anychart.onDocumentReady(function () {
var chart = anychart.line([
chart.yScale().minimum(0);
var controller = chart.annotations();
var annotation = controller.trendChannel();
annotation.valueAnchor(13);
annotation.secondXAnchor(2);
annotation.secondValueAnchor(19);
annotation.thirdXAnchor(2);
annotation.thirdValueAnchor(16);
annotation.fill('#4CAF50', 0.3);
chart.title('Set fill with opacity');
chart.container('container');