anychart.onDocumentReady(function () {
var chart = anychart.area();
var series = chart.rangeSplineArea([
{x: 'Meat', high: 12, low: -10},
{x: 'Fruit', high: 2, low: 11},
{x: 'Nuts', high: 20, low: -10},
{x: 'Milk', high: 2, low: 11},
{x: 'Fish', high: 11, low: -9}
series.lowFill(['#FEFEFE', '#424242'], 0.5, 0.5, null, 0.8, 0.5, 0.5);
chart.title('Set low fill as a radial gradient');
chart.container('container');