My first Mapsense

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content='initial-scale=1,maximum-scale=1,user-scalable=no' />

</head>
<body>

var sf = [
        {lon: -84.739998, lat: 38.113182},
        {lon: -84.401825, lat: 38.49279}
    ];

var map = mapsense.map("#myMap"); //tell it where to go 
    map.add(
        mapsense.basemap()
            .apiKey("key-b4bc5affdce44f7d86e3efdf72f5d0d4")
            .style("tron")
        )
        .extent(sf);
    
    d3.json("popACS13.geojson", function(data){
        map.add(mapsense.geoJson()
            .features(data.features)
            .selection(function(d){
                d.attr("class","blockgroup")
            })
        );
    });

</script>
</body>
</html>

Modified http://d3js.org/d3.v3.min.js to a secure url

Modified http://d3js.org/topojson.v1.min.js to a secure url

https://d3js.org/d3.v3.min.js

https://d3js.org/topojson.v1.min.js

https://developer.mapsense.co/mapsense.js