At my day job we have some (unpatched?) Windows 2000 machine (no service packs) running IE 5.5 (I think?). I carry around a flash drive with a Portable Firefox

At my day job we have some (unpatched?) Windows 2000 machine (no service packs) running IE 5.5 (I think?). I carry around a flash drive with a Portable Firefox (among other apps) install on it for browsing at work. They're 2.0 gHz P4 Dell machines if you're really interested in the specs. :p