      * 
      *  <p>In components where the content does not reflow, like a typical List's
      *  items, the default behavior is preferable because it makes it less
-     *  likely that the component's content will not obscured by a scrollbar.</p>
+     *  likely that the component's content will not obscured by a scroll bar.</p>
      * 
      *  @default true
      */

 *  as the following example shows:</p>
 * 
 *  <pre>
 *  &lt;s:Scroller&gt;
 *       &lt;s:Group width="100" height="100"&gt; 
 *          &lt;mx:Image width="300" height="400" 
 *               source="&#64;Embed(source='assets/logo.jpg')"/&gt; 
 *       &lt;/s:Group&gt;        

     * 
     *  <p>
     *  The viewport is added to the Scroller component's skin, 
     *  which lays out both the viewport and scroll bars.
     * 
     *  When the <code>viewport</code> property is set, the viewport's 
     *  <code>clipAndEnableScrolling</code> property is 
