             upArrow.autoRepeat = true;
 
             upArrow.focusEnabled = false;
-
+            upArrow.tabEnabled = false;
+            
             // This button is a 4-state Button
             // that by default uses the ScrollArrowSkin.
             upArrow.upSkinName = "upArrowUpSkin";

        {
            scrollTrack = new Button();
            scrollTrack.focusEnabled = false;
            scrollTrack.skinName = "trackSkin";
            scrollTrack.upSkinName = "trackUpSkin";
            scrollTrack.overSkinName = "trackOverSkin";

                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));

