<select name="to_topic" size="5" multiple>
<list extra.themenPopupData as t>
-
- <option value="${t.key}" <list data.to_topics as to><if (t.key == to)>selected</if></list>>${t.value}</option>
+ <option value="${t.key}" <list data.to_topics as to><if (t.key == to["id"])>selected</if></list>>${t.value}</option>
</list>
</select>