<option id="smart" _label="Always play well" arg-set="-smart"/>
</select>
+ <boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
+
<_description>
-Simulates the classic arcade game Missile Command.
+Simulates (something like) the classic arcade game Missile Command.
+
+http://en.wikipedia.org/wiki/Missile_Command
Written by Adam Miller; 1999.
</_description>