[img:///img/JSup/draft.gif]
 * JSup handle unit of measure that can be assigned to [JSup tag|tag] and [JSup Tag classes|classes].
 * Calculation can be performed in [JSup Math code|Math code] transparently.
 * Calculation can be performed in [JavaCode|JavaCode] using the <TT>.umValue()</TT> method of [JSup tag|tag] ...