Public Sub SetFracTime(ByVal iMilli As Long, ByVal iMicro As Long, ByVal iNano As Long)
  Property Description  
    Argument iMilli sets the Milli-Seocnds part of the date. (Valid Range = 0 to 999)  
    Argument iMicro sets the Micro-Seocnds part of the date. (Valid Range = 0 to 999)  
    Argument iNano sets the Nano-Seocnds part of the date. (Valid Range = 0 to 9)  
    Description Populates the fractional part of this DateTime.  
    Remarks Clears the existing contents
Throws: on parsing invalid values.
Throws: if this DateTimes current type is not either zeroYear or time.