What does __utma mean?

Question

What does it mean when you see things like:

?__utma=1.32168570.1258672608.1258672608.1259628772.2&__utmb=1.4.10.1259628772&

etc in

Answer 1

Your browser don't support cookies. That's the reason you see it in the url. In fact google use cookies __utma, __utmb, __utmc, __utmz to track information. When cookies are disabled - browser pass this information throught URL as GET param.