diff --git a/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js b/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
index 1831c0f..0eefde6 100644
--- a/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
+++ b/400-SOURCECODE/AIAHTML5.Web/app/controllers/LabExercController.js
@@ -229,44 +229,45 @@ function ($scope, $rootScope, pages, log, $http, DataService, $filter, $location
             )
         }
         else {
-
-            var labExerciseModulePath = '~/../content/data/json/le/' + keywords.labexercise + '.json';
-            DataService.getAnotherJson(labExerciseModulePath).then(
-            function (result) {
-                $.each(result.LabExercise, function (index, value) {
-                    if (result.LabExercise[index].Slug == keywords.labexercise) {
-                        $.each(result.LabExercise[index].Questions, function (index1, value1) {
-                            if (result.LabExercise[index].Questions[index1].Number == $scope.quiznumber) {
-                                var Options = result.LabExercise[index].Questions[index1].OptionBox;
-                                $.each(Options, function (inx, value2) {
-                                    if (Options[inx].BoxName == id.split('-')[1]) {
-                                        if ($scope.DraggedList != null) {
-                                            $.each($scope.DraggedList, function (inx1, value3) {
-
-                                                if ($scope.DraggedList[inx1].Value == dataText) {
-                                                    $scope.DraggedList.splice(inx1, 1);
-                                                }
-                                            });
+            if ($(this).css('background-color') == 'rgb(232, 232, 232)') {
+                var labExerciseModulePath = '~/../content/data/json/le/' + keywords.labexercise + '.json';
+                DataService.getAnotherJson(labExerciseModulePath).then(
+                function (result) {
+                    $.each(result.LabExercise, function (index, value) {
+                        if (result.LabExercise[index].Slug == keywords.labexercise) {
+                            $.each(result.LabExercise[index].Questions, function (index1, value1) {
+                                if (result.LabExercise[index].Questions[index1].Number == $scope.quiznumber) {
+                                    var Options = result.LabExercise[index].Questions[index1].OptionBox;
+                                    $.each(Options, function (inx, value2) {
+                                        if (Options[inx].BoxName == id.split('-')[1]) {
+                                            if ($scope.DraggedList != null) {
+                                                $.each($scope.DraggedList, function (inx1, value3) {
+
+                                                    if ($scope.DraggedList[inx1].Value == dataText) {
+                                                        $scope.DraggedList.splice(inx1, 1);
+                                                    }
+                                                });
+                                            }
+
+                                            $scope.DraggedList.push({ "id": id.split('-')[1], "optionName": id.split('-')[1], "Value": dataText, "topcoord": Options[inx].topcoord, "leftcoord": Options[inx].leftcoord });
+                                            //$('#' + $scope.dragableId).remove();
+                                            $('#' + $scope.dragableId).css("display", "none");
+                                            $('#blockans-' + Options[inx].OptionNumber).css("background-color", "transparent !important");
+                                            //$('#' + id).remove();
                                         }
+                                    });
+                                }
+                            });
+                        }
 
-                                        $scope.DraggedList.push({ "id": id.split('-')[1], "optionName": id.split('-')[1], "Value": dataText, "topcoord": Options[inx].topcoord, "leftcoord": Options[inx].leftcoord });
-                                        //$('#' + $scope.dragableId).remove();
-                                        $('#' + $scope.dragableId).css("display", "none");
-                                        $('#blockans-' + Options[inx].OptionNumber).css("background-color", "transparent !important");
-                                        //$('#' + id).remove();
-                                    }
-                                });
-                            }
-                        });
-                    }
-
-                });
+                    });
 
-            },
-            function (error) {
-                console.log(error.statusText)
+                },
+                function (error) {
+                    console.log(error.statusText)
+                }
+                )
             }
-            )
         }
         $scope.$apply();
         //alert($("#divoptions").css("display") + "," + $("#divoptions").html());