(choose from list {"Now", "2 Hours", "Tonight", "Today", "Tomorrow", "2 Days", "3 Days", "4 Days", "5 Days", "6 Days", "Saturday", "Sunday", "Next Monday", "1 Week", "2 weeks", "1 Month", "2 Months", "3 Months", "Custom"} default items defaultCalendarDay OK button name "Select" with prompt "Set Event Date" with title "Time Block ")