html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var chart = anychart.pyramid([

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

        {x: 'Data Link', value: 135},

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

        {x: 'Transport', value: 145},

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

        {x: 'Presentation', value: 155},

        {x: 'Application', value: 290}

    ]);

    chart.title('Click on the chart. You have 3 clicks');

    chart.listen('click', customListener);

​

    var listenKey = chart.listen('click', customListener);

​

    var counter = 3;

​

    function customListener(e) {

        counter--;

        chart.title('Click on the chart. You have ' + counter + ' clicks');

        if (counter === 0) {

            // Removes event listener by the key

            chart.unlistenByKey(listenKey);

            chart.title('You have no more clicks');

        }

    }

​

    chart.labels(false);

    chart.container('container');

    chart.draw();

});