header('location: index.php?action=login'); } else { if ($_REQUEST['action'] == 'add_receipt') { require_once $dir . 'html/add_receipt.php'; } else { if ($_REQUEST['action'] == 'edit_receipt') { //invoice $invoice_id = $_GET['invoice_id']; $data = $model->previewReceipt($invoice_id); require_once $dir . 'html/edit_receipt.php'; } else { if ($_REQUEST['action'] == 'save_receipt') { //echo '<PRE>'; print_r($_POST);exit; $invoice_id = $_POST['invoice_id']; if ($invoice_id != '') { $result = $model->updateReceipt($invoice_id); } else { $result = $model->addReceipt(); } $_SESSION['msg'] = 'Record has been updated.'; header('location: index.php?action=list_receipt'); exit; //require_once($dir.'html/add_receipt.php'); } else { if ($_REQUEST['action'] == 'list_receipt') { $result = $model->listReceipt(); require_once $dir . 'html/list_receipt.php'; } else { if ($_REQUEST['action'] == 'receipt') { //receipt $invoice_id = $_GET['invoice_id'];