// Sunday is the first day of the week
private DateTime GetDate(int iYear, int iWeekNo, int iDayNo)
{
DateTime dt = new DateTime(iYear, 1, 1);
if (dt.DayOfWeek != DayOfWeek.Sunday)
dt = dt.AddDays(7 - (int)dt.DayOfWeek);
return dt.AddDays(((iWeekNo - 1) * 7) + iDayNo - 1);
}