def habtm_check_boxes_field_template(l = {})
      <<-END
      <div id="#{l[:div_id]}" class="field">
        #{l[:label]}<br />
        <div class="habtm_check_boxes">#{l[:element].join}</div>#{l[:decoration]}
        #{"<p class=\"field_description\">#{l[:description]}</p>" unless l[:description].blank?}
      </div>
      END
    end
def habtm_check_boxes_field_template(l = {})
      <<-END
      <div id="#{l[:div_id]}" class="field">
        #{l[:label]}<br />
        <div class="habtm_check_boxes">#{l[:element].join}</div>#{l[:decoration]}
        #{"<p class=\"field_description\">#{l[:description]}</p>" unless l[:description].blank?}
      </div>
      END
    end
Render a group of HABTM check boxes.