<hgroup>
<number id="reaction" type="spinbutton" arg="-reaction %"
- _label="Reaction/Difusion" low="-1" high="2" default="-1"/>
+ _label="Reaction/Diffusion" low="-1" high="2" default="-1"/>
<number id="diffusion" type="spinbutton" arg="-diffusion %"
_label="/" low="-1" high="2" default="-1"/>
</hgroup>