const isWeb = location.href.indexOf("web") > -1; var hostname = isWeb ? "" : location.hostname; var port = isWeb ? "" : location.port; var web = isWeb ? "/web" : ""; var iisHost = "http://" + hostname + ":" + port + web; const config = { ifreamLogin: iisHost + "/mapscreen/index.html", jsonUrl: iisHost + "/data/json/", };