//machine list
$po = new Purchaseorder();
if (isset($_GET['sid'])) {
$po->setValue('supplierid', $_GET['sid']);
}
if (isset($_GET['id'])) {
$id = $_GET['id'];
} else {
$id = 'PO_ID';
}
if (isset($_GET['class'])) {
$class = 'class="required"';
} else {
$class = '';
}
$po->createPOList();
$sel = new selectlist($id, $po->getPOList(), 'Select Purchase Order', 'PO_ID', 'podes', '', '', '1');
break;
case 'spare':
//machine list
$spare = new Spares();
if (isset($_GET['id'])) {
$id = $_GET['id'];
} else {
$id = 'Spare_ID';
}
$spare->createSpareList();
$sel = new selectlist($id, $spare->getSpareList(), 'Select Spare', 'Spare_ID', 'Description', '', '', '1');
break;
case 'maintenance':
//machine list
