function adv_format(value, num)
//????
 {
    var a_str = formatnumber(value, num);
    var a_int = parseFloat(a_str);
    if (value.toString().length > a_str.length)
    {
        var b_str = value.toString().substring(a_str.length, a_str.length + 1)
        var b_int = parseFloat(b_str);
        if (b_int < 5)
        {
            return a_str
        }
        else
        {
            var bonus_str,
            bonus_int;
            if (num == 0)
            {
                bonus_int = 1;
            }
            else
            {
                bonus_str = "0."
                for (var i = 1; i < num; i++)
                bonus_str += "0";
                bonus_str += "1";
                bonus_int = parseFloat(bonus_str);
            }
            a_str = formatnumber(a_int + bonus_int, num)
        }
    }
    return a_str
}

function formatnumber(value, num)
//????
 {
    var a,
    b,
    c,
    i
    a = value.toString();
    b = a.indexOf('.');
    c = a.length;
    if (num == 0)
    {
        if (b != -1)
        a = a.substring(0, b);
    }
    else
    {
        if (b == -1)
        {
            a = a + ".";
            for (i = 1; i <= num; i++)
            a = a + "0";
        }
        else
        {
            a = a.substring(0, b + num + 1);
            for (i = c; i <= b + num; i++)
            a = a + "0";
        }
    }
    return a
}

function calc(num) {
    result_temp1 = num * 0.056;
    result_temp2 = adv_format(result_temp1, 2);
    // We want to return a value to use, rather than handle the form in this vanilla JS
    //document.form2.result.value=result_temp2;
	return result_temp2;
}