This message currently has the code
Diff selection: Mark the radio boxes of the revisions to compare and hit enter or the button at the bottom.<br />
Legend: '''({{int:cur}})''' = difference with latest revision, '''({{int:last}})''' = difference with preceding revision, '''{{int:minoreditletter}}''' = minor edit.but it would be better (semantically) to mark it like this:
Diff selection: Mark the radio boxes of the revisions to compare and hit enter or the button at the bottom.<br />
Legend:
<dl>
<dt>({{int:cur}})<dt>
<dd>difference with latest revision,</dd>
<dt>({{int:last}})<dt>
<dd>difference with preceding revision,</dd>
<dt>{{int:minoreditletter}}</dt>
<dd>minor edit.</dd>
</dl>(possibly using the "hlist" class from T42062 to make it show up horizontally)