I have tried this,  
  
 
<title>FusionWidgets XT - My 
First Chart </title>
<script type="text/javascript" 
src="../../FusionCharts/JSClass/FusionCharts.js"></script>
 <script 
type="text/javascript" 
src="../../javascript/jquery-1.7.1.js"></script>
 <script 
type="text/javascript" language="Javascript" 
src="../../FusionCharts/Contents/JS/lib.js"></script>
       <link 
href="../../FusionCharts/assets/ui/css/style.css" rel="stylesheet" 
type="text/css" />
 <style 
type="text/css">
h2.headline 
{
font: normal 110%/137.5% "Trebuchet MS", Arial, Helvetica, 
sans-serif;
padding: 
0;
margin: 25px 0 25px 
0;
color: 
#7d7c8b;
text-align: 
center;
}
           p.small 
{
font: normal 68.75%/150% Verdana, Geneva, 
sans-serif;
color: 
#919191;
padding: 
0;
margin: 0 
auto;
width: 
664px;
text-align: 
center;
}
</style>
 </head>
<body>
       <div id="wrapper">
           <div 
id="header">
<div class="logo"><a class="imagelink"  href="[url="http://www.fusioncharts.com/widgets"]http://www.fusioncharts.com/widgets[/url]" 
target="_blank"><img src="../assets/ui/images/fwxt-logo.png" width="73" 
height="74" alt="FusionWidgets XT logo" 
/></a></div>
    <h1 
class="brand-name">FusionWidgets 
XT</h1>
<h1 class="logo-text">First Gantt 
Chart</h1>
</div>
   <div 
class="content-area">
<div 
id="content-area-inner-main">
<p class="text" align="center">The sample represents a Gantt Chart showing 
the timeline of a fictitious 
project.</p>
    <div id="messageBox" 
style="margin-left:130px; margin-right:130px; 
display:none;"></div>
    <p> </p>
<div class="gen-chart-render">
<div id="chartContainer">FusionWidgets will load 
here</div>
<script 
type="text/javascript"><!--
     var 
myChart = new FusionCharts( "../../FusionCharts/Charts/FCF_Gantt.swf", 
"myChartId", "600", "400", "0", "1" );
     myChart.setXMLData('<chart 
dateFormat="mm/dd/yyyy" caption="Project Gantt" subCaption="From 1st Feb 2007 - 
31st Aug 2007">\n\
<categories>\n\
<category 
start="02/01/2007" end="03/01/2007" label="Feb" />\n\
<category 
start="03/01/2007" end="04/01/2007" label="Mar" />\n\
<category 
start="04/01/2007" end="05/01/2007" label="Apr" />\n\
<category 
start="05/01/2007" end="06/01/2007" label="May" />\n\
<category 
start="06/01/2007" end="07/01/2007" label="Jun" />\n\
<category 
start="07/01/2007" end="08/01/2007" label="Jul" />\n\
<category 
start="08/01/2007" end="09/01/2007" label="Aug" 
/>\n\
</categories>\n\
<processes fontSize="12" isBold="1" 
align="right">\n\
<process label="Identify Customers"  
/>\n\
<process label="Survey 50 Customers" />\n\
<process 
label="Interpret Requirements" />\n\
<process label="Study Competition" 
/>\n\
<process label="Documentation of features" 
/>\n\
<process label="Brainstorm concepts" />\n\
<process 
label="Design & Code" />\n\
<process label="Testing / QA" 
/>\n\
<process label="Documentation of product" />\n\
<process 
label="Global Release" 
/>\n\
</processes>\n\
<tasks>\n\
<task 
start="02/04/2007" end="02/10/2007" />\n\
<task start="02/08/2007" 
end="02/19/2007" />\n\
<task start="02/19/2007" end="03/02/2007" 
/>\n\
<task start="02/24/2007" end="03/02/2007" />\n\
<task 
start="03/02/2007" end="03/21/2007" />\n\
<task start="03/21/2007" 
end="04/06/2007" />\n\
<task start="04/06/2007" end="07/21/2007" 
/>\n\
<task start="07/21/2007" end="08/19/2007" />\n\
<task 
start="07/28/2007" end="08/24/2007" />\n\
<task start="08/24/2007" 
end="08/27/2007" 
/>\n\
</tasks>\n\
</chart>');
myChart.render("chartContainer");
      // 
-->
</script>
</div>
<div 
class="clear"></div>
<p> </p>
<p class="small">    
</p>
<div 
class="underline-dull"></div>
</div>
</div>
  <div 
id="footer">
<p class="highlightBlock">The above sample showcases how to create a Gantt 
chart. Click <a href="../../Contents/Index.html?Gantt/FirstChart.html" 
target="_blank">here</a> to know more on how the code of this example 
works.</p>
</div>
       </div>
 
  
but I have these errors: 
  
SCRIPT438: object does not handle property or method« setXMLData »  
gantt.php, Ligne 59 Caractère 7 
SCRIPT5009: « showConditionalMessage » is not defined 
  
gantt.php, Ligne 112 Caractère 7