text: app.directive('articleNav', ['languageService', function (language) {
  
    var controller = ['$scope', function ($scope) {
      $scope.articles = [
        {
          name: "Translation with AngularJs",
          author: "Lawrence Pan"
        },
        {
          name: "Line Tracking Tutorial",
          author: "Derek Yu, Bilun Sun"
        }
      ];
    }];
  
    return {
      restrict: 'E',
      controller: controller,
      templateUrl: 'app/components/tutorials/article-nav/article-nav.html'
    };
  }]);
  