SAADMain:

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   Brings up the main SAAD GUI window  - the SAAD Control Center.
   Called by ISAAD. Should not be called directly.
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   Form:  SAADMain( action, state )
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   ------
   Inputs
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   action            'Create' or 'ToggleView' or 'CheckForSaveWarning'
   state   string    'solve', 'view', or 'toggle' - when used with ToggleView
           struct    With fields 'displayedThisSession, displayNextSolve, and
                        displayFrequency - when used with CheckForSaveWarning

   -------
   Outputs
   -------
   h                  Handle to the figure created (for 'Create'), see
                       forms for other cases

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Children:

SAAD: GUI/DataWindow
SAAD: GUI/SAADMenu
SAAD: GUI/SAADTool
SAAD: GUI/SolutionWindow