html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

var chart;

​

function disableBackground() {

​

    // Disable background.

    chart.background(false);

}

​

function enableBackground() {

​

    // Enable background.

    chart.background(true);

}

anychart.onDocumentReady(function () {

    chart = anychart.pyramid([

        {x: 'Physical', value: 125},

        {x: 'Data Link', value: 125},

        {x: 'Network', value: 125},

        {x: 'Transport', value: 125},

        {x: 'Session', value: 125},

        {x: 'Presentation', value: 125},

        {x: 'Application', value: 290}

    ]);

    chart.background('#c1ffc1 0.4');

    chart.title('Enable/Disable chart background');

    chart.labels(false);

    chart.container('container');

    chart.draw();

});