anychart.onDocumentReady(function () {
var stage = anychart.graphics.create("container", 600, 400);
var chart = anychart.gauges.linear([15, 20, 25, 30, 44]);
chart.axis(0, {offset: "6%"});
chart.axis(1, {offset: "-11%"});
var logarithmic = anychart.scales.log();
chart.axis(1).scale(logarithmic);
var scaleBar = chart.scaleBar();
scaleBar.fill("#90CAF9");
scaleBar.scale(logarithmic);
chart.title("Set scale for the scale bar");