package Split_Window is

    task Window_Manager is
        entry Create;
        entry Delete;
        entry Write_To_Top (Message : String);
        entry Write_To_Top (Message : Character);
        entry Delete_Char_Top;
        entry Write_To_Bottom (Message : String);
        entry Write_To_Bottom (Message : Character);
        entry Delete_Char_Bottom;
    end Window_Manager;

end Split_Window;