This page is devoted to corrections, news, and recent updates.

• The second edition is here. The book has been revised and updated with additional content added. The Web material will be expanded and put into a McGraw-Hill learning center format. Quizzes will be provided for each chapter. Powerpoint lecture notes will be available for each chapter. Instructors Resource Guide and Student Solutions Manual have been updated.
• In-line/On-line is alive and well. Many instructors throughout the country have been adopting the book because of its clarity and comprehensive coverage of topics related to the Internet and World Wide Web.
• There are a number of small bugs we and others have found in the first edition: Bug List. Please report any new bugs to us. Thanks.

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