diff --git a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
index 57b41b1..f9148b7 100644
--- a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
+++ b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
@@ -3563,7 +3563,7 @@ function ($scope, $rootScope, $compile, $http, $log, $location, $timeout, DA, Mo
 
         $('#btnTranparency').addClass('tButtonActive');
         //debugger;
-        $('#txtlayerNumber').val((parseInt($scope.currentLayerNumber)) + 1);
+       // $('#txtlayerNumber').val((parseInt($scope.currentLayerNumber)) + 1);
         //Dated:18-07-2016 Issue#4975: Transparency box should not be clickable if it is already selected.
         $('#btnTranparency').removeClass('tButtonActive');
         $('#btnTranparency').addClass('btn-black');
@@ -3731,12 +3731,19 @@ function ($scope, $rootScope, $compile, $http, $log, $location, $timeout, DA, Mo
 
             }
             else {
+                var tranparencyLayer;
                 var currentLayer = parseInt($('#txtlayerNumber').val());
+                if (currentLayer == $rootScope.totalLayers) {
 
-                var tranparencyLayer = currentLayer + 1;
+                    tranparencyLayer = currentLayer;
+                }
+                else {
+                    tranparencyLayer = currentLayer + 1;
+                }
                 $scope.layerNumber = tranparencyLayer;
             }
-
+           
+            $('#txtlayerNumber').val($scope.layerNumber);
             //dedebugger;
             //1. get the image source
             var tranparencyImgSrc;