sprite_template :sprite_template_name do |sprite_template|
    sprite_template.event :on_add do |event|
      event.scene.add :image, :name => :sprite_name_another, 
          :texture => :texture_name, position => [110, 110]
    end
  end

  scene :scene_name do |sc|
    sc.on_init do
      s = sc.add :image, :name => :sprite_name, 
        :template => :sprite_template_name, position => [100, 100]
    end
  end