+ <boolean id="thick" _label="Thick Lines" arg-unset="-no-thick"/>
+ <boolean id="fade" _label="Fade Out" arg-unset="-no-fade"/>
+ </hgroup>
+
+ <hgroup>
+ <boolean id="texture" _label="Texture-Mapped Font" arg-unset="-no-textures"/>
+ <boolean id="showfps" _label="Show Frames-per-Second" arg-set="-fps"/>