diff --git a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
index 630a4ce..398cbf3 100644
--- a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
+++ b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
@@ -926,6 +926,9 @@ function ($scope, $rootScope, $compile, $http, $log, $location, $timeout, DA, Mo
         var canDivChildCount = canDiv.childElementCount;
         if (canDivChildCount > 0) {
             canDiv.innerHTML = '';
+
+            //remove transparency scale 
+            $('#transparencyScale').css('visibility', 'hidden');
         }
 
         if ($scope.ColoredImageSRC != null && $scope.ColoredImageSRC.length > 0) {