Date & Time Functions

`Date`	Returns a date without its time component, or create a date/time value from its components in local time.
`DateAdd`	Adds a period to a given date.
`DateDiff`	Returns the period between two dates.
`Day`	Returns the day of a Date value
`Hour`	Returns the hours of a Date value.
`Minute`	Returns the minutes of a Date value.
`Month`	Returns the month of a Date value.
`Now`	Returns the current date and time.
`Second`	Returns the seconds of a Date value.
`Time`	Returns the time part of a Date value, or create a time value from its components.
`Timer`	Returns the number of elapsed seconds since the program started.
`Week`	Returns the week number of a Date value.
`WeekDay`	Returns the week day of a Date value.
`Year`	Returns the year of a Date value.