BvhFormat bvh = new BvhFormat();
JFrame bvhframe = new JFrame("Test");
BvhPanel bvhpanel = new BvhPanel(bvhframe, bvh);
bvh.read("var/ex.bvh");
bvh.save("var/test.bvh");
bvh.read("var/swordplay.bvh");
bvhframe.setLayout(new BorderLayout());
bvhframe.add(bvhpanel);
bvhframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);