This problem also occurs on the Macintosh version:
Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.4; en-US; rv:1.9b2) Gecko/2007121014 Firefox/3.0b2
This problem also occurs on the Macintosh version:
Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.4; en-US; rv:1.9b2) Gecko/2007121014 Firefox/3.0b2