I think perhaps it's got tables or text boxes or something in it, just based on my experience with Dummies books in the past, and my desktop just can't handle it memory wise. And I spilled Mt. Dew in my laptop two days ago. Marilyn picked up the book, hopefully she will let us know if she has trouble opening it. -- Jamie in Michigan Currently Reading: Who Do I Talk To? by Neta Jackson Earn cash for answering trivia questions every 3 hours: http://instantcashsweepstakes.com/invitations/ref_link/49497 See everything I've read this year at: www.michrxtech.com/books.html