V3: Line with multiple value axes

HTML

<script src="http://www.amcharts.com/lib/3/amcharts.js"></script>
<script src="http://www.amcharts.com/lib/3/serial.js"></script>
<div id="chartdiv" style="width: 100%; height: 362px;"></div>

JavaScript

var chart;
var chartData = [];

AmCharts.ready(function () {
    // generate some random data first
    // generateChartData();

    // SERIAL CHART    
    chart = new AmCharts.AmSerialChart();
    chart.pathToImages = "http://www.amcharts.com/lib/3/images/";
    chart.dataProvider = chartData;
    chart.categoryField = "ORBIS_SELECTED_EVENTS::timeStamp";

    // listen for "dataUpdated" event (fired when chart is inited) and call zoomChart method when it happens
    chart.addListener("dataUpdated", zoomChart);

    // AXES
    // category                
    var categoryAxis = chart.categoryAxis;
    categoryAxis.parseDates = false; // as our data is date-based, we set parseDates to true
    //categoryAxis.minPeriod = "DD"; // our data is daily, so we set minPeriod to DD
    categoryAxis.minorGridEnabled = true;
    categoryAxis.axisColor = "#DADADA";

    // first value axis (on the left)
    var valueAxis1 = new AmCharts.ValueAxis();
    valueAxis1.axisColor = "#FF6600";
    valueAxis1.axisThickness = 2;
    valueAxis1.gridAlpha = 0;
    chart.addValueAxis(valueAxis1);

    // second value axis (on the right) 
    var valueAxis2 = new AmCharts.ValueAxis();
    valueAxis2.position = "right"; // this line makes the axis to appear on the right
    valueAxis2.axisColor = "#FCD202";
    valueAxis2.gridAlpha = 0;
    valueAxis2.axisThickness = 2;
    chart.addValueAxis(valueAxis2);

    // third value axis (on the left, detached)
    var valueAxis3 = new AmCharts.ValueAxis();
    valueAxis3.offset = 50; // this line makes the axis to appear detached from plot area
    valueAxis3.gridAlpha = 0;
    valueAxis3.axisColor = "#B0DE09";
    valueAxis3.axisThickness = 2;
    chart.addValueAxis(valueAxis3);

    // fourth value axis (on the left, detached)
    var valueAxis4 = new AmCharts.ValueAxis();
    valueAxis4.offset = 50; // this line makes the axis to appear detached from plot area
    valueAxis4.gridAlpha = 0;
    valueAxis4.axisColor = "#0000FF";
   ...