private JPanel createSthPane() {
		JPanel p = new JPanel();
		JButton logon = new JButton("登陆");
		logon.addActionListener(new ActionListener() {

			@Override
			public void actionPerformed(ActionEvent e) {
				// try {
				// //clientContext.logon();
				// } catch (IdOrPwdException e1) {
				// JOptionPane.showMessageDialog(null, e1.getMessage());
				// }

			}
		});
		JButton exist = new JButton(" 退出");
		exist.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {

			}
		});
		p.add(logon);
		p.add(exist);
		return p;
	}