<boolean id="wire" _label="Wireframe" arg-set="-wireframe"/>
<boolean id="showfps" _label="Show Frames-per-Second" arg-set="-fps"/>
</hgroup>
<boolean id="wire" _label="Wireframe" arg-set="-wireframe"/>
<boolean id="showfps" _label="Show Frames-per-Second" arg-set="-fps"/>
</hgroup>