function loadActors()
{
if (!empty($this->grouplinkclass)) {
$class = new $this->grouplinkclass();
$this->groups = $class->getActors($this->fields['id']);
}
if (!empty($this->userlinkclass)) {
$class = new $this->userlinkclass();
$this->users = $class->getActors($this->fields['id']);
}
if (!empty($this->supplierlinkclass)) {
$class = new $this->supplierlinkclass();
$this->suppliers = $class->getActors($this->fields['id']);
}
}