function open_slideshow_window(dir,dir2,gallery_id) {
    if (gallery_id) {
        var ww = 550;
        var wh = 620;
        var uri = '/' + dir + '/' + dir2 + '/' + gallery_id + '/slideshow/';
//        alert(uri);
        var win = window.open(uri, 'slideshowwin', 'width=' + ww + ', height=' + wh);
    }
}
function open_slideshow_window_2(dir,dir2,dir3,gallery_id) {
    if (gallery_id) {
        var ww = 550;
        var wh = 620;
        var uri = '/' + dir + '/' + dir2 + '/' + dir3 + '/' + gallery_id + '/slideshow/';
//        alert(uri);
        var win = window.open(uri, 'slideshowwin', 'width=' + ww + ', height=' + wh);
    }
}