html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    // the data used in this sample can be obtained from the CDN

    // https://cdn.anychart.com/csv-data/csco-daily.js

    // create a data table using this data

    var dataTable = anychart.data.table();

    dataTable.addData(get_csco_daily_short_data());

​

    // map the data

    var mapping = dataTable.mapAs({"value": 4});

​

    // create a stock chart

    var chart = anychart.stock();

​

    // create a plot on the chart

    var plot = chart.plot(0);

​

    // create a line series

    var lineSeries = plot.line(mapping);

    lineSeries.name("CSCO");

​

    // access the annotations() object of the plot to work with annotations

    var controller = plot.annotations();

​

    // create a Fibonacci Arc annotation

    var fibonacciArc = controller.fibonacciArc({

xAnchor: "2006-07-30",

valueAnchor: 17.24,

secondXAnchor: "2007-01-07",

secondValueAnchor: 28.92

    });

​

    // configure the annotation labels

    fibonacciArc.labels().format(function() {

      var levelValue = this.levelValue.toFixed(1);

      switch (this.level) {

  case 1:

      return this.level + " (" + levelValue + ")";

      break;

  default:

          return this.level;

      }

    });

​

    // set the chart title

    chart.title("Fibonacci Arc: Labels (Formatting Functions)");

​

    // set the container id

    chart.container("container");

​

    // initiate drawing the chart

    chart.draw();

});