http://blogs.msdn.com/haibo_luo/pages/494008.aspxThe following code is for the post " Activator.CreateInstance and beyond " **All source code is provided as is, with no warranties intended or implied. Use at your own risk.** Instruction perl sample.pl > sample.cs csc /t:library sample.cs csc /o+en-USCommunityServer 2.1 SP1 (Build: 61025.2)