JavaScript
var data = [{"end_time":"2013-01-01","value":25.00},{"end_time":"2013-01-02","value":0.00},{"end_time":"2013-01-03","value":25.00},{"end_time":"2013-01-04","value":159.00},{"end_time":"2013-01-05","value":84.00},{"end_time":"2013-01-06","value":0.00},{"end_time":"2013-01-07","value":64.00},{"end_time":"2013-01-08","value":84.00},{"end_time":"2013-01-09","value":84.00},{"end_time":"2013-01-10","value":0.00},{"end_time":"2013-01-11","value":89.00},{"end_time":"2013-01-12","value":75.00},{"end_time":"2013-01-13","value":0.00},{"end_time":"2013-01-14","value":50.00},{"end_time":"2013-01-15","value":50.00},{"end_time":"2013-01-16","value":174.00},{"end_time":"2013-01-17","value":84.00},{"end_time":"2013-01-18","value":0.00},{"end_time":"2013-01-19","value":393.00},{"end_time":"2013-01-20","value":134.00},{"end_time":"2013-01-21","value":282.00},{"end_time":"2013-01-22","value":25.00},{"end_time":"2013-01-23","value":149.00},{"end_time":"2013-01-24","value":0.00},{"end_time":"2013-01-25","value":124.00},{"end_time":"2013-01-26","value":100.00},{"end_time":"2013-01-27","value":134.00},{"end_time":"2013-01-28","value":168.00},{"end_time":"2013-01-29","value":379.00},{"end_time":"2013-01-30","value":193.00},{"end_time":"2013-01-31","value":0.00}]
var m = [80, 80, 80, 80],
w = 700 - m[1] - m[3],
h = 250 - m[0] - m[2],
parse = d3.time.format("%Y-%m-%d").parse;
var x = d3.time.scale().range([0, w]),
y = d3.scale.linear().range([h, 0]),
xAxis = d3.svg.axis().scale(x).tickSize(-h).tickFormat(d3.time.format("%-m/%d")),
yAxis = d3.svg.axis().scale(y).ticks(2).orient("right");
var area = d3.svg.area()
.interpolate("linear")
.x(function (d) {
return x(d.end_time);
})
.y0(h)
.y1(function (d) {
return y(d.value);
});
var line = d3.svg.line()
.interpolate("linear")
.x(function (d) {
return x(d.end_time);
})
.y(function (d) {
return y(d.value);
});
data.forEach(function (d) {
d.end_time = parse(d.end_time);
...