diff --git a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
index c1359d2..6b95d53 100644
--- a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
+++ b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
@@ -2018,7 +2018,9 @@ function ($scope, $rootScope, $compile, $http, $log, $location, $timeout, DA, Mo
         }
 
         document.getElementById('canvasDiv').removeEventListener("mousedown", mouseDownListener);
-     
+        //Dated:19-07-2016 Issue#4975: Transparency box should not be clickable if it is already selected.
+        $('#layerChangeSlider').slider("option", "value", parseInt($scope.totalLayers) - parseInt($scope.currentLayerNumber));
+        $("#txtlayerNumber").val(parseInt($scope.currentLayerNumber));
     }
 
     function mouseMoveListener(e) {
@@ -3047,7 +3049,7 @@ function ($scope, $rootScope, $compile, $http, $log, $location, $timeout, DA, Mo
             //   document.getElementById('txtLayerNumber').value = 0;
             // debugger;
 
-
+           
             $('#layerChangeSlider').slider("option", "value", parseInt($scope.totalLayers) - parseInt($scope.currentLayerNumber));
             $("#txtlayerNumber").val(parseInt($scope.currentLayerNumber));