Class Mnu:
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This class enables to create the simple menu objects, the selecting of
which is done by the cursor arrows or by the stressed character.
(instead of the choice class which doesn't know the stressed characters
but it is processed more quickly)

Common use:
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LOCAL OBJECT Mnu OF Mnu
Mnu:Init(...)
n:=Mnu:Process()
Mnu:Done()

Due to the heredition can the methods Hide() and Show() of class Win be used
in the class Mnu. It is possible to save temporary the menu and refresh it
and restart the menu selection by repeated call of the Mnu:Process() method.

The source code is in the C_Mnu.prg