diff --git a/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js b/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
index e46c749..e16facd 100644
--- a/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
+++ b/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
@@ -1051,7 +1051,22 @@ function ($scope, $rootScope, pages, log, $http,$timeout, DataService, $filter, 
             $rootScope.isLoading = false;
             $('#spinner').css('visibility', 'hidden');
 
+        if (lastQuestion == $scope.TotalNumberofQuiz) {
+            if ($scope.isReviewBtnSelected == true) {
+                $("#quizSubmitBtn").css("display", "none");
+            }
+            else {
+                $("#quizSubmitBtn").css("display", "block");
+            }
+
         }
+        else {
+            $("#quizSubmitBtn").css("display", "none");
+        }
+
+    }
+
+   
     
 }]