Create JTable When Click On New On Menu Bar

I want to create a Jtable when i click on "new" on the menu bar,but if i click on it, i still not see the table.Here is the code:

package mestint
import java.awt.BorderLayout;
import java.awt.EventQueue;
import java.awt.*;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.JTable;
import javax.swing.border.BevelBorder;
import javax.swing.table.DefaultTableModel;
import javax.swing.*;

[code].....