Rated 5 out of 5 stars

For anyone looking for a version of this for Firefox 4, take a look at larzon83's post (second from the bottom) here:
http://forums.mozillazine.org/viewtopic.php?f=18&t=589797&sid=796752da53e7a7fa1d260346fec92a25&start=1260

You might need to manually move the Home, Refesh and Stop buttons from the right side of the awesome bar to the left to get it to display properly. :)