$(document).ready(function () {



    $(".submenu").hide();



    $("#main-menu a").click(function () {

        var sub = $(this).parent().parent().find(".submenu");

        if (sub.html()) {
            if (sub.css("display") == "block") sub.slideUp(200, "easeOutCubic");
                else sub.slideDown(200, "easeOutCubic");

            return false;
        }
    });


});