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 series = plot.rangeSplineArea(mapping);
series.fill('#4CAF50', 0.2);
chart.title('Set series fill with opacity');
chart.container('container');