[%
    BLOCK build_org_selector_options; %]
        <option value='[% walker.id %]' [% IF walker.id == value %] selected='selected' [% END %]>
            [%
                pad = walker.ou_type.depth * 2;
                FOR idx IN [0..pad]; '&nbsp;'; END;
                walker.name;
            %]
        </option>
        [%  FOR child IN walker.children;
            PROCESS build_org_selector_options walker=child value=value;
        END;
    END;

    # XXX TODO probably put this BLOCK somewhere else so it can be used widely.
    # Org Unit Selector Widget :
    #   PROCESS build_org_selector id='selector-id' name='selector-name'
    BLOCK build_org_selector;
%]
    <select [% IF id %] id='[% id %]' [% END %] name='[% name %]'>
    [% PROCESS build_org_selector_options walker=(org_unit || ctx.aou_tree) value=value %]
    </select>
[%  END %]