http://blogs.msdn.com/b/bgold/archive/2005/04/10/406954.aspxBertrand Le Roy , one of the rock-star developers on the Web Platform and Tools team has been doing a lot of work lately using the new out of band postback features of ASP.NET 2.0 -- you've probably heard of AJAX at this point and this blog beginsen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)