public void setSelectedDrawOnButton(int num)
	{
		switch (num)
		{
			case 0:
				this.drawOnForeground.setSelected(true);
			break;
			case 1:
				this.drawOnMiddleground.setSelected(true);
			break;
			case 2:
				this.drawOnBackground.setSelected(true);
			break;

			default:
			break;
		}
	}