<input type="text" size="3" id="<?= $arField['id'] ?>" name="<?= $arField['id'] ?>"
                             value="<?= $arField['value'] ?>" onchange="<?= $arField['id'] ?>_OnChange(this)">

                      <a href="javascript:;" class="adm-btn"
                         onclick="<?= $arField['id'] ?>_makeDialog(this)"><?= GetMessage('IS_CORE_SELECT_BUTTON') ?></a>

                      <span id="div_<?= $arField['id'] ?>"><?= self::GetHrefFromID($arField['value'], array('CUser', 'GetByID'), array(), 'LOGIN, NAME, LAST_NAME', 'user_edit.php'); ?></span>
                      <script type="text/javascript">
                          function <?= $arField['id'] ?>_makeDialog(field) {
                              var $form = $(field).closest('form');
                              window.open('/bitrix/admin/user_search.php?lang=ru'+
                              '&FN='+$form.attr('id')+'&FC=<?= $arField['id'] ?>',
                                  '', 'scrollbars=yes,resizable=yes,width=760,height=500,top='+Math.floor((screen.height - 560)/2-14)+',left='+Math.floor((screen.width - 760)/2-5));
                          }
                          function <?=$arField['id']?>_OnChange(field) {
                              var val = field.value | 0;
                              var $form = $(field).closest('form');
                              if (val > 0) {
                                  $.ajax({
                                      url: '/bitrix/admin/get_user.php',
                                      type: 'GET',
                                      data: {'strName': '<?= $arField['id'] ?>', 'ID': val, 'admin_section': 'Y'},
                                      success: function (result) {
                                          $('<div></div>').html(result).empty(); //execute JS
                                      }
                                  });
                              }
                          }
                      </script>