Amazon Products Visualization in HTML5

I developed SVG/JavaScript based application to visualize customers preferences on Amazon.com. A link between two items means they are often bought together. By observing the graph we can guess what is more popular in the given domain...

PS: I noticed a post from zeratul (thank you!) to my old work in Silverlight, and wanted to share the latest progress... Hope I'm not violating hacker's codex at this site...