โค๊ดส่งเมลล์ ลิงค์ที่ถูกส่งไปไม่เหมือนเดิมค๊ะ แก้ไขอย่างไรดีค๊ะ

<?PHP
	$to      = $buyer_email;
	$subject = "Successful - $name [ ID:$id]‏";
        $message = "
        For more details about the purchase, please access the <a href='http://mysite.com/members_area.php?page=bidding&section=won_items' target='_blank' >Bought Items</a> page. 
";
        $headers  = 'MIME-Version: 1.0' . "\r\n"; 
        $headers .= 'Content-type: text/html; charset=iso-8859-1' . "\r\n"; 
        $headers .= "From:[email protected]\r\n"; 
        mail($to, $subject, $message, $headers);
?>