Seller:".$arrSeller[$i]; $sql="select * from cart where user='".$_SESSION['user']."' and seller=".$arrSeller[$i]; $rs1=mysql_query($sql); $totAmount=0; while($row1=mysql_fetch_array($rs1)) { $pid=$row1["prod_id"]; $qty=$row1["qty"]; $rate=$row1["rate"]; $amount=$row1["qty"] * $row1["rate"]; $tax= $amount * ($row1['taxrate'] / 100 ); $ship=$row1["shipping"]; $totAmount += $amount + $ship + $tax; $strO="select order_id from orders where user='".$_SESSION['user']."' and seller=".$arrSeller[$i]." order by order_id desc limit 0,1"; $oid=ReturnAnyValue($strO); $sql="insert into order_details(order_id, prod_id, qty,rate, amount,shipping_charge,tax,total_amount) values ($oid, $pid, $qty, $rate, $amount,$ship,$tax,$totAmount)"; //echo $sql; echo mysql_error(); mysql_query($sql); $sql="update products set prod_qty=prod_qty-$qty where prod_id=$pid"; mysql_query($sql); echo mysql_error(); } } /*$sql="update orders set order_amount=$totAmount where order_id=$oid"; mysql_query($sql);*/ $sql="delete from cart where user='".$_SESSION['user']."'"; mysql_query($sql); header("Location: modify_contacts.php"); } ?>