rootPanel.add(northPanel,"dock north");
rootPanel.add(southPanel,"dock south");
// setup avatars and health
healthLoader = new HealthLoader("health.db");
avatarLoader = new AvatarLoader("avatars.db");
loadAvatars();
// setup file chooser
chooser = new JFileChooser();
FileNameExtensionFilter filter = new FileNameExtensionFilter("XML","xml");
chooser.setFileFilter(filter);