anychart.onDocumentReady(function () {
var chart = anychart.sparkline([1.3, 2, 1.4, 4, 2.3, 6]);
var background = chart.background();
background.stroke('2 rgb(36,102,177)');
background.fill('#FFECB3');
chart.title({text: 'Get and modify background', orientation: 'top'});
chart.container('container');