public void MakeConnection()throws ClassNotFoundException, FileNotFoundException, IOException, SQLException
   	{
   	String url = "jdbc:postgresql:postgres";
    String usr = "postgres";
    String pwd = "dune";
    
    // Load the driver
    Class.forName("org.postgresql.Driver");
    
    // Connect to database
    System.out.println("Connecting to Database URL = " + url);
    db = DriverManager.getConnection(url, usr, pwd);
    
    System.out.println("Connected...Now creating a statement");
    st = db.createStatement();
   	
   }

public websiteDAO() throws SQLException, NamingException
	{
		
        Context init = new InitialContext();
    	Context ctx = (Context) init.lookup("java:comp/env");
    	DataSource ds = (DataSource) ctx.lookup("jdbc/myDatabase");
    	con = ds.getConnection();
    	System.out.println("DB Connected");
    	
    	loginUser = con.prepareStatement("select username,password1 FROM USERS");
    }