ass('active');
var cate = $('#cates dd.active').attr('data-val');
var area = $('#areas dd.active').attr('data-val');
var end = $('#end dd.active').attr('data-val');
var sort = $('#sort dd.active').attr('data-val');
location.href = '/booklist?cate='+cate+'&area='+area+'&end='+end+'&sort='+sort;
}