}
if(paid_date == null || paid_date == ""){
alert("paid_date can't be empty");
return false;
}
return true;
}
</script>
<?php
session_start();
include "header.php";
include "class.invoice.dao.php";
include "class.customer.dao.php";
$daoCustomer = new DAOcustomer();
$customer_detail = $daoCustomer->getCustomers($_SESSION['uid']);
?>
<center>
<h3>Add Invoice</h3>
<form name = "frmInvoice" method="POST" action="save.invoice.php" onsubmit = "return validateInvoice();">
<table cellspacing="5" cellpadding="5">
<?php
if (isset($_GET["id"])) {
$dao = new DAOinvoice();
$vo = $dao->get($_GET["id"]);
?>
<tr>
<td> Customer Name </td>
<td><select name = "customer" style="width:198px" value = "<?php
echo $vo->customer;
?>
