<element>
name title
type Text
label "Title:"
</element>
<element>
name genres
type Select
label "Genre:"
<attributes>
multiple multiple
</attributes>
<model_config>
resultset Genre
label_column name
<condition>
fiction 1
</condition>
</model_config>
</element>
<element>
name author
type Select
label "Author:"
<model_config>
resultset Author
label_column name
</model_config>
</element>
<element>
type Submit
</element>