Getting the corresponding selected value in the textbox

Question

hi..
i had a problem ,i had a jsp page ,with a selectbox and a textbox,the select box is getting the list of formnames from the database,and each form name has a corresponding code in the same table named form
here thru mi program i m getting but i am connecting to the dtabase twice,is there any way to get the same...here is my code...
<%@ page language="java" import="java.sql.*,java.util.*"%>
<%
Connection con=null;
try
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con=DriverManager.getConnection("jdbc:odbc:satya");
Statement st = con.createStatement();
ResultSet rs = st.executeQuery("select form_code,form_name from form");
//System.out.println("Hashtable"+h.toString());
%>
<script language="JavaScript">
function url()
document.myform.action="http://localhost:8080/dynamic/servlet/Servlet1";
document.myform.submit();
function fn(code1){
var code;
var code2=code1.value+"code";
//alert(code2);
var str="document.myform."+code2+".value";
code=eval(str);
document.myform.forcode.value=code;
</script>
<form name="myform" method="post">
<select name="selform" onChange="fn(this)">
<% while(rs.next()){
String name=rs.getString(2);
String code=rs.getString(1);
%>
<option value="<%=name%>"><%=name%></option>
<%}%>
</select>
<% rs.close();
rs=st.executeQuery("select form_code,form_name from form");
while(rs.next()){
String name=rs.getString(2);
String code=rs.getString(1);
%>
<input type="hidden" name="<%=name%>code" value="<%=code%>">
<%}%>
<input type="text" name="forcode">
<%
rs.close();
catch(Exception e){
System.out.println(e);
%>
<br><br>
<input type="submit" name="Submit" value="create" onClick="url()">
</form>
</body>
</html>
can any one help me...........
Thanks in advance

Answer 1

I think you are submiting the Form Twice
The first time when you Click the Submit Button, the second time in the url function
you have to remove the OnClikc event from this Line
<input type="submit" name="Submit" value="create" onClick="url()">