<li>\subpage color_page "Color" - allows to change the filling color in
the standard <b>Select Color</b> menu.</li>
<li>\subpage transparency_page "Transparency" - allows to change the
transparency of geometrical objects.</li>
<li>\subpage isolines_page "Isos" - allows to change the number of
isolines displayed within a shape.</li>
<li>\subpage color_page "Color" - allows to change the filling color in
the standard <b>Select Color</b> menu.</li>
<li>\subpage transparency_page "Transparency" - allows to change the
transparency of geometrical objects.</li>
<li>\subpage isolines_page "Isos" - allows to change the number of
isolines displayed within a shape.</li>