function &smiley($message)
	{
		$db =& Database::getInstance();
		if (empty($this->smileys)) {
			$this->smileys = array() ;
			if ($getsmiles = $db->query("SELECT * FROM ".$db->prefix("smiles"))){
				while ($smiles = $db->fetchArray($getsmiles)) {
					$message =& str_replace($smiles['code'], '<img src="'.XOOPS_UPLOAD_URL.'/'.htmlspecialchars($smiles['smile_url']).'" alt="" />', $message);
					array_push($this->smileys, $smiles);
				}
			}
		} else {
			foreach ($this->smileys as $smile) {
				$message =& str_replace($smile['code'], '<img src="'.XOOPS_UPLOAD_URL.'/'.htmlspecialchars($smile['smile_url']).'" alt="" />', $message);
			}
		}
		return $message;
	}