function ShowMessageBox(header, message)
{
    popMessageBox.SetHeaderText(header);
    popMessageBox.SetContentHtml("@message on <strong>@date</strong> at <strong>@time</strong>.");
    if (message == "")
        message = header;
    var tmp_text = popMessageBox.GetContentHtml();
    var d = new Date();
    var curr_date = d.getDate();
    var curr_month = d.getMonth();
    curr_month++;
    var curr_year = d.getFullYear();
    var d_str = d.format('M/d/yyyy');//curr_month + "/" + curr_date + "/" + curr_year;
    var t_str = d.format('h:mm tt');
    tmp_text = tmp_text.replace("@message", message);
    tmp_text = tmp_text.replace("@date", d_str);
    tmp_text = tmp_text.replace("@time", t_str);
    popMessageBox.SetContentHtml(tmp_text);
    popMessageBox.Show();
}