<li class="check_boxes optional" id="person_phonenumbers_input">
            <fieldset>
              <legend class="label"><label>Phonenumbers</label></legend>

              <ol>
                <li>
                  <label for="person_phonenumber_ids_1"><input name="person[phonenumber_ids][]" type="hidden" value="" /><input id="person_phonenumber_ids_1" name="person[phonenumber_ids][]" type="checkbox" value="1" /> 1</label>
                </li>
                <li>
                  <label for="person_phonenumber_ids_2"><input name="person[phonenumber_ids][]" type="hidden" value="" /><input id="person_phonenumber_ids_2" name="person[phonenumber_ids][]" type="checkbox" value="2" /> 2</label>
                </li>

                <li>
                  <label for="person_phonenumber_ids_3"><input name="person[phonenumber_ids][]" type="hidden" value="" /><input id="person_phonenumber_ids_3" name="person[phonenumber_ids][]" type="checkbox" value="3" /> 3</label>
                </li>
                <li>
                  <label for="person_phonenumber_ids_4"><input name="person[phonenumber_ids][]" type="hidden" value="" /><input id="person_phonenumber_ids_4" name="person[phonenumber_ids][]" type="checkbox" value="4" /> 4</label>
                </li>
                <li>

                  <label for="person_phonenumber_ids_5"><input name="person[phonenumber_ids][]" type="hidden" value="" /><input id="person_phonenumber_ids_5" name="person[phonenumber_ids][]" type="checkbox" value="5" /> 5</label>
                </li>
              </ol>
            </fieldset>
          </li>