Bitrix. Catalog. Выбрать товары со скидками

discounts.php

<?
$dbProductDiscounts = CCatalogDiscount::GetList(
    array("SORT" => "ASC"),
    array("ACTIVE" => "Y"),
    false,
    false,
    array("ID", "PRODUCT_ID")
    );
while ($arProductDiscounts = $dbProductDiscounts->Fetch()) {
  $akcii_arr[] = $arProductDiscounts["PRODUCT_ID"];
}
foreach($akcii_arr as $ID) {
  $akcii_arr_[] = $ID;
}
$GLOBALS['arrFilterAkcii'] = array("ID"=>$akcii_arr_);
?>