But while Firefox may have the second spot locked up for now, it . Last month, for instance, Chrome's market share gains outpaced Firefox's increase for the fourth time in the last year. If Chrome sustains its average growth rate of the last three months, it will reach a 5% share in March 2010, six months ahead of . Google's next objective after that is to make 10% sometime in 2011.

Also this week, Mozilla updated the , quickly following the .

According to on the Mozilla site, about a quarter-million people are running Firefox 3.6's preview. Mozilla has tentatively set the launch of 3.6's release candidate for Nov. 26, which is the Thanksgiving holiday in the U.S., and is shooting for a final build before the end of the year.

from Mozilla's sites in versions for Windows, Mac OS X and Linux.