function startTimer(duration, display) {
    var timer = duration, minutes, seconds;
    setInterval(function () {
        minutes = parseInt(timer / 60, 10)
        seconds = parseInt(timer % 60, 10);

        minutes = minutes < 10 ? "0" + minutes : minutes;
        seconds = seconds < 10 ? "0" + seconds : seconds;

        display.textContent = minutes + ":" + seconds;

        if (--timer < 0) {
            timer = duration;
        }
    }, 1000);
}

$(function () {
    Highcharts.chart('container', {
        chart: {
            plotBackgroundColor: null,
            plotBorderWidth: 0,
            plotShadow: false
        },
        title: {
            text: 'Etat du Rezo',
            align: 'center',
            verticalAlign: 'middle',
            y: 40
        },
        tooltip: {
            pointFormat: '{series.name}: <b>{point.percentage:.1f}%</b>'
        },
        plotOptions: {
            pie: {
                dataLabels: {
                    enabled: true,
                    distance: -50,
                    style: {
                        fontWeight: 'bold',
                        color: 'white'
                    }
                },
                startAngle: -90,
                endAngle: 90,
                center: ['50%', '75%']
            },
        },
        series: [{
            type: 'pie',
            name: 'Etat du Rezo',
            innerSize: '50%',
            data: [
                ['Tranchés',   {{ stats[0] }}],
                ['Vivants',    {{ stats[1] }}]
            ]
        }]
    });
});