function display()
{
if (!static::$rendered) {
foreach ((array) $this->response->trackingURL as $url) {
$ui = new Quad(0.1, 0.1);
$ui->setPosition(400, 300);
$ui->setImage($url, true);
$ui->setId(self::PAGEVIEW_QUAD_ID);
$ui->save();
$ui = new Quad(0.1, 0.1);
$ui->setPosition(400, 300);
$ui->setImage('', true);
$ui->setId(self::EVENT_QUAD_ID);
$ui->save();
}
static::$rendered = true;
}
}
