function timeSeriesChart() {
    var width = 760,
        height = 120,
        margin = {top: 20, right: 20, bottom: 20, left: 20},
        xValue = function(d) { return d[0]; },
        yValue = function(d) { return d[1]; },
        xScale = d3.time.scale(),
        yScale = d3.scale.linear(),
        xAxis = d3.svg.axis().scale(xScale).orient('bottom').tickSize(6,0),
        area = d3.svg.area().x(X).y1(Y),
        line = d3.svg.line().x(X).y(Y);

    function chart(selection) {
        selection.each(function(data) {

            data = data.map(function(d, i) {
                return [xValue.call(data, d, i), yValue.call(data, d, i)];
            });

            xScale
                .domain(d3.extent(data, function(d) { return d[0]; }))
                .range([0, width - margin.left - margin.right]);

            yScale
                .domain([0, d3.max(data, function(d) { return d[1]; })])
                .range([height - margin.top - margin.bottom, 0]);

            var svg = d3.select(this).selectAll('svg').data([data]);

            var gEnter = svg.enter().append('svg').append('g');
            gEnter.append('path').attr('class', 'area');
            gEnter.append('path').attr('class', 'line');
            gEnter.append('g').attr('class', 'x axis');

            svg
                .attr('width', width)
                .attr('height', height);

            var g = svg.select('g')
                .attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');

            g.select('.area')
                .attr('d', area.y0(yScale.range()[0]));

            g.select('.line')
                .attr('d', line);

            g.select('.x.axis')
                .attr('transform', 'translate(0,' + yScale.range()[0] + ')')
                .call(xAxis);
        });
    }

    function X(d) {
        return xScale(d[0]);
    }

    function Y(d) {
        return yScale(d[1]);
    }

    chart.margin = function(_) {
        if (!arguments.length) return margin;
        margin = _;
        return chart;
    };

    chart.width = function(_) {
        if (!arguments.length) return width;
        width = _;
        return chart;
    };

    chart.height = function(_) {
        if (!arguments.length) return height;
        height = _;
        return chart;
    };

    chart.x = function(_) {
        if (!arguments.length) return xValue;
        xValue = _;
        return chart;
    };

    chart.y = function(_) {
        if (!arguments.length) return yValue;
        yValue = _;
        return chart;
    };

    return chart;
}