Cosa sta sbagliato? Managgia

Children mi appare sempre vuoto quando invio questo post

codice:
<form action="/search.php" method="get" id="searchForm">
        <input type="hidden" id="form_adults" name="Adults" value="" />
        <input type="hidden" id="form_children" name="Children" value="" />
        <input type="hidden" name="Languagecode" value="IT" />
        <input type="hidden" name="Currencycode" value="EUR" />

      <h2><span id="querypod_title">Cerca hotel</span></h2>
      <ul class="steps">[*]
        <div class="dove">
          <div class="step">1</div>

          <fieldset class="destination">
            <h3>Qual è la destinazione?</h3>
            <label for="txt_destination">Città, luogo di interesse, nome, indirizzo o CAP dell'hotel</label>
            

<input type="text" name="Search" id="txt_destination" /></p>
            </fieldset>
           </div>
        [/list]
      

</p>
      <ul class="steps">[*]
        <div class="quando">
          <div class="step" id="querypod_step2">2</div>
          <fieldset class="dates">
            <h3>Quando?</h3>
            <div class="arrival">
              <label for="txt_arrival">Check in</label>
              


                <input type="text" name="Checkin" id="txt_arrival" value="" class="dpick" />
                </p>
              <span id="arrivalDay"></span>
              </div>
            <div class="departure">
              <label for="txt_departure">Check out</label>
              


                <input type="text" name="Checkout" id="txt_departure" value="" class="dpick" />
                <span class="nights" id="nights"></span>
                </p>
              <span id="departureDay"></span>
              </div>
            <div class="clear-both"></div>
            </fieldset>
            </div>
        [*]
        <div class="chi">
          <div class="step" id="querypod_step3">3</div>
          <fieldset class="people">
            <h5>Quante persone?</h5>
            <table width="328">
              <thead>
                <tr>
                  <th width="86" class="rooms"><label for="sct_rooms">Stanze</label></th>
                  <th width="54" class="room_labels"></th>
                  <th width="65" class="adults"><label for="sct_adults_0">Adulti</label></th>
                  <th width="72" class="children"><label for="sct_children_0">Bambini</label></th>
                  <th width="15" class="compactAges hidden"></th>
                  </tr>
                </thead>
              <tbody>
                <tr>
                  <td>
                    <select id="sct_rooms" name="Rooms">
                      <option value="1">1</option>
                      <option value="2">2</option>
                      <option value="3">3</option>
                      <option value="4">4</option>
                      <option value="5">5</option>
                      <option value="6">6</option>
                      <option value="7">7</option>
                      <option value="8">8</option>
                      <option value="9">9+</option>
                      </select>
                    </td>
                  <td class="roomNumber">
                    Room 1:</td>
                  <td class="adults">
                    <select id="sct_adults_0">
                      <option value="1">1</option>
                      <option value="2" selected="selected">2</option>
                      <option value="3">3</option>
                      <option value="4">4</option>
                      <option value="5">5</option>
                      <option value="6">6</option>
                      <option value="7">7</option>
                      <option value="8">8</option>
                      </select>
                    <span id="adults_age_description" class="description">Età +18</span>
                    </td>
                  <td class="children">
                    <select id="sct_children_0" class="childNumberSelect">
                      <option value="0" selected="selected">0</option>
                      <option value="1">1</option>
                      <option value="2">2</option>
                      <option value="3">3</option>
                      </select>
                    <span id="children_age_description" class="description">0-17</span>
                    </td>
                  <td class="children_ages compactAges hidden" id="td_compactAges_0">
                    <p id="compactAges_0">
                      </p>
                    <span class="description">

                      </span>
                    </td>
                  </tr></tbody>
              </table>
            </fieldset>
            </div>
        [/list]
      <div class="foot clearfix feedbackButton">

            <button type="submit" id="btn_search_submit">
            [img]<?php bloginfo('template_directory'); ?>/Images/search.png[/img] </button>

</div>

      <div class="hr"></div>
    </form>