By default, the FirstWeekDay property is exSunday. Use the FirstWeekDay property to specify the first day in the week. Use WeekDays property to specify the name of the days in the week. Use the MonthNames property to specify the name of the months in the year. Use the AMPM property to specify the name of the AM and PM indicators. The FormatDate property formats a date. The NextDate property computes the next date based on the time unit. Use the FirstVisibleDate property to specify the first visible date in the chart. Use the MarkTodayColor property to specify the color to mark the today date area. The WeekNumberAs property specifies the way the control displays the week number.