xxxxxxxxxx<head><meta charset="utf-8"><link href="main.css" rel="stylesheet"/></head><body><script src="https://d3js.org/d3.v3.js"></script><script src='https://d3js.org/topojson.v1.js'></script><script src="main.js"></script></body></html> Modified http://d3js.org/d3.v3.js to a secure url
Modified http://d3js.org/topojson.v1.js to a secure url
https://d3js.org/d3.v3.js
https://d3js.org/topojson.v1.js