     //  Class constants
     //
     //--------------------------------------------------------------------------
-    
-    // FIXME (gruehle): Make this a style property?
-    private const FOCUS_THICKNESS:int = 2;    
+        
+    // Number to multiply focusThickness by to determine the blur value
+    private const BLUR_MULTIPLIER:Number = 2.5;
+    
+    // Number to multiply focusAlpha by to determine the filter alpha value
+    private const ALPHA_MULTIPLIER:Number = 1.5454;
     
     //--------------------------------------------------------------------------
     //

        // FIXME (gruehle): Figure out a better solution.
        if (weakIsCheck(focusObject, "spark.components::Scroller"))
        {
            rect.x = rect.y = FOCUS_THICKNESS;
            rect.width = focusObject.width;
            rect.height = focusObject.height;
            bitmapData.fillRect(rect, 0xFFFFFFFF);

        {
            glowFilter.color = focusObject.getStyle("focusColor");
        }
        glowFilter.blurX = glowFilter.blurY = focusThickness * BLUR_MULTIPLIER;
        glowFilter.alpha = focusObject.getStyle("focusAlpha") * ALPHA_MULTIPLIER;
        
        bitmapData.applyFilter(bitmapData, rect, filterPt, glowFilter); 
               
        if (!bitmap)
        {
            bitmap = new Bitmap();
            addChild(bitmap);
            bitmap.x = bitmap.y = -focusThickness;
        }
        
        bitmap.bitmapData = bitmapData;
        
        blendMode = focusObject.getStyle("focusBlendMode");
        
        // Restore original 3D matrix if applicable.
        if (transform3D)
