$(document).ready(function () {

    $(".faq div.answer").hide();

    $(".faq div.question").click(function (event) {

        var obj = $(this).next();
        if (obj.is(':hidden'))
            obj.slideDown(400);
        else
            obj.slideUp(400);
        return false;
    });
});


//$(element).slideUp(1000, null, callback}); $(element).slideUp({ duration: 1000, easing: null, complete: callback});