调试java的问题

import java.sql.*;
import java.awt.*;
import java.net.*;
import java.awt.event.*;
import java.sql.*;
class Window extends Frame implements ActionListener
{TextArea text;Panel panel;TextField xingming;
 Button button1,button2;
 Window()
    {super("成绩查询");
     setLayout(new BorderLayout());setBackground(Color.cyan);
     setBounds(150,150,300,120);setVisible(true);
     text=new TextArea();button1=new Button("确定");
     button2=new Button("查询所有人的成绩");xingming=new TextField(16);
     panel=new Panel();
     panel.add(new Label("输入被查询的学生的姓名"));panel.add(xingming);
     panel.add(button1);
     add(panel,"North"); add(text,"Center");
     add(button2,"South");
     text.setEditable(false);
     text.setBackground(Color.pink);
     button1.addActionListener(this); 
     button2.addActionListener(this);
     addWindowListener(new WindowAdapter()
       {public void windowClosing(WindowEvent e)
              {setVisible(false);System.exit(0);}});
                                 
     }
 public void actionPerformed(ActionEvent e)
     {if(e.getSource()==button1)
        {text.setText("查询结果"+'\n');
         try{Liststudent1();}
         catch(SQLException ee){}
         }
      else if(e.getSource()==button2)
        {text.setText("查询结果"+'\n');
         try{Liststudent2();}
         catch(SQLException ee){}
         }
      }
 public void Liststudent1() throws SQLException
     {String name;int math,english,physics,sum;
      try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");}
      catch(ClassNotFoundException e){}
      Connection con=DriverManager.getConnection("jdbc.odbc:student","admin","admin");
      Statement sql=con.createStatement();
      ResultSet rs=sql.executeQuery("SELECT * FROM student");
      while(rs.next())
        {name=rs.getString("姓名");math=rs.getInt("数学");
         physics=rs.getInt("物理");english=rs.getInt("英语");
         sum=english+math+physics;
         if((name.trim()).equals(xingming.getText().trim()))
             {text.append("****"+"\n"+name+"的成绩： "+"\n"+"数学： "+math+"英语： "+english+"物理："+physics+"总分"+sum+'\n');
              }
         }
        if((text.getText().trim()).equals("查询结果"))
             {text.setText("没有该人的成绩");
              }
      }
  public void Liststudent2() throws SQLException
     {String name;int math,english,physics,sum;java.sql.Statement sql=null;
      try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");}
      catch(ClassNotFoundException e){}
      Connection con=DriverManager.getConnection("jdbc.odbc:student","admin","admin");(1)
      sql=con.createStatement();
      ResultSet rs=sql.executeQuery("SELECT * FROM student");
      while(rs.next())
        {name=rs.getString("姓名");math=rs.getInt("数学");
         physics=rs.getInt("物理");english=rs.getInt("英语");
         sum=english+math+physics;
         text.append("****"+"\n"+name+"的成绩： "+"\n"+"数学： "+math+"英语： "+english+"物理："+physics+"总分"+sum+'\n');
         }
      }
}
public class Lu
{public static void main(String args[])
  {Window window=new Window();
   window.pack();
   }
}
就在（1）这句好像就连不上。请大家帮忙看看？