if (navigator.serviceWorker) {
navigator.serviceWorker.register('/serviceworker.js', { scope: './' }) .then(function(reg) { console.log('[Companion]', 'Service worker registered!'); });
}
if (navigator.serviceWorker) {
navigator.serviceWorker.register('/serviceworker.js', { scope: './' }) .then(function(reg) { console.log('[Companion]', 'Service worker registered!'); });
}