First let me thank you for publishing a .net solution for the Olson database. This will be very helpful.
I do have questions on functionality that I can't get to work. I am not sure whether I am doing something wrong. I read the writeup at http://www.codeproject.com/useritems/UsingtimezonesinNET.asp
and that's where I got the sample code. I converted it to vb.net.
I can't get DST offsets to work correctly. This is what i tried for the Central/Chicago time zone:
Use cases below