private function complete():void
                          {
                                  //Pass the loaded filter to the Shader as a ByteArray
                                  shader = new Shader(new CustomFilter() as ByteArray);
                                          
                      shader.data.size.value = [20.0];
                                  filter = new ShaderFilter(shader);
  
                                  //add the filter to the image
                                  stack.filters = [filter];
                                  stage.addEventListener(Event.ENTER_FRAME, loop);
                          }
                  ]]>
          </mx:Script>