How to change the form of Babylon in Firefox

Many times we download Babylon bar inadvertently using another program, then this small little program makes us slow our computer and change the website before we can even start to reconfigure respectively.
In this tutorial we will explain what you should do in order to change the form of Babylon in Firefox respectively.
tutorial:
1 - First you open the Mozilla Firefox
2 - Once inside Mozilal should type "about: config" in the address bar
3 - Enter
4 - A warning about the importance of the advanced settings that you just have to accept
5 - Search "keyword.URL"
6 - Click to edit the form using the browser. A window appears in which you write: "http://www.google.com/search?q ="
7 - Click OK and ready and you've changed the form