anychart.onDocumentReady(function () {
var chart = anychart.column();
chart.column([10, 11, 10, 12]);
chart.column([7, 3, 4, 1]);
chart.column([6, 4, 8, 16]);
var yScale = chart.yScale();
var stackMode = yScale.stackMode();
chart.title('Stack mode is ' + stackMode);
chart.container('container');