title: Amchart with two lines
body: <p>i have an amchart with two lines:</p>
  
  <pre><code>&lt;script type="text/javascript"&gt;
  var chart;
  var graph;
  var chartData2 = [
              {"year":"2014-10-04 23:30:03", "v1":9.1, "v2":0},
              {"year":"2014-10-04 23:45:02", "v1":8.8, "v2":86.2},
              ...
              {"year":"2014-10-05 23:30:02", "v1":8.7, "v2":98.7},
              {"year":"2014-10-05 23:45:02", "v1":8.5, "v2":98.7},
              {"year":"2014-10-06 00:00:01", "v1":8.4, "v2":98.5},
              {"year":"2014-10-06 00:15:02", "v1":8.5, "v2":98.3},
              {"year":"2014-10-06 00:30:01", "v1":8.4, "v2":97.9}
          ];
  
          AmCharts.ready(function () {
              // SERIAL CHART
              chart = new AmCharts.AmSerialChart();
              chart.pathToImages = "../amcharts/images/";
              chart.dataProvider = chartData2;
              chart.marginLeft = 10;
              chart.categoryField = "year";
              chart.dataDateFormat = "JJ:NN:SS";
              //chart.addListener("dataUpdated", zoomChart);
  
              // AXES
              // category
              var categoryAxis = chart.categoryAxis;
              categoryAxis.parseDates = true;
              categoryAxis.minPeriod = "100";
              categoryAxis.dashLength = 3;
              categoryAxis.minorGridEnabled = true;
              categoryAxis.minorGridAlpha = 0.1;
  
              // value
              var valueAxis = new AmCharts.ValueAxis();
              valueAxis.id = "ax1";
              valueAxis.axisAlpha = 0;
              valueAxis.inside = true;
              valueAxis.dashLength = 3;
              valueAxis.position = "right";
              chart.addValueAxis(valueAxis);
  
              var valueAxis2 = new AmCharts.ValueAxis();
              valueAxis2.id = "ax2";
              valueAxis2.axisAlpha = 0;
              valueAxis2.inside = true;
              valueAxis2.dashLength = 3;
              valueAxis2.baseValue = -20;
              valueAxis2.position = "left";
              chart.addValueAxis(valueAxis2);
  
              // GRAPH
              graph = new AmCharts.AmGraph();
              graph.valueaxis = "ax1";
              graph.type = "smoothedLine";
              graph.lineColor = "#d1655d";
              graph.negativeLineColor = "#637bb6";
              graph.bullet = "square";
              graph.bulletSize = 8;
              graph.bulletBorderColor = "#FFFFFF";
              graph.bulletBorderAlpha = 1;
              graph.bulletBorderThickness = 2;
              graph.lineThickness = 2;
              graph.valueField = "v1";
              graph.title = "title v1";
              graph.balloonText = "[[category]]&lt;br&gt;&lt;b&gt;&lt;span style='font-size:14px;'&gt;[[value]]&lt;/span&gt;&lt;/b&gt;";
              chart.addGraph(graph);
  
              graph2 = new AmCharts.AmGraph();
              graph2.valueAxis = "ax2";
              graph2.type = "smoothedLine";
              graph2.lineColor = "#d1655d";
              graph2.negativeLineColor = "#637bb6";
              graph2.bullet = "round";
              graph2.bulletSize = 8;
              graph2.bulletBorderColor = "#FFFFFF";
              graph2.bulletBorderAlpha = 1;
              graph2.bulletBorderThickness = 2;
              graph2.lineThickness = 2;
              graph2.valueField = "v2";
              graph2.title = "title v2";
              graph2.balloonText = "[[category]]&lt;br&gt;&lt;b&gt;&lt;span style='font-size:14px;'&gt;[[value]]&lt;/span&gt;&lt;/b&gt;";
              chart.addGraph(graph2);
  
              // CURSOR
              var chartCursor = new AmCharts.ChartCursor();
              chartCursor.cursorAlpha = 0;
              chartCursor.cursorPosition = "mouse";
              chartCursor.categoryBalloonDateFormat = "JJ:NN:SS";
              chart.addChartCursor(chartCursor);
  
              // SCROLLBAR
              var chartScrollbar = new AmCharts.ChartScrollbar();
              chart.addChartScrollbar(chartScrollbar);
  
              chart.creditsPosition = "bottom-right";
  
              // WRITE
              chart.write("chartdiv2");
          });
  </code></pre>
  
  <p></p>
  
   
  
  <p>I can see the x-and y-axis, but no lines with values. Can anyone please help me?</p>