custom items magnific

gistfile1.txt

//magnific-popup
        $(document).ready(function () {


            $('div.big-image').click(function (e) {
                e.preventDefault();

                var items = [];
                var active;
                $('.thumbnails img').each(function(i, item) {
                    if ($(item).hasClass('selected')) {active = i};
                    items.push({
                        src: $(item).attr('src')
                    })
                });
                items = items.slice(active).concat(items.slice(0, active));

                $.magnificPopup.open({
                    type: 'image',
                    items: items,
                    gallery: {
                        enabled: true
                    }
                });

            });

        });