diff --git a/js/controller/CardController.js b/js/controller/CardController.js
index 17b3461e1..080ac960d 100644
--- a/js/controller/CardController.js
+++ b/js/controller/CardController.js
@@ -146,7 +146,7 @@ app.controller('CardController', function ($scope, $rootScope, $routeParams, $lo
 	$scope.showAssignUser = function() {
 		$scope.status.showAssignUser = true;
 		$timeout(function() {
-			$("#assignUserSelect").find('a').click();
+			$('#assignUserSelect').find('a').click();
 		});
 	};
 
diff --git a/js/service/CardService.js b/js/service/CardService.js
index 92355f3ba..3938670f7 100644
--- a/js/service/CardService.js
+++ b/js/service/CardService.js
@@ -98,8 +98,9 @@ app.factory('CardService', function(ApiService, $http, $q){
 	CardService.prototype.assignUser = function (card, user) {
 		var deferred = $q.defer();
 		var self = this;
-		if (self.getCurrent().assignedUsers === null)
+		if (self.getCurrent().assignedUsers === null) {
 			self.getCurrent().assignedUsers = [];
+		}
 		$http.post(this.baseUrl + '/' + card.id + '/assign', {'userId': user}).then(function (response) {
 			self.getCurrent().assignedUsers.push(response.data);
 			deferred.resolve(response.data);