ElementPropertyUserField::load

protected function load()
{
	$propertyFormatFunction = $this->getFormatFunction();
	if ($propertyFormatFunction)
	{
		return call_user_func_array($propertyFormatFunction,
			array(
				$this->property,
				array("VALUE" => $this->key),
				array("MODE" => "ELEMENT_TEMPLATE"),
			)
		);
	}
	else
	{
		return $this->key;
	}
}