function setContentTab(name, curr, n) {
    for (i = 1; i <= n; i++) {
        var menu = document.getElementById(name + i);
        var cont = document.getElementById("con_" + name + "_" + i);
        menu.className = i == curr ? "up" : "";
        if (i == curr) {
            cont.style.display = "block";
        } else {
            cont.style.display = "none";
        }
    }
}