// background
chrome.tabs.getSelected(null, function(tab) {
		chrome.tabs.sendRequest(tab.id, {
			method: 'countDown',
			seconds: seconds,
			id: id
		}, function(response) {
			console.log(response.farewell);
		});
	});

// popup
chrome.extension.onRequest.addListener(function(request, sender, sendResponse) {
		console.log('request from background');

	    if(request.method == 'countDown') {
			console.log(request.seconds);

			//countDown(request.id);
	    }

		sendResponse({});
	});