if ('serviceWorker' in navigator)
	{
		navigator.serviceWorker.register('/service-worker.js')
			.then(function (registration) {
				console.log('Service worker registration succeeded');
			})
			.catch(function (error) {
				console.log('Service worker registration failed:', error);
			});
	}
	else
	{
		console.log('Service workers are not supported.');
	}