<?php if (!isset($system) || $system != 'yes') { die("<H2>You are not allowed to view this resource</H2>"); } //fetch purchase_order_details require_once "./classes/class.purchaseorder.php"; $purchaseorder = new PurchaseOrder(); $purchaseorder->setPurchaseOrderID($a_s_id); $purchase_order_details = $purchaseorder->purchase_order_details(); //$purchase_order_details=$db->get_results("SELECT * FROM purchase_order WHERE po_s_id='$a_s_id' AND po_status='1'");