works properly on Mozilla/5.0 (X11; U; Linux x86_64; de; rv:1.9.1.6) Gecko/20100107 Fedora/3.5.6-1.fc12 Firefox/3.5.6
works properly on Mozilla/5.0 (X11; U; Linux x86_64; de; rv:1.9.1.6) Gecko/20100107 Fedora/3.5.6-1.fc12 Firefox/3.5.6