<?
if (!empty($arResult['DISPLAY_PROPERTIES']) || $arResult['SHOW_OFFERS_PROPS'])
{
?>
<div class="item_info_section">
<?
   if (!empty($arResult['DISPLAY_PROPERTIES']))
   {
?>
   <dl>
<?
      foreach ($arResult['DISPLAY_PROPERTIES'] as &$arOneProp)
      {
?>
      <dt><strong><? echo $arOneProp['NAME']; ?></strong> <?
         echo (
            is_array($arOneProp['DISPLAY_VALUE'])
            ? implode(' / ', $arOneProp['DISPLAY_VALUE'])
            : $arOneProp['DISPLAY_VALUE']
         );
?>
      </dt>
<?
      }
      unset($arOneProp);
?>
   </dl>
<?
   }
   if ($arResult['SHOW_OFFERS_PROPS'])
   {
?>
   <dl id="<? echo $arItemIDs['DISPLAY_PROP_DIV'] ?>" style="display: none;"></dl>
<?
   }
?>
</div>
<?
}
if ('' != $arResult['PREVIEW_TEXT'])
{
?>
<div class="item_info_section">
<?
   echo ('html' == $arResult['PREVIEW_TEXT_TYPE'] ? $arResult['PREVIEW_TEXT'] : '<p>'.$arResult['PREVIEW_TEXT'].'</p>');
?>
</div>
<?
}
if (isset($arResult['OFFERS']) && !empty($arResult['OFFERS']) && !empty($arResult['OFFERS_PROP']))
{
   $arSkuProps = array();
?>



.........
      <div class="bx_rb">
<div class="item_info_section">
<?
if ('' != $arResult['DETAIL_TEXT'])
{
?>
   <div class="bx_item_description">
      <div class="bx_item_section_name_gray" style="border-bottom: 1px solid #f2f2f2;"><? echo GetMessage('FULL_DESCRIPTION'); ?></div>
<?
   if ('html' == $arResult['DETAIL_TEXT_TYPE'])
   {
      echo $arResult['DETAIL_TEXT'];
   }
   else
   {
      ?><p><? echo $arResult['DETAIL_TEXT']; ?></p><?
   }
?>
   </div>
<?
}
?>
</div>
      </div>
 

ну и тд

<?if(...):?>
 ...
<?endif;?>

<?foreach(...):?>
....
<?endforeach;?>