it is possible to use a single region to describe a variety of shapes, just by changing the parameters.</P>
<P>
Coordinates with the values shown below will be interpreted as offsets.</P>
<DL>
<DT>
4000h-5FFFh: Offsets from parameter zero, with 5000h corresponding to the parameter exactly.</DT>
<DT>
6000h-7FFFh: Offsets from parameter one, with 7000h corresponding to the parameter exactly.</DT>
<DT>
8000h-9FFFh: Offsets from parameter two, with 9000h corresponding to the parameter exactly.</DT>
<DT>
A000h-B