How to install the Game Bar

Mostly these options are not working, and you will not be able to install game bar through this esp for Mafia Wars game, and for some other games aswell.
But it is official and I am posting it.
For any further help with installing game bar for any Zynga game contact our admins on our fan page
Mafia Wars by Zynga

Well, here is official info!

Installing the Zynga Game Bar is easy! Simply follow these steps:

To install the Zynga Game Bar, please click on a link below.

Café World: http://toolbar.zynga.com/install/cafe/

CityVille: http://toolbar.zynga.com/install/city/

Empires & Allies: http://toolbar.zynga.com/install/empires/

FarmVille: http://toolbar.zynga.com/install/farmville/

Mafia Wars: http://toolbar.zynga.com/install/mw/

Pioneer Trail: http://toolbar.zynga.com/install/pioneertrail/

Zynga Poker: http://toolbar.zynga.com/install/poker/

To use the Zynga Game Bar you must be using Internet Explorer 7+, Firefox 3.6+, or Google Chrome. Support for additional browsers is planned for future releases.

1. Click Connect.

2. Enter your Facebook email address and password, and click Connect.

3. Click Install.

4. Follow the instructions on-screen to complete the installation.

5. Firefox will restart and load your game automatically. The Zynga Game Bar will now be visible at the top of your browser.