I finally got sick of the nagging message to update Firefox 3.x on my RHEL 6 machine.  I wanted to upgrade using YUM so here is my reminder of what to do.

5. Update or Install Mozilla Firefox 8Fedora 16/15yum –enablerepo=updates-testing update firefox## OR ##yum –enablerepo=updates-testing install firefoxFedora 14/13/12, CentOS 6 and Red Hat RHEL 6yum –enablerepo=remi update firefox## OR ##yum –enablerepo=remi install firefox

via Install Firefox 8 on Fedora 16/15, CentOS/Red Hat RHEL 6.