chrome-extension/manifest.json

{
	"manifest_version" : 2,

	"name" : "Let's use the real architecture",
	"description" : "Use a background file and an event page to handle event instead of working on popup.js",
	"version" : "1.0",

	"browser_action" : {
		"default_icon" : "images/icon.png",
		"default_popup" : "html/popup.html"
	},

	"background" : {
		"scripts" : ["js/background.js"]
	},


	"content_scripts" : [{

		"matches" : ["http://*/*", "https://*/*"],
		"js" : ["js/notification.js"]

	}]
}