The jqChart...
<?php 
require_once '../../../tabs.php';
?>
<!DOCTYPE html>
<html>
  <head>
    <style type="text">
        html, body {
            margin: 0;            /* Remove body margin/padding */
            padding: 0;
            overflow: hidden;    /* Remove scroll bars on browser window */
            font-size: 62.5%;
        }
        body {
            font-family: "Trebuchet MS", "Helvetica", "Arial",  "Verdana", "sans-serif";
        }
        #tags {z-index: 900}
    </style>
    <title>jqChart PHP Demo</title>
    <link rel="stylesheet" type="text/css" media="screen" href="../../../themes/redmond/jquery-ui-1.8.2.custom.css" />
    <script src="../../../js/jquery.js" type="text/javascript"></script>
    <script src="../../../js/jquery.jqChart.min.js" type="text/javascript"></script>
     
    <script src="../../../js/jquery-ui-custom.min.js" type="text/javascript"></script>
  </head>
  <body>
      <div>
        <?php include ("chart.php");?>
      </div>
      <br/>
      <?php tabs(array("chart.php"));?>
   </body>
</html>
chart.php.
<?php
require_once '../../../jq-config.php';
require_once ABSPATH."php/jqUtils.php";
require_once ABSPATH."php/jqChart.php";
ini_set("display_errors","1");


$chart = new jqChart();
$chart->setTitle(array('text'=>'Scatter plot with regression line'))
->setxAxis(array(
    "min"=>-0.5,
    "max"=>5.5
))
->setyAxis(array(
    "min"=>0
))
->addSeries('Regression Line', array(array(0,1.11),array(5, 4.51)))
->setSeriesOption('Regression Line',array(
    'type'=>'line',
    'marker'=>array("enabled"=>false),
    'states'=>array("hover"=>array("lineWidth"=>1)),
    'enableMouseTracking'=>false
))
->addSeries('Observations', array(1, 1.5, 2.8, 3.5, 3.9, 4.2))
->setSeriesOption('Observations',array(
    'type'=>'scatter',
    'marker'=>array("radius"=>4)
));

echo $chart->renderChart('', true, 700, 350);

?>