http://mbostock.github.com/d3/ex/treemap.html http://mbostock.github.com/d3/ex/treemap.html This would have been a better choice. It displays the same sizing i

http://mbostock.github.com/d3/ex/treemap.html http://mbostock.github.com/d3/ex/treemap.html This would have been a better choice. It displays the same sizing information but keeps positioning the same.