{* *! version 1.0.2  24mar2010}{...}
{phang}
{it:marker_options}
    affect the rendition of markers drawn at the plotted points, including
    their shape, size, color, and outline; see {manhelpi marker_options G-3}.

{phang}
{it:marker_label_options}
    specify if and how the markers are to be labeled; 
    see {manhelpi marker_label_options G-3}.{p_end}
