function e3(id) {
            for (var i = 1; i <= 3; i++) {
                if (id == i) {
                    document.getElementById("l" + id).className = "BtopCur";
                    document.getElementById("div4" + id).style.display = "";
                    document.getElementById("MoreLink" + i).style.display = "";
                }
                else {
                    document.getElementById("l" + i).className = "BtopTag";
                    document.getElementById("div4" + i).style.display = "none";
                    document.getElementById("MoreLink" + i).style.display = "none";
                }
            }
        }