                 scrollThumb = new ScrollThumb();
 
                 scrollThumb.focusEnabled = false;
-
+                scrollThumb.tabEnabled = false;
+                
                 // Add the thumb above the up arrow but below the down arrow
                 addChildAt(scrollThumb, getChildIndex(downArrow));
 

            upArrow.autoRepeat = true;

            upArrow.focusEnabled = false;

            // This button is a 4-state Button
            // that by default uses the ScrollArrowSkin.
            upArrow.upSkinName = "upArrowUpSkin";

            downArrow.autoRepeat = true;

            downArrow.focusEnabled = false;
            downArrow.tabEnabled = false;

            // This button is a 4-state Button
            // that by default uses the ScrollArrowSkin.
