Вывод свойства элемента инфоблока

<?if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true)die();?>

<div class="action_detail">
   <?if($arParams["DISPLAY_PICTURE"]!="N" && is_array($arResult["DETAIL_PICTURE"])):?>
      <img class="detail_picture" border="0" src="<?=$arResult["DETAIL_PICTURE"]["SRC"]?>" width="<?=$arResult["DETAIL_PICTURE"]["WIDTH"]?>" height="<?=$arResult["DETAIL_PICTURE"]["HEIGHT"]?>" alt="<?=$arResult["NAME"]?>"  title="<?=$arResult["NAME"]?>" />
   <?endif?>
    <?if($arParams["DISPLAY_DATE"]!="N" && $arResult['FIELDS']['DATE_ACTIVE_TO']):?>
         <div class="action_detail_date">Действует до <?=$arResult['FIELDS']['DATE_ACTIVE_TO']?></div>
      <?endif?>
<hr>
   <div class="action_detail_text">
   <?if($arParams["DISPLAY_PREVIEW_TEXT"]!="N" && $arResult["FIELDS"]["PREVIEW_TEXT"]):?>
      <?=$arResult["FIELDS"]["PREVIEW_TEXT"];unset($arResult["FIELDS"]["PREVIEW_TEXT"]);?>
   <?endif;?>
   <?if($arResult["NAV_RESULT"]):?>
      <?if($arParams["DISPLAY_TOP_PAGER"]):?><?=$arResult["NAV_STRING"]?><br /><?endif;?>
      <?echo $arResult["NAV_TEXT"];?>
      <?if($arParams["DISPLAY_BOTTOM_PAGER"]):?><br /><?=$arResult["NAV_STRING"]?><?endif;?>
    <?elseif(strlen($arResult["DETAIL_TEXT"])>0):?>
      <?echo $arResult["DETAIL_TEXT"];?>
    <?else:?>
      <?echo $arResult["PREVIEW_TEXT"];?>
   <?endif?>
   </div>
</div>
<table class="header_actprod"><tr>
   <td class="head_actprod">Товары участвующие в акции:</td> 
   </tr></table>
<div class="both"></div>


<?foreach($arResult["PROPERTIES"]["ACTION_TOVAR"]["VALUE"] as $analog):?> 

<?$res = CIBlockElement::GetByID($analog);?> 
<?if($ar_res = $res->GetNext())?>

<?$db_props = CIBlockElement::GetProperty(4, $ar_res['ID'], "sort", "asc", Array("CODE"=>"ARTNUMBER"));
if ($ar_props = $db_props->Fetch());?>

<table class="actprod"><tr>
<td class="foto_actprod">
<a href='<?=$ar_res["DETAIL_PAGE_URL"];?>'>
<img src="<?=CFile::GetPath($ar_res["PREVIEW_PICTURE"]);?>" title=""/>
</a>
</td> 
<td class="link_actprod">
<a href='<?=$ar_res["DETAIL_PAGE_URL"];?>'>

      <?=$ar_res['NAME'];?></a>

<div class="art_action">
Код: <?=$ar_props['VALUE']?></a>
</div>
</td>
   </tr></table>

<?endforeach;?>