<html>
<head>
<title>Registration form</title>
<script language="javascript">
function validate()
{
var name=document.forms[0].elements[0].value;
var pwd=document.forms[0].elements[1].value;
var email=document.forms[0].elements[2].value;
var phno=document.forms[0].elements[3].value;
<html>
<head>
<script language="javascript">
function validate()
{
var amt=document.forms[0].elements[2].value;
var card=document.forms[0].elements[3].value;
var amt_re=new RegExp("^[0-9][0-9]+$","g");
var card_re=new RegExp("^[0-9][0-9]+$","g");
if(!amt.match(amt_re))