$_POST['sales_type'] = -1;
$_POST['email'] = $_POST['phone'] = $_POST['fax'] = $_POST['gst_no'] = $_POST['contact'] = $_POST['bank_account'] = '';
$_POST['payment_terms'] = '';
$_POST['sales_type'] = -1;
$_POST['email'] = $_POST['phone'] = $_POST['fax'] = $_POST['gst_no'] = $_POST['contact'] = $_POST['bank_account'] = '';
$_POST['payment_terms'] = '';