$stateProvider    
  .state("home",{
    // Use a url of "/" to set a states as the "index".
    url: "/",templateUrl: APP_CONFIG.baseUrl +
      'partials/layouts/home.html',controller: 'MainCtrl'
  })
  .state("home.category",{
    // Use a url of "/" to set a states as the "index".
    url: "c/:categoryId/:categorySlug",controller: function($stateParams) {
      alert($stateParams.categoryId);
    }
  })