public class JTable_01 extends JFrame{ Container cp; JTable tb1,tb2,tb3; JTextArea area; public JTable_01(String title) { super(title); cp=this.getContentPane(); cp.setBackground(new Color(171,190,190)); this.setBounds(700,100,800,800); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.initDesign(); this.setVisible(true); } public void initDesign() { this.setLayout(new GridLayout(2, 2, 5..