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wht is model dialog and modeless dialog and how to create?

Model Dialog:- u have to respond them before processing further.
Suppose a Dialog Class CMyDlg;
CMyDlg myDlg;
myDlg.DoModel()
DoModel is use for Mode dialog
Modelesss Dialog:-These stay on the screen u can respond them any time ,they donot stop u for further process.
CreateDialog Method is use for Modeless Dialog.


how to convert Model dialog in Modelless dialog.
Model Dialog in place of DoModel() use Create() and showWindow () method create but Object of Dialog class should not be local else it will b crush after moving out of scope.



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