1. Please register "holiday day of the week" or "holiday date"
Click on a calendar date , then "ToHoliday" button or "ThisDayToHoliday" button,
You can create a holiday.
2. Directly enter a number of days and click on a "Calc!" button,
You can be calculated business day of "x" days after.
Directly Enter date and click on a "Calc!"button,
Or click on a calendar date and clicked on a "HowManyBizDays" button,
You can be calculated "number of business days".
3. In case of changing to a weekdays, click on the date that is specified in the calendar holiday.
If you have clicked on a "ToHoliday"button, click on a "ToBizDay"button.
If you have clicked on a "ThisDayToHoliday"button, click on a "ThisDayToBizDay"button.
It is changed to weekday.