$folder = 'images/product/'.$product['id'].'/';
        $array_to_js = 'var imgs=[';
        $all_files = scandir($folder);
        for ($i = 2; $i <= sizeof($all_files)-1; $i++) {
            $array_to_js.='"'.$folder.$all_files[$i].'",';
        }

        substr($array_to_js,0,-1).'];';

        ?>
            <script type="text/javascript">
                var n = 0;
                var time = 800;
                play = setInterval("chgImg()", 2000);

                function chgImg() {
                $('#slide_show').fadeOut(time, function() {
                  $(this).attr('src', imgs[n]).fadeIn(time);
                });

                n++;
                if (n>=imgs.length) n = 0;
                }
            </script>
<?php
        echo '<img src="images/product/'.$product['id'].'/'.$img['images'].'" alt = "" id = "slide_show">';