html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var data = [

        {

            name: 'Eurasia',

            children: [

                {

                    name: 'Asia', children: [

                    {

                        name: 'Eastern Asia', children: [

                        {name: 'Mongolia', value: 1564116, capital: 'Ulan-Bator'},

                        {name: 'China', value: 1564116, capital: 'Beijing'},

                        {name: 'Southern Korea', value: 1564116, capital: 'Seoul'},

                        {name: 'Northern Korea', value: 120540, capital: 'Pyongyang'},

                        {name: 'Japan', value: 1564116, capital: 'Tokio'}

                    ]

                    }

                ]

                },

                {

                    name: 'Europe', children: [

                    {

                        name: 'Northern Europe', children: [

                        {name: 'Finland', value: 338424, capital: 'Helsinki'},

                        {name: 'Great Britain', value: 209331, capital: 'London'},

                        {name: 'Ireland', value: 84421, capital: 'Dublin'},

                        {name: 'Scandinavia', value: 928057}

                    ]

                    }

                ]

                }

            ]

        }

    ];

​

    var chart = anychart.treeMap(data);

​

    var state = chart.normal();

​

    // Get headers.

    var headers = state.headers();

​

    headers.fontFamily('Arial');

    headers.fontSize(16);

​

    chart.title('Get and modify headers');

    chart.container('container');

    chart.draw();

});