html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var dataTable = anychart.data.table();

    dataTable.addData(get_dji_daily_short_data());

​

    var mapping = dataTable.mapAs({high: 1, low: 3});

​

    var chart = anychart.stock();

​

    var plot = chart.plot();

​

    var series = plot.rangeArea(mapping);

​

    // Set high stroke.

    series.highStroke(function () {

        return anychart.color.setThickness(anychart.color.darken(this.sourceColor), 2);

    });

​

    chart.title('Set high stroke parameter as a function');

    chart.container('container');

    chart.draw();

});