js/blog.js

//Scripts for Blog App
$(function () {
    $(document).on("click", ".info-sdb__wr_drop-cal > .info-sdb__list_cal > .info-sdb__item_cal > .info-sdb__item-l", function (e) {
        e.preventDefault();

        var $this = $(this),
            currentItem = $this.closest(".info-sdb__item"),
            currentMenu = currentItem.find(".info-sdb__list"),
            siblingItems = currentItem.siblings(),
            siblingMenus = siblingItems.find(".info-sdb__list");

        currentMenu.slideToggle(function () {
            if (currentItem.hasClass("is-active")) {
                currentItem.removeClass("is-active");
            } else {
                currentItem.addClass("is-active");
            }
        });

        siblingItems.removeClass("is-active");
        siblingMenus.slideUp();
    });
});