Умный фильтр при нажатие на кнопку показать обновляет страницу, а фильтрации не происходит

<?if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true)die();?>
<?
if (CModule::IncludeModule("iblock"))
{
   $arFilter = array(
      "ACTIVE" => "Y",
      "GLOBAL_ACTIVE" => "Y",
      "IBLOCK_ID" => $arParams["IBLOCK_ID"],
   );
   if(strlen($arResult["VARIABLES"]["SECTION_CODE"])>0)
   {
      $arFilter["=CODE"] = $arResult["VARIABLES"]["SECTION_CODE"];
   }
   elseif($arResult["VARIABLES"]["SECTION_ID"]>0)
   {
      $arFilter["ID"] = $arResult["VARIABLES"]["SECTION_ID"];
   }
      
   $obCache = new CPHPCache;
   if($obCache->InitCache(36000, serialize($arFilter), "/iblock/catalog"))
   {
      $arCurSection = $obCache->GetVars();
   }
   else
   {
      $arCurSection = array();
      $dbRes = CIBlockSection::GetList(array(), $arFilter, false, array("ID"));
      $dbRes = new CIBlockResult($dbRes);

      if(defined("BX_COMP_MANAGED_CACHE"))
      {
         global $CACHE_MANAGER;
         $CACHE_MANAGER->StartTagCache("/iblock/catalog");

         if ($arCurSection = $dbRes->GetNext())
         {
            $CACHE_MANAGER->RegisterTag("iblock_id_".$arParams["IBLOCK_ID"]);
         }
         $CACHE_MANAGER->EndTagCache();
      }
      else
      {
         if(!$arCurSection = $dbRes->GetNext())
            $arCurSection = array();
      }

      $obCache->EndDataCache($arCurSection);
   }
   ?>
   <?$APPLICATION->IncludeComponent(
      "bitrix:catalog.smart.filter",
      "",
      Array(
         "IBLOCK_TYPE" => $arParams["IBLOCK_TYPE"],
         "IBLOCK_ID" => $arParams["IBLOCK_ID"],
         "SECTION_ID" => $arCurSection["ID"],
         "FILTER_NAME" => "arrFilter",
         "PRICE_CODE" => $arParams["PRICE_CODE"],
         "CACHE_TYPE" => "A",
         "CACHE_TIME" => "36000000",
         "CACHE_NOTES" => "",
         "CACHE_GROUPS" => "Y",
         "SAVE_IN_SESSION" => "N"
      ),
      false
   );?>
<?
}
?>
<?$APPLICATION->IncludeComponent(
   "bitrix:catalog.section.list",
   "",
   Array(
      "IBLOCK_TYPE" => $arParams["IBLOCK_TYPE"],
      "IBLOCK_ID" => $arParams["IBLOCK_ID"],
      "SECTION_ID" => $arResult["VARIABLES"]["SECTION_ID"],
      "SECTION_CODE" => $arResult["VARIABLES"]["SECTION_CODE"],
      "CACHE_TYPE" => $arParams["CACHE_TYPE"],
      "CACHE_TIME" => $arParams["CACHE_TIME"],
      "CACHE_GROUPS" => $arParams["CACHE_GROUPS"],
      "COUNT_ELEMENTS" => $arParams["SECTION_COUNT_ELEMENTS"],
      "TOP_DEPTH" => $arParams["SECTION_TOP_DEPTH"],
      "SECTION_URL" => $arResult["FOLDER"].$arResult["URL_TEMPLATES"]["section"],
   ),
   $component
);?>
<br />
<?if($arParams["USE_COMPARE"]=="Y"):?>......................................