$stateProvider

    .state('index', {

        url: "/", // root route

        views: {

            "lazyLoadView": {

                controller: 'AppCtrl', // This view will use AppCtrl loaded below in the resolve

                templateUrl: 'partials/main.html'

            }

        },

        resolve: { // Any property in resolve should return a promise and is executed before the view is loaded

            loadMyCtrl: ['$ocLazyLoad', function($ocLazyLoad) {

                // you can lazy load files for an existing module

                return $ocLazyLoad.load('js/AppCtrl.js');

            }]

        }

    })

 function ($ocLazyLoad) {

                                    return $ocLazyLoad.load(['ngGrid', 'toaster']).then(

                                        function () {

                                            return $ocLazyLoad.load('javascripts/controllers/template/tmplist.js');

                                        }

                                    );

                                }]