Applet code:
<applet code=com.objectplanet.chart.ChartApplet
 archive=chart.ext.jar width=450 height=300>
<param name=chart value="spline">
<param name=sampleValues_0 value="82,53,42,39,25,70,55,60,80,54">
<param name=sampleColors value="#0039AD">
<param name=rangeOn_2 value=true>
<param name=range value=100>
<param name=range_2 value=20>
<param name=rangeAdjusterOn value=true>
<param name=rangeAdjusterPosition value=left>
<param name=rangeAdjusterOn_2 value=true>
<param name=valueLabelsOn value=true>
<param name=valueLabelStyle value=outside>
<param name=valueLabelFont value="Arial,plain,14">
<param name=3dModeOn value=true>
<param name=background value=white>
<param name=overlay0 value=spline>
<param name=overlay0_sampleValues_0 value=19,17,12,11,19,16,17,19,10,10>
<param name=overlay0_sampleColors value=#F2A808>
<param name=overlay0_lineWidth value=3>
<param name=overlay0_seriesRange_0 value=2>
<param name=overlay0_sampleHighlightOn value=true>
<param name=overlay0_sampleHighlightStyle value=circle_opaque>
<param name=overlay0_sampleHighlightSize value=10>
<param name=overlay1 value=spline>
<param name=overlay1_sampleValues_0 value=x,x,3,7,6,4,3,x,x,3,2,5,4,3,8>
<param name=overlay1_sampleColors value=#E7185A>
<param name=overlay1_lineWidth value=3>
<param name=overlay1_sampleHighlightOn value=true>
<param name=overlay1_sampleHighlightStyle value=square_opaque>
<param name=overlay1_sampleHighlightSize value=10>
<param name=overlay1_seriesRange_0 value=2>
</applet>



Servlet code:
<img src="http://localhost:8080/servlet/com.objectplanet.chart.ChartServlet?
width=450&
height=300&
chart=spline&
sampleValues_0=82,53,42,39,25,70,55,60,80,54&
sampleColors=%230039AD&
rangeOn_2=true&
range=100&
range_2=20&
valueLabelsOn=true&
valueLabelStyle=outside&
valueLabelFont=Arial,plain,14&
3dModeOn=true&
background=white&
overlay0=spline&
overlay0_sampleValues_0=19,17,12,11,19,16,17,19,10,10&
overlay0_sampleColors=%23F2A808&
overlay0_lineWidth=3&
overlay0_seriesRange_0=2&
overlay0_sampleHighlightOn=true&
overlay0_sampleHighlightStyle=circle_opaque&
overlay0_sampleHighlightSize=10&
overlay1=spline&
overlay1_sampleValues_0=x,x,3,7,6,4,3,x,x,3,2,5,4,3,8&
overlay1_sampleColors=%23E7185A&
overlay1_lineWidth=3&
overlay1_sampleHighlightOn=true&
overlay1_sampleHighlightStyle=square_opaque&
overlay1_sampleHighlightSize=10&
overlay1_seriesRange_0=2">


Application code:
package com.objectplanet.chart.testing; 
 
import com.objectplanet.chart.*; 
import com.objectplanet.chart.ext.*; 
import java.awt.*; 
 
public class Line { 
 
    public static void main(String[] argv) { 
        double[] sampleValues = new double[] {82,53,42,39,25,70,55,60,80,54};
        double[] overlay0_values = new double[] {19,17,12,11,19,16,17,19,10,10};
        double[] overlay1_values = new double[] {Double.NaN,Double.NaN,3,7,6,4,3,Double.NaN,Double.NaN,3,2,5,4,3,8};
        
        LineChart chart = new SplineChart();
        chart.setSampleCount(sampleValues.length);
        chart.setSampleValues(0, sampleValues);
        chart.setSampleColor(0, new Color(0x0039AD));
        chart.setRange(0, 100);
        chart.setRangeOn(1, true);
        chart.setRange(1, 20);
        chart.setRangeAdjusterOn(0, true);
        chart.setRangeAdjusterPosition(0, Chart.LEFT);
        chart.setRangeAdjusterOn(1, true);
        chart.setValueLabelsOn(true);
        chart.set3DModeOn(true);
        chart.setFont("valueLabelFont", new Font("Arial", Font.PLAIN, 13));
        chart.setBackground(Color.white);
        
        LineChart overlay0 = new SplineChart();
        overlay0.setSampleCount(overlay0_values.length);
        overlay0.setSampleValues(0, overlay0_values);
        overlay0.setSampleColor(0, new Color(0xF2A808));
        overlay0.setSeriesRange(0, 1);
        overlay0.setSampleHighlightOn(true);
        overlay0.setSampleHighlightStyle(0, LineChart.SAMPLE_HIGHLIGHT_CIRCLE_OPAQUE, 10);
        chart.addOverlayChart(overlay0);

        LineChart overlay1 = new SplineChart();
        overlay1.setSampleCount(overlay1_values.length);
        overlay1.setSampleValues(0, overlay1_values);
        overlay1.setRange(0, 20);
        overlay1.setSampleColor(0, new Color(0xE7185A));
        overlay1.setSeriesRange(0, 1);
        overlay1.setSampleHighlightOn(true);
        overlay1.setSampleHighlightStyle(0, LineChart.SAMPLE_HIGHLIGHT_SQUARE_OPAQUE, 10);
        chart.addOverlayChart(overlay1);

        com.objectplanet.chart.NonFlickerPanel p = new com.objectplanet.chart.NonFlickerPanel(new BorderLayout());
        p.add("Center", chart);
        Frame f = new Frame();
        f.add("Center", p);
        f.setSize(450,320);
        f.show();
    }
}