ElementStacks

HTML

<script src="http://highcharts.com/js/testing.js"></script>
<div id="container" style="height: 400px"></div>

JavaScript

var chart = new Highcharts.Chart({
    chart: {
        renderTo: 'container',
        type: 'area'
    },
    
    tooltip: {
        crosshairs: [{
            width: 3,
            color: 'green'
        }, {
            width: 3,
            color: 'green'
        }]
    },
    
    series: [{
        data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4],
        fillColor: 'black'
    }]
});