Try Chrome, I like it over firefox.
I like Chrome too but prefer to go with Google Chrome Canary. It is experimental but has very good HTML5 support. Some sites don't work well with it yet. There isn't an official Linux version of Canary yet. I believe you can get the latest development version here.
The dev builds are meant to be like Canary but are without some plugins like PDF, Flash, FFMpeg.
The main reason I like Abrowser (Firefox) is that it is free software.
I don't mind this thread going completely off topic, since it has been solved! While we are on about plugins, let me recommend one more for Firefox:
Very nice for keeping your eyesight so you don't have to strain your eyes. There is a discreet button at the top left - just click on it when necessary.