Copyright

Library of Congress Cataloging-in-Publication Data available

Editorial/production supervision: Kathleen M. Caren

Acqusition Editor: Mary Franz

Editorial Assistant: Noreen Regina

Marketing Manager: Dan DePasquale

Manufacturing Manager: Maura Zaldivar

Cover Design Director: Jerry Votta

Interior Design: Gail Cocker-Bogusz

2003 Published by Pearson Education, Inc.

Publishing as Prentice Hall Professional Technical Reference

Upper Saddle River, NJ 07458

Prentice Hall books are widely used by corporations and government agencies for training, marketing, and resale.

For information regarding corporate and government bulk discounts please contact: Corporate and Government Sales [phone] or [e-mail]

Other company and product names mentioned herein are the trademarks or registered trademarks of their respective owners .

All rights reserved. No part of this book may be reproduced, in any form or by any means, without permission in writing from the publisher.

Printed in the United States of America

10987654321

Pearson Education LTD.

Pearson Education Australia PTY, Limited

Pearson Education Singapore, Pte. Ltd.

Pearson Education North Asia Ltd.

Pearson Education Canada, Ltd.

Pearson Educaci ³n de Mexico, S.A. de C.V.

Pearson Education ”Japan

Pearson Education Malaysia, Pte. Ltd.

Pearson Education, Upper Saddle River, New Jersey

Dedication

To Siobh n