panel.setLayout(null);
panel.setBackground(new Color(240,255,255));
String head[]={"City","Date","HotelName"};
model=new DefaultTableModel(head,0);
table=new JTable(model);
JScrollPane scroll=new JScrollPane(cart_hstable,v,h); // (v,h)Constants
scroll.setBounds(20,30,950,280);
panel.add(scroll);