Windows XP Professional
-----------------------

AOL 8.0 (compatible; AOL 8.0; DOS; .NET CLR 1.1.4322)     
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.5) Gecko/20041107 Firefox/1.0
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.5) Gecko/20041217
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; .NET CLR 1.1.4322)
Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0;)
Opera/8.0 (Windows NT 5.1; U; en)

Windows 2000
------------

Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; .NET CLR 1.1.4322)


Linux (Fedora Core 2)
---------------------

Mozilla/5.0 (X11; U; Linux i686, en-US; ev:1.4.1) Gecko/20031114