      *
      *  <p><code>function myCompare(a:Object, b:Object):int</code></p>
      *
-     *  <p>This function must return the following values:</p>
+     *  <p>This function returns the following values:</p>
      *
      *   <ul>
      *        <li>-1, if <code>a</code> should appear before <code>b</code> in

    //--------------------------------------------------------------------------

    /**
     *  This helper property is used internally the Array.sortOn method by
     *  the <code>Sort</code> class. Other uses of this property are not 
     *  supported.
     *  Return -1 if this ISortField shouldn't be used by the <code>Sort</code>
     *  class to sort the field.
     * 
     *  
     *
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1

     *  If the field was sorted in descending order, for example, sort it
     *  in ascending order.
     *
     *  <p>NOTE: An <code>ICollectionView</code> does not automatically 
     *  update when the <code>ISortFields</code> are modified; call its 
     *  <code>refresh()</code> method to update the view.</p>
     *
