Just be sure you aren't jumping out of the frying pan into the fire.
Twenty-five vulnerabilities were disclosed for Mozilla browsers, including Firefox, in the first half of the year, compared with 13 for Explorer, Symantec said. Eighteen of the Mozilla flaws were classified as high severity, compared with eight high-severity Explorer flaws
http://news.yahoo.com/news?tmpl=story&u=/mc/20050919/tc_mc/symantecmacusersdeludingthemselvesoversecurity