html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var chart = anychart.gauges.circular([7.5]);

    chart.axis();

    chart.needle();

​

    // Get sweep angle.

    var sweepAngle = chart.sweepAngle();

​

    chart.title("Sweep angle is " + sweepAngle);

    chart.container("container");

    chart.draw();

});