<code>includeInLayout</code></strong> : Boolean</dt>
    <dd>If <code>false</code>, the target will not be included in layout calculations. The default value is <code>true</code>.</dd>
  </dl>
  
  <p></p>The following code adds multiple clients to a BoxLayout instance:
  <div class='listing'><pre>
  var box:BoxLayout = new BoxLayout();
  box.direction = "vertical";
  box.addClient( headerSprite, { percentWidth: 100 } );
  box.addClient( contentSprite,
  {
      percentWidth: 100,
      percentHeight: 100,
