We’re all used to browser notifications; we get them all the time on sites like Facebook and now, using the Notification API, we can actually push notifications to the desktop. Imagine a site performing a task whilst the user checks her email, she would still receive our completion notification on her desktop. Browser support ... At present, the Notification API is a working draft, so it’s not universally supported. However, it is supported by Chrome, Mozilla and Safari. Even more helpfully,...