anychart.onDocumentReady(function () {
var chart = anychart.sparkline([1, 4, 7, 1]);
src: "https://static.anychart.com/images/underwater.jpg",
mode: anychart.graphics.vector.ImageFillMode.STRETCH,
chart.title({text: "Set image fill", orientation: "top"});
chart.container("container");