Editorial Director: Marcia J. Horton
Editor-in-Chief: Michael Hirsch
Associate Editor: Carole Snyder
Vice President, Marketing: Patrice Jones
Marketing Manager: Yezan Alayan
Marketing Coordinator: Kathryn Ferranti
Vice President, Production: Vince O’Brien
Managing Editor: Jeff Holcomb
Associate Managing Editor: Robert Engelhardt
Operations Specialist: Lisa McDowell
Art Director: Anthony Gemmellaro
Cover Design: Paul Deitel, Harvey Deitel, Abbey Deitel, Marta Samsel
Cover Photo Credit: © 2008 realeoni/Flickr/Getty Images
Media Editor: Daniel Sandin

Credits and acknowledgments borrowed from other sources and reproduced, with permission, in this textbook appear on page vi.

The authors and publisher of this book have used their best efforts in preparing this book. These efforts include the development, research, and testing of the theories and programs to determine their effectiveness. The authors and publisher make no warranty of any kind, expressed or implied, with regard to these programs or to the documentation contained in this book. The authors and publisher shall not be liable in any event for incidental or consequential damages in connection with, or arising out of, the furnishing, performance, or use of these programs.

Copyright © 2012, 2008, 2004, 2002, 2000 Pearson Education, Inc., publishing as Prentice Hall. All rights reserved. Manufactured in the United States of America. This publication is protected by Copyright, and permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. To obtain permission(s) to use material from this work, please submit a written request to Pearson Education, Inc., Permissions Department, 501 Boylston Street, Suite 900, Boston, Massachusetts 02116.

Many of the designations by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this book, and the publisher was aware of a trademark claim, the designations have been printed in initial caps or all caps.

Library of Congress Cataloging-in-Publication Data

Deitel, Paul J.
  Internet and world wide web : how to program / Paul Deitel, Harvey Deitel, Abbey Deitel. -- 5th ed.
       p. cm.
  ISBN 978-0-13-215100-9
 1.  Internet programming. 2.  World Wide Web.  I. Deitel, Harvey M.,  II. Deitel, Abbey. III. Title.
  QA76.625.D47 2012
  006.7’6--dc23
                                                              2011037118

10 9 8 7 6 5 4 3 2 1

ISBN-10: 0-13-215100-6
ISBN-13: 978-0-13-215100-9