Control Center Page
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.. image:: ../image/control_center/control_center.png

* Control panel has an area to display error messages and control other instances.
    * Close all video button will close all video instance.
    * Close all image button will close all image instance.
    * Close all gif button will close all gif instance.
    * Close all web button will close all web page.
    * Close all sound button will close all playing sound instance.
    * Close all text will clear all text on screen.
    * Clear log will clear error message area.
    * Close all will close all instance.