function upd(field, value) {
    try {
        document.getElementById(field).innerHTML =  value + " ";
    } catch (e) {}
}

function getCheckField(field) {
    try {
        v = document.getElementById("check"+field).checked;
    } catch (e) {}
    if (v == true) {
        return 1;
    }
    return 0;
}