ElementStacks

HTML

<script type="text/javascript" src="https://raw.github.com/highslide-software/highcharts.com/v2.1.9/js/highcharts.src.js"></script>
<div id="container" style="height: 400px"></div>

JavaScript

var chart = new Highcharts.Chart({
    chart: {
        renderTo: 'container',
        marginRight: 80,
        type: 'spline'
    },
    xAxis: [{
        tickWidth: 0,
        lineWidth: 0,
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    }],
    
    series: [
    {
        data: [
            { y: 29.9 },
            { y: 71.5 },
            { y: 106.4 },
            { y: 129.2 },
            { y: 144.0 },
            { y: 176.0 },
            { y: 135.6 },
            { y: 148.5 },
            { y: 216.4 },
            { y: 194.1 },
            { y: 95.6 },
            { y: 54.4 }
        ]
    },
    {
        data: [
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/snow.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/snow.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }},
            { y: 220, marker: { symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)' }}
        ],
       	type: 'scatter'
    }
    ]
});