Ognami/index.html

## index.html
<!DOCTYPE html>
<meta charset="utf-8">

<body>
<script src="http://d3js.org/d3.v4.min.js"></script>
<script src="http://d3js.org/topojson.v1.min.js"></script>
<script>

var margin = {top: 0, right: 0, bottom: 0, left: 0},
            width = 960 - margin.left - margin.right,
            height = 960 - margin.top - margin.bottom;

var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height)
    .append('g')
    .attr('class', 'map');

var projection = d3.geoMercator()
                    .scale(120);

var path = d3.geoPath().projection(projection);

d3.json("nc-albers.json", function(error, nc) {

  //test long,lat
  ashville = [-82.554146, 35.601196];

  svg.append("path")
    .datum({type: "FeatureCollection", features: nc.features})
    .attr("d", path)
    .style("fill","orange");

  // add circles to svg
    svg.selectAll("circle")
      .data([ashville]).enter()
      .append("circle")
        .attr("cx", function (d) {console.log(projection(d)); return projection(d)[0]; })
        .attr("cy", function (d) { return projection(d)[1]; })
        .attr("r", "8px")
        .attr("fill", "red");

});

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

## nc-albers.json

      
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              nc-albers.json
            
          
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	<!DOCTYPE html>
	<meta charset="utf-8">

	<body>
	<script src="http://d3js.org/d3.v4.min.js"></script>
	<script src="http://d3js.org/topojson.v1.min.js"></script>
	<script>

	var margin = {top: 0, right: 0, bottom: 0, left: 0},
	width = 960 - margin.left - margin.right,
	height = 960 - margin.top - margin.bottom;

	var svg = d3.select("body").append("svg")
	.attr("width", width)
	.attr("height", height)
	.append('g')
	.attr('class', 'map');

	var projection = d3.geoMercator()
	.scale(120);

	var path = d3.geoPath().projection(projection);

	d3.json("nc-albers.json", function(error, nc) {

	//test long,lat
	ashville = [-82.554146, 35.601196];

	svg.append("path")
	.datum({type: "FeatureCollection", features: nc.features})
	.attr("d", path)
	.style("fill","orange");

	// add circles to svg
	svg.selectAll("circle")
	.data([ashville]).enter()
	.append("circle")
	.attr("cx", function (d) {console.log(projection(d)); return projection(d)[0]; })
	.attr("cy", function (d) { return projection(d)[1]; })
	.attr("r", "8px")
	.attr("fill", "red");

	});

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