Dock an CControlBar into CChidFrame ?

[C++ Programming]

I try this (http://www.codeguru.com/cpp/w-d/docking/article.php/c1451)[^ (http://www.codeguru.com/cpp/w-d/docking/article.php/c1451)] CControlBar, and goes very well .. into CMainFrame ... I try to implement it into CChildFrame, but has failed ... it can be dock an CControlBar ( or extended ) into CChildFrame ?

Thanks !