.catalog.menu_ext.php

<?
if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true)die();
global $APPLICATION;

   $aMenuLinksExt = $APPLICATION->IncludeComponent(
    "mylab:menu.sections",
    "",
    array(
        "IS_SEF" => "Y",
        "SEF_BASE_URL" => "/catalog/",
        "SECTION_PAGE_URL" => "#SECTION_CODE#/",
        "DETAIL_PAGE_URL" => "#SECTION_CODE#/#ELEMENT_CODE#",
        "IBLOCK_TYPE" => "1c_catalog",
        "IBLOCK_ID" => "14",
        "DEPTH_LEVEL" => "4",
        "CACHE_TYPE" => "A",
        "CACHE_TIME" => "3600",
        "PATH" => rtrim(str_replace(SITE_DIR . 'catalog/', '', $APPLICATION->GetCurDir()), '/')
    ),
    false
);
$aMenuLinks = array_merge($aMenuLinks, $aMenuLinksExt);
?>