DualListPlugIn:

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   Create dual lists.

   Typing DualListPlugIn is the same as DualListPlugIn('initialize')
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   Form:
   x = DualListPlugIn( action, modifier, hFig, position, callback )
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   ------
   Inputs
   ------
   action      (1,:)  Action 'initialize', 'update'
   modifier    (1,:)  Modifier to the action
   hFig        (1,1)  Handle to the figure
   position    (1,4)  [left bottom width height]
   callback    (1,:)  Callback string when something has changed in this gui

   -------
   Outputs
   -------
   x           (1,1)  Depends on the action.

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Children:

Common: General/GetCurrentGUIObject