var game = new Phaser.Game(800, 600, Phaser.AUTO, 'phaser-example', { preload: preload, create: create, update: update, render: render });

function preload() {

    game.load.tilemap('background', 'assets/maps/smb_bg.png', 'assets/maps/smb_bg.json', null, Phaser.Tilemap.JSON);
    game.load.tilemap('level1', 'assets/maps/smb_tiles.png', 'assets/maps/smb_level1.json', null, Phaser.Tilemap.JSON);

}

function create() {

    game.stage.backgroundColor = '#787878';

    game.add.tilemap(0, 0, 'background');
    game.add.tilemap(0, 0, 'level1');

}

function update() {

    if (game.input.keyboard.isDown(Phaser.Keyboard.LEFT))
    {
        game.camera.x -= 8;
    }
    else if (game.input.keyboard.isDown(Phaser.Keyboard.RIGHT))
    {
        game.camera.x += 8;
    }

    if (game.input.keyboard.isDown(Phaser.Keyboard.UP))
    {
        game.camera.y -= 8;
    }
    else if (game.input.keyboard.isDown(Phaser.Keyboard.DOWN))
    {
        game.camera.y += 8;
    }

}

function render() {
}