function subtext_invisible_captcha_hideFromJavascriptEnabledBrowsers(id) {
    var captcha = document.getElementById(id);
    if (captcha) {
        captcha.style.display = 'none';
    }
}

function subtext_invisible_captcha_setAnswer(first, second, formInputId) {
    var formInput = document.getElementById(formInputId);
    if (formInput) {
        formInput.value = (first + second);
    }
}