anychart.onDocumentReady(function () {
var chart = anychart.gauges.linear([15, 20, 25, 30, 44]);
var thermometerPointer = chart.thermometer(4);
thermometerPointer.bulbRadius('100%');
var bulbRadius = thermometerPointer.bulbRadius();
chart.width(600).height(400);
chart.title('Bulb radius is ' + bulbRadius);
chart.container('container');