Mmmm k. First you could of simply replied to my query in yoru original post then creating another one. The forum dedicated to your book can be found in this section of the website:
http://p2p.wrox.com/default.asp?CAT_ID=23 post any questions you have in there.
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Read this if you want to know how to get a correct reply for your question:
http://www.catb.org/~esr/faqs/smart-questions.html
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.: Wrox Technical Editor :.
Wrox Books 24 x 7
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