Счетчик JavaScript для кумулятивных часов

//in child form...    
class Form_pop
{
    public Form_pop(int wins, int loses)
    {
        this.wins = wins;
        this.loses = loses;
    }

    int wins;
    int loses;

    private void Form_pop_Load(object sender, EventArgs e)
    {
        Label_wins.Text = wins.ToString();
        Label_loses.Text = loses.ToString();
    }
}

//In parent form...
Form_pop form_pop = new Form_pop(yourWins, yourLoses);
form_pop.show();