
Tree diagrams are awesome.
Firefox is even more awesome.
What happens when you mix together this much awesomeness?
You get the History Tree add-on for Firefox. What does it do to your browser? You can use it to find any page you have visited quickly and easily. It also shows your browsing history as a tree of tabs, with thumbnail screenshots of the web pages in every tab you have opened.
Usage Note: This is an experimental add-on, only for Windows at this time. So you will need to login to the Firefox Add-ons site to grab it or click the check mark box next to Let me install this experimental add-on.
This is a great Firefox add-on if you spend a lot of time navigating through the pages you just visited. Pickup the History Tree add-on for Firefox and check out a different view of the pages you have visited.

Who was the person who decided that tabs have to stay on the top or the bottom of the browser or application you are using? In Firefox the default spot is the top but it does not have to be. With the 



