Available for Window, MDIWindow and DialogBox objects.
Read/Write only at design time
Specifies whether a window object has a caption (title bar), that is, the bar on the top of the window. It can be one of the following values:
TRUE Window object has a caption (default).
FALSE Window object has no caption.
REMARKS: A caption means a title bar which may
have text and is used to move the window across the screen. It does not mean the text inside
the title bar (see the Text property).