  <td class="paramname"><em>shrinkY</em>&#160;</td>
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          <td>)</td>
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<span class="mlabels"><span class="mlabel">inherited</span></span>  </td>
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<p>Reduces or expands screen size by the specified horizontal and vertical offset. </p>
<p >Screen shrinking is performed changing horizontal and vertical Front and Back porchs.<