var form = window.document.forms["add_ograzhd"];
function heddenEmptyFields() {
    if (form.elements["type_ograzhd[1]"].value == '')   form.elements["type_ograzhd[1]"].style.display =   'none';
    if (form.elements["balyasina[1]"].value == '')      form.elements["balyasina[1]"].style.display =      'none';
    if (form.elements["balyasina[2]"].value == '')      form.elements["balyasina[2]"].style.display =      'none';
    if (form.elements["poruchen[1]"].value == '')       form.elements["poruchen[1]"].style.display =       'none';
    if (form.elements["poruchen[2]"].value == '')       form.elements["poruchen[2]"].style.display =       'none';
}

function showType() {
    if (form.elements["type_ograzhd[0]"].value == 3 || form.elements["type_ograzhd[0]"].value == 4) {
        form.elements["type_ograzhd[1]"].style.display = 'inline';
    }
    else {
        form.elements["type_ograzhd[1]"].style.display = 'none';
        form.elements["type_ograzhd[1]"].value = '';
    }
}

function showBalyas() {
    if (form.elements["balyasina[1]"].value != '') {
        form.elements["balyasina[1]"].style.display = 'inline';
    }
    else {
        form.elements["balyasina[1]"].style.display = 'none';
        form.elements["balyasina[1]"].value = '';
    }
    if (form.elements["balyasina[1]"].value == 4) {
        form.elements["balyasina[2]"].style.display = 'inline';
    }
    else {
        form.elements["balyasina[2]"].style.display = 'none';
        form.elements["balyasina[2]"].value = '';
    }
}

function showPoruch() {
    if (form.elements["poruchen[1]"].value != '') {
        form.elements["poruchen[1]"].style.display = 'inline';
    }
    else {
        form.elements["poruchen[1]"].style.display = 'none';
        form.elements["poruchen[1]"].value = '';
    }
    if (form.elements["poruchen[1]"].value == 3) {
        form.elements["poruchen[2]"].style.display = 'inline';
    }
        else {
            form.elements["poruchen[2]"].style.display = 'none';
            form.elements["poruchen[2]"].value = '';
        }
}
function showPodsten2() {
    if (form.elements["podstenok"].value == 0) {
        form.elements["mater_podsten[0]"].style.display = 'inline';
        form.elements["mater_podsten[1]"].style.display = 'inline';
    }
    else {
        form.elements["mater_podsten[0]"].style.display = 'none';
        form.elements["mater_podsten[1]"].style.display = 'none';
        form.elements["mater_podsten[0]"].value = '';
        form.elements["mater_podsten[1]"].value = '';
    }
}