// ----------------------------------------------------------------------
public DateTime AddBusinessDays1( DateTime startDate, int noOfBusinessDays )
{
CalendarVisitorFilter filter = new CalendarVisitorFilter();
filter.AddWorkingWeekDays();
DaySeeker seeker = new DaySeeker( filter );
Day targetDay = seeker.FindDay( new Day( startDate ), noOfBusinessDays );
return targetDay.Start;
}