด้วยครับ ");
location = "add_product.php";
</script>
<?
}
else{
	$chk_name= "select * from `shop` where pro_name='$pro_name' ";
	$query_chk_name = mysql_query($chk_user);
	$num_chk_name = mysql_num_rows($query_chk_user);
	if($num_chk_name){
	?>
	<script language="javascript" type="text/javascript">
	alert("ชื่อสินค้าซ้ำในระบบค่ะ");
	location = "javascript:history.back()";
	</script>
	<?
}
}

else{ (!$photo) 
	$product_pic_add = "nopicture.jpg";	
	$sql_addData = "insert into $conn_tb (mem_id,pro_name,pro_type,pro_detail,pro_sta,pro_price,pro_pic) values ('$_REQUEST[mem_id]','$_REQUEST[pro_name]','$_REQUEST[pro_type]','$_REQUEST[pro_detail]','$_REQUEST[pro_sta]','$_REQUEST[pro_price]','$product_pic_add')";
	
$query_addData = mysql_query($sql_addData);
if($query_addData){
?>
<script language="javascript" type="text/javascript">
alert("เพิ่มสินค้าเรียบร้อยแล้วครับ");
location = "menu_1.php";
</script>
<?
	header("location:add_product.php");
}} 
else { 
	
	$array_last=explode(".",$photo_name);
	$c=count($array_last)-1; 
	$lastname=strtolower($array_last[$c]) ;
	if ($lastname=="gif" or $lastname=="jpg" or $lastname=="jpeg") {
		copy($photo,"../img/photo/".$photo_name);
		$sql_addData = "insert into $conn_tb (mem_id,pro_name,pro_type,pro_detail,pro_sta,pro_price,pro_pic) values ('$_REQUEST[mem_id]','$_REQUEST[pro_name]','$_REQUEST[pro_type]','$_REQUEST[pro_detail]','$_REQUEST[pro_sta]','$_REQUEST[pro_price]','$photo_name')";
		$query_addData = mysql_query($sql_addData);
		mysql_db_query($dbname,$sql_addData);
		?>
<script language="javascript" type="text/javascript">
alert("เพิ่มสินค้าเรียบร้อยแล้วครับ");
location = "menu_1.php";
</script>
<?
	
	} else{
	?>
<script language="javascript" type="text/javascript">
alert("ไม่สามารถเพิ่มสินค้าได้");
location = "add_product.php";
</script>
<?
	}
	unlink($photo);
	mysql_close();
} 

?>