MFC and Active Document Server - how draw document in container window

Question

I look on the one example source code. This example implement Active Document Server (SDI Window, exe-application). When i trying insert this document in any container (such as MW WORD, or IE) , comtainer open additional window and place documant in it. I want draw document inside container window. How i can make it? Probably should i register document class with spetial registry keys?