var ecwidCheckApiCache = function () { if (typeof ecwidCacheControlParams == 'undefined') return; jQuery.getJSON( ecwidCacheControlParams.ajax_url, { action: 'ec_check_api_cache', } ); } jQuery(document).ready(function () { if (document.cookie.search("ecwid_event_is_working_beforeunload") < 0) { ecwidCheckApiCache(); } }); jQuery(window).on('beforeunload', function () { ecwidCheckApiCache(); document.cookie = "ecwid_event_is_working_beforeunload=true"; });