         var oldPageSize:Number;
         if (viewport)
         {
-            // Want to use ScrollBar's changeValueByPage() implementation to get the same
+            // Want to use ScrollBarBase's changeValueByPage() implementation to get the same
             // animated behavior for scrollbars with and without viewports.
             // For now, just change pageSize temporarily and call the superclass
             // implementation.

import mx.events.PropertyChangeEvent;
import mx.events.ResizeEvent;

import spark.components.supportClasses.ScrollBar;
import spark.core.IViewport;
import spark.core.NavigationUnit;


 *  @playerversion AIR 1.5
 *  @productversion Flex 4
 */
public class HScrollBar extends ScrollBarBase
{
    include "../core/Version.as";

