Turn Firefox into A Facebook Messenger Officially

Some Times ago i had posted a Video About Creating your Own Facebook Messenger in 30 Seconds
this was Actually Based on Firefox web Browser and I love to Work With Firefox perhaps this is not a Secure browser Read this for more info

Facebook Messenger for Firefox lets you use Facebook right from your Firefox browser so you can continue your conversations wherever you go on the web.

You can also view your notifications, friend requests and messages by clicking the icons in the upper-right corner of Firefox.

the very Exiting Feature of this is "Desktop Notifications" no matter what Application or Window you have opened it will Notify you on your Desktop

You may Also Chat Directly on web page No matter what Web Site You have Opened