if (isset($_POST['name']) && isset($_POST['password']))
    {
        $nameAuth = trim(htmlspecialchars($_POST['name']));
        $passwordAuth = trim(htmlspecialchars($_POST['password']));
        if(empty($name) OR empty($password)){
$error = 'Не введен Логин или Пароль!';
}
        $sqlAuth = "SELECT * FROM `users` WHERE `login`=? and `password`=?";
        $plAuth = array($nameAuth,$passwordAuth);
        $rowsAuth = $db->rows($sqlAuth,$plAuth);
if ($rowsAuth == 0)
        {
        $error='Неправильно логин или пароль!';
        }
        if(empty($error)){
            $AuthClient = $db->fetch($sqlAuth,$plAuth);
            $_SESSION['id'] =  $AuthClient['id'];
            $_SESSION['password'] =  $passwordAuth;
            header("Location:/");
        }
        else
        {
        $_SESSION['error'] =  $error;
        header("Location: /");
        exit;
        }

    }