<customUI xmlns="http://schemas.microsoft.com/office/2009/07/customui" >
<ribbon startFromScratch="true">
  <qat>
    <sharedControls>
      <button idMso="FilePrintQuick" />
    </sharedControls>
    <documentControls>
      <button id="btnCalc2" label="Calculator"
      imageMso="SadFace" onAction="OpenCalculator" />
    </documentControls>
  </qat>
</ribbon>
</customUI>
