text: class SoundButtons extends Phaser.GameObjects.Container
  {
  	constructor(config)
  	{
  		super(config.scene);
  		this.scene=config.scene;
  
  		this.musicButton = new ToggleButton({
               scene:this.scene,
               backKey:'toggleBack',
               onIcon:'musicOn',
               offIcon:'musicOff',
               event:G.TOGGLE_MUSIC
          });
  
          this.add(this.musicButton);
  
          this.musicButton.y=this.musicButton.height/2;
          this.musicButton.x=this.musicButton.width/2;
  
          if(model._musicOn == false)
          {
              this.musicButton.toggle(this.scene);
          }
          
          this.scene.add.existing(this);
  	}
  }