import java.awt.BorderLayout;
import java.awt.Color;
-import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Frame;
-import java.awt.GraphicsConfiguration;
import java.awt.HeadlessException;
import java.awt.Label;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.Panel;
import java.awt.PopupMenu;
-import java.awt.event.ActionListener;
-import java.awt.event.ItemListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Enumeration;