User Environment Design - Amazon

Hello,

I hate designing and drawing diagrams. This is harder than coding ...

I come here to get help on making a User Environment Design about Amazon. Here's what I'm asked to do:

Go to http://www.amazon.com and find the most popular book about Microsoft .NET programming and pretend to order it. Using UED techniques, describe the user environment that is shown while doing this task.

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I don't pretend for any of you to do my homework, I'd just like some help.

Thanks.

Edit: For those who don't know, this is what an UED looks like:

 Spoiler