You can always use the existing ASP.NET 2.0 samples for ASP.NET 3.5 too. We are doing some R&D on ASP.NET 3.5. Would you please like to help us, pointing the new featues of ASP.NET 3.5 that you would like to be implemented.
Jim
Please see the POST : http://www.fusioncharts.com/forum/Topic4099-11-1.aspx