State Management in Phaser.IO

/// <reference path="phaser.min.js" />
//var phaserGame = new Phaser.Game(800, 600, Phaser.CANVAS, "demo", { preload: preload, create: create });

//function preload() {

//}

//function create() {
//    var text = phaserGame.add.text(200, 200, "Hallo, ich bin Phaser", { font: "30px Arial", fill: "#ff00ff" });
//    text.anchor.setTo(0.5, 0.5);

//}

var Welcome = function () {
};

Welcome.prototype = {

    preload: function () {
    },

    create: function () {
        var text = game.add.text(200, 200, "Hallo, ich bin Phaser", { font: "30px Arial", fill: "#ff00ff" });
        text.anchor.setTo(0.5, 0.5);
        game.time.events.add(Phaser.Timer.SECOND * 2, this.nextStatePlease);
    },

    nextStatePlease: function () {
        game.state.start("Game", GameState);
    }

}

var GameState = function () { };
GameState.prototype = {

    preload: function () {

    },

    create: function () {
        var text = game.add.text(200, 200, "Das Spiel", { font: "60px Arial", fill: "#ffff00" });
        text.anchor.setTo(0.5, 0.5);
    },

    update: function () {

    }
}

var game = new Phaser.Game(800, 600, Phaser.AUTO);
game.state.add("Welcome", Welcome, true);
game.state.add("Game", GameState);