give you a few links http://www.pluralsight.com/articlecontent/cpprep0799.htm Control Containment in ATL http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vccore/html/vclrfhostingactivexcontrolsusingatlaxhost.asp http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vccore/html/vcconatlcontrolcontainmentfaq.asp
http://www.pluralsight.com/articlecontent/cpprep0799.htm
Control Containment in ATL
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vccore/html/vclrfhostingactivexcontrolsusingatlaxhost.asp
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vccore/html/vcconatlcontrolcontainmentfaq.asp