 
     //--------------------------------------------------------------------------
     //
+    //  Class mixins
+    //
+    //--------------------------------------------------------------------------
+
+    /**
+     *  @private
+     *  Placeholder for mixin by SliderAccImpl.
+     */
+    mx_internal static var createAccessibilityImplementation:Function;
+
+    //--------------------------------------------------------------------------
+    //
     //  Constructor
     //
     //--------------------------------------------------------------------------

[Exclude(name="fontWeight", kind="style")]
[Exclude(name="textAlign", kind="style")]

/**
 *  The Slider class lets users select a value by moving a slider thumb between 
 *  the end points of the slider track. 

    // Methods
    //
    //--------------------------------------------------------------------------
    
     /**
     *  @private
     */
    override protected function initializeAccessibility():void
    {
        if (Slider.createAccessibilityImplementation != null)
            Slider.createAccessibilityImplementation(this);
    }

    
    /**
     *  @private
