Very very helpful. I have impelmented it in C#, see the link: http://www.mylepaint.com/phpBB3/viewtopic.php?f=4&t=31

Hi I made an MDI application, created a dialog, that dialog has several controls on it;when I call DoModal,all controls on it appear fine, but when I minimize the dialog, then restore it, all controls disappears, what am I doing wrong?