how to get data from database into dropdownlist in jsp

Customer Name:<select name="name">
     <% 
     try{
        Class.forName("com.mysql.jdbc.Driver");
        Connection con=DriverManager.getConnection("jdbc:mysql://localhost:3306/scs","root","root");
        Statement st=con.createStatement();
        String sql="select * from staff";
        ResultSet rs=st.executeQuery(sql);
        while(rs.next()){
     }
   %>
   <option value="<%=rs.getString("fname")%>"></option>
     <%
        }catch(Exception e){
        }     
     %>

 </select>

can anybody tell me what is the problem in this code ??