public function parseStrike($text)
{
$text = str_replace("[s:{$this->uid}]", '<del>', $text);
$text = str_replace("[/s:{$this->uid}]", '</del>', $text);
$text = str_replace("[strike:{$this->uid}]", '<del>', $text);
$text = str_replace("[/strike:{$this->uid}]", '</del>', $text);
return $text;
}