Microsoft Corp. today announced the availability of Silverlight 2. This final release of Silverlight 2 delivers a wide range of new features and tools. It supports variety of platforms, including Windows, Mac OS X and browsers Internet Explorer, Firefox , Safari and Google Chrome Beta* . Those already using a beta version of Silverlight 2 or Silverlight 1 will be automatically upgraded in the days to come. Microsoft also said, Silverlight has reached one in four consumers who has access to a computer with Silverlight already installed. This has happened in just a year.
Download Silverlight 2 from http://silverlight.net/GetStarted/ and check the ‘Install Silverlight’ section where you can get the Windows or Mac runtime.
For more details check here.
(* Its the other way round, Google Chrome Beta now supports Silverlight2.Its the Google doing the work to support Silverlight2. Microsoft is not yet saying that it supports Chrome, as the browser listed for supporting Silverlight2 are IE, Safari, and Firefox. Regarding iPhone supporting, Scott Guthrie said “if Apple decides to enable browser plug-ins from third-party vendors like Microsoft, Microsoft would be interested in adding Silverlight support for the iPhone”. Apple hasn't opened up the iPhone's API to the extent that Silverlight could run on the iPhone. Silverlight, Chrome, and the iPhone )