Create Strong Name:
"c:\program files\microsoft visual studio .net\frameworksdk\bin\sn" -k BannerStrongName.snk 
Reference Strong Name file in CS file:  [assembly: AssemblyKeyFile(".\\BannerStrongName.snk")]
Build file:  ..\csc /t:library /out:BannerControl.dll BannerControl.cs 
Add to GAC:
"c:\program files\microsoft visual studio .net\frameworksdk\bin\gacutil" /i BannerControl.dll 
or drag file to c:\winnt\assembly
Reference actual DLL from VS.Net:
Can add to tool box once in GAC if setup with:
[DefaultProperty("LSUHSC Banner"),ToolboxData("<{0}:BannerControl runat=\"server\">" + "</{0}:BannerControl>")] 

The dll on the server doesn't need to be in the same location as on a user's laptop.
