ReadWriteWeb

Joining the ranks of tools such as Tweetmeme and Digg widgets, Facebook's Share button will now be showing the number of users who share items in real time - and with a new set of analytics features.

Facebook Platform product manager Mark Kinsey writes on the Facebook Developers blog, "Today we're making the sharing experience on Facebook and off even richer by launching the next version of Facebook Share, with a live counter, as well as new ways to measure how content is being shared on Facebook."