external.visible - read/write, Boolean. Determines if the window is
visible or hidden. If set makes it visible (true) or hidden
(false). Example:
external.visible = true;
Shows and activates the ALPFrame window.
external.maximized - read/write, Boolean. Determines if the window
is maximized. If set makes it maximized (true) or restores it
(false). Example:
external.maximized = true;
Maximizes the ALPFrame window
external.minimized - read/write, Boolean. Determines if the window
is minimized. If set makes it minimized (true) or restores it
(false). Example:
external.minimized = true;
Minimizes the ALPFrame window