<h3>Bill/Challan Receipt</h3>
<?php
$tbl = "st_bills";

$id = $_REQUEST["id"];
$billno = $_POST["bill_no"];
$billdate = $_POST['bill_date'];
$supplier = $_POST["supplier"];
$dated = date("Y-m-d");

if ($_POST["submit"] == 'SAVE') {
	if (mysql_num_rows(mysql_query("select * from $tbl where id=$id"))) {
		mysql_query("update $tbl set bill_no='$billno',bill_date='$billdate',supplier=$supplier,dated=now() 
		where id=$id");
	} else {
                mysql_query("insert into $tbl(bill_no,bill_date,supplier,dated) 
		values('$billno','$billdate',$supplier,now())");
	}
}

if ($_POST["submit"] == 'DELETE') {
	mysql_query("delete from $tbl where id=$id");
}
?>

<center>
<table width='80%' border='1' style='border-collapse:collapse'>
<tr><th>No</th><th>Bill/Challan No.</th><th>Bill/Challan Date</th><th>Supplier / Firm</th><th>Dated</th></tr>

<?php

if (!$id) {
	echo "<tr><td>+</td>
	<td><input type='text' name='bill_no' size='10' value=''></td>
	<td><input type='text' name='bill_date' size='10' value='$dated'></td>
        <td>".supplier_list($supplier)."</td><td>$dated</td></tr>
        <tr><th colspan='5'><input type='submit' name='submit' value='SAVE'></th></tr>";
} else {
	echo "<tr><td>+</td>
	<td colspan='4'><a href='?pg=$pg&id='>Bill/Challan</a></td></tr>";
}

$rs = mysql_query("select * from $tbl order by id");
while ($o = mysql_fetch_object($rs)) {
	$i++;
	echo "<tr><td><a href='?pg=$pg&id=$o->id'>$i</a></td>";
	if ($id == $o->id) {
		echo "<td><input type='text' name='bill_no' size='10' value='$o->bill_no'></td>
		<td><input type='text' name='bill_date' size='10' value='$o->bill_date'></td>
        	<td>".supplier_list($o->supplier)."</td><td>$o->dated <input type='hidden' name='id' value='$o->id'></td></tr>
		<tr><th colspan='4'><input type='submit' name='submit' value='SAVE'></th>
		<th><input type='submit' name='submit' value='DELETE'></th></tr>";
	} else {
		echo "<td>$o->bill_no</td><td>$o->bill_date</td><td>".supplier_detail($o->supplier)."</td><td>$o->dated</td></tr>";
	}
	echo "</tr>";
}
?>

</table>
</center>