Alguém sabe como colocar um chart em um formulario

<?php
//Includes
require_once(´vcl/vcl.inc.php´);
use_unit(´chart.inc.php´);
use_unit(´forms.inc.php´);
use_unit(´extctrls.inc.php´);
use_unit(´stdctrls.inc.php´);

//Class definition
class Unit1 extends Page
{
public $SimpleChart1 = null;
function SimpleChart1Click($sender, $params)
{
$this->SimpleChart1->setTitle(´Titulo´);//Da erro nessa linha//

}
}

global $application;

global $Unit1;

//Creates the form
$Unit1 = new Unit1($application);

//Read from resource file
$Unit1->loadResource(__FILE__);

//Shows the form
$Unit1->show();

?>