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Re:Polychart.js: An Interactive Charting Library by notjustanymike on Tuesday April 09, 2013 @04:45PM (#5521229)
Why wouldn't it work in IE?
Re:Polychart.js: An Interactive Charting Library by drewda on Tuesday April 09, 2013 @05:01PM (#5521337)
d3 produces SVG graphics, which aren't supposed by versions earlier than IE 9.

There are ways to turn d3's SVG output into a canvas element. Those earlier version of IE also support VML, but I don't recall any quick ways of doing from d3 output to VML off the top of my head.