thanks to my wiferebecca even though she is gone nowher spirit is in every book writein every word that appears on the page she believed in me when no one else would russ mullen deserves thanks for his technical edit of this book he greatly added to the accuracy and depth of the material you see here russ is always providing me with great urls for new products and ideas howeverit' the testing that russ does that helps most he' the sanity check for my work russ also has different computer equipment from mineso he' able to point out flaws that might not otherwise notice matt wagnermy agentdeserves credit for helping me get the contract in the first place and taking care of all the details that most authors don' really consider always appreciate his assistance it' good to know that someone wants to help number of people read all or part of this book to help me refine the approachtest the coding examplesand generally provide input that all readers wish they could have these unpaid volunteers helped in ways too numerous to mention here especially appreciate the efforts of eva beattieglenn russellemanuel jonasand michael sasseenwho provided general inputread the entire bookand selflessly devoted themselves to this project finallyi would like to thank kyle loopersusan christophersenand the rest of the editorial and production staff