function toggle() {
        for (var i=0; i<toggle.arguments.length; i++) {
                var element = document.getElementById(toggle.arguments[i]);
                element.style.display = (element.style.display == "" ? "none" : "");
        }
}

function toggleOn() {
        for (var i=0; i<toggleOn.arguments.length; i++) {
                var element = document.getElementById(toggleOn.arguments[i]);
                element.style.display = "";
        }
}

function toggleOff() {
        for (var i=0; i<toggleOff.arguments.length; i++) {
                var element = document.getElementById(toggleOff.arguments[i]);
                element.style.display = "none";
        }
}