/**
* Retrieves the HTML string.
*
* @return string
*/
public function toHtml()
{
if (empty($this->top->right)) {
$style = 'style="cursor:pointer;"';
$onclick = sprintf('onclick="neat.toggle(\'%s\', \'%s\');"', $this->id, $this->overlay->id);
$this->top->right = sprintf('<strong %s %s>X</strong>', $style, $onclick);
}
return $this->overlay . parent::toHtml();
}