function show(divId) {
    div_status = 0; //0- hidden, 1- active
    if (document.getElementById(divId).className == "inline-menu")
       div_status = 1;
    elems = document.getElementsByTagName("div");
    r = /div(\d+)/i;
    for (i = 0; i < elems.length; i++) {
        arr = r.exec(elems[i].id);
        if (arr != null && arr.length > 1) {
            elems[i].className = "hidden-menu";
        }
    }
    document.getElementById(divId).className = "inline-menu";
}