html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

​

    // create data

    var data = [

      {name:   "East Slavic", children: [

        {name: "Russian",        value: 150000000, country: "Russia"         },

        {name: "Ukrainian",      value:  45000000, country: "Ukraine"        },

        {name: "Belarusian",     value:   3200000, country: "Belarus"        }

      ]},

      {name:   "West Slavic", children: [

        {name: "Polish",         value:  55000000, country: "Poland"         },

        {name: "Czech",          value:  10600000, country: "Czech Republic" },

        {name: "Slovak",         value:   5200000, country: "Slovakia"       }

      ]},

      {name:   "South Slavic", children: [

        {name: "Serbo-Croatian", value:  21000000, country: "Serbia, Croatia"},

        {name: "Bulgarian",      value:   9000000, country: "Bulgaria"       },

        {name: "Slovene",        value:   2500000, country: "Slovenia"       },

        {name: "Macedonian",     value:   1400000, country: "Macedonia"      }

      ]}  

    ];

​

    // create a chart and set the data

    var chart = anychart.circlePacking(data, "as-tree");

​

    // enable HTML for labels

    chart.labels().useHtml(true);

    // configure labels

    chart.labels().format(function() {

      var numberOfSpeakers = Math.round(this.value/100000)/10;

      return this.name + "<span style='font-weight:bold'><br>" +

             numberOfSpeakers + " mln";

    });

​

    // configure tooltips

    chart.tooltip().format(function() {

    var numberOfSpeakers = Math.round(this.value/100000)/10;

    return "number of speakers: " + numberOfSpeakers +

           " mln\ncountry: " + this.getData("country");

    });

​

    // set the chart title

    chart.title().useHtml(true);

    chart.title("Circle Packing: Labels and Tooltips (Formatting Functions)<br><br>" +

                "<span style='font-size:12; font-style:italic'>" +

                "Slavic Languages by Number of Speakers</span>");

​

    // set the container id

    chart.container("container");

​

    // initiate drawing the chart

    chart.draw();

});