ntifying errors in a form submission</strong>
               							     
            </p>
            
            <p>
               An airline Web site offers a special promotion on discounted flights. The user is
               asked to complete a simple form that asks for personal information such as name, address,
               phone number, seating preference and e-mail address. If any of the fields of the form
               are either not completed or completed incorrectly, an alert is displayed n