Module 4 exercise -- for debugging

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>Home Ownership Rates by Metro Area, 2014</title>
		<script type="text/javascript" src="https://d3js.org/d3.v3.js"></script>
		<style type="text/css">
			
			body {
				background-color: white;
				font-family: Helvetica, Arial, sans-serif;
			}
            
            
            h1 {
				font-size: 24px;
				margin: 0;
			}

p {
				font-size: 14px;
				margin: 10px 0 0 0;
			}
            
            
			svg {
				background-color: white;
			}

rect:hover {
				fill: orange;
			}
			
			.axis path,
			.axis line {
				fill: none;
				stroke: black;
				shape-rendering: crispEdges;
			}
			
			.axis text {
				font-family: sans-serif;
				font-size: 11px;
			}

.y.axis path,
			.y.axis line {
				opacity: 0;
			}
            
		</style>
	</head>
	<body>
        
        <hl><strong>Comparing Homeownership Rates Across Major Metro Areas in US</strong></hl>
        <p>Homeownership rates in 2014 for 75 largest Metropolitan
            Statistical Areas (MSAs) in the US.<br> Source: <a href="https://www.census.gov/housing/hvs/files/annual14/ann14t_16.xls">US Census Bureau</a>.</p>

var yAxis = d3.svg.axis()
							.scale(heightScale)
							.orient("left");

var svg = d3.select("body")
						.append("svg")
						.attr("width", w)
						.attr("height", h);
            
			d3.csv("home_ownership_MSA.csv", function(data) {
				console.log(data);
                
                data.sort(function(a, b) {
					return d3.descending(+a.ownership2014, 
+b.ownership2014); 
                });
                
                widthScale.domain([ 0, d3.max(data, function(d) {
					return +d.ownership2014;
				}) ]);

heightScale.domain(data.map(function(d) { return d.MSA; } ));
                
                
var rects = svg.selectAll("rect")
.data(data)
.enter()
.append("rect");

rects.attr("x", padding[3])
.attr("y", function(d) {
						return
heightScale(d.MSA);
					})                
					.attr("width", function(d) {
						return 
widthScale(d.ownership2014);
					})
					.attr("height", heightScale.rangeBand())
                    .attr("fill", "red")
                    .append("title")
					.text(function(d) {
						return d.MSA + ": " +  d.ownership2014;		
			});
                
                svg.append("g")
					.attr("class", "x axis")
					.attr("transform", "translate(" + padding[3] + "," + (h - padding[2]) + ")")
					.call(xAxis);

svg.append("g")
					.attr("class", "y axis")
					.attr("transform", "translate(" + padding[3] + ",0)")
					.call(yAxis);

});

</script>

</body>
</html>

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

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