[javascript] 따라다니는 메뉴

var quickBox = $('.right_bnr');
var quick_top = 148;
$(function(){
    quickBox.animate({'top': $(document).scrollTop() + quick_top + 'px'}, 1000);
    $(window).scroll(function(){
        quickBox.stop();
        quickBox.animate({'top': $(document).scrollTop() + quick_top + 'px'}, 1000);
    });
});