var btn;
function confirmChecked(cbox) {
    if (btn != null) {
        if (cbox != null && cbox.checked) {
            btn.disabled = "";
        }
        else {
            btn.disabled = "disabled";
        }
    }
}

function openAGB() {
    var trails = "width=550" + ",height= 580" + ",left=300" + ",top=100" + ",toolbar=no,directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no";
    newWindow = window.open("/lpInfoPopups/agb.html", "AGB", trails);
}