function codes($text)
{
	$text = htmlspecialchars($text);
	$text = str_replace("  ","  ",$text);
	$text = str_replace("\r\n ","\r\n ",$text);
	$text = str_replace("[CODE]\r\n","<div class=\"code\">",$text);
	$text = str_replace("\r\n[/CODE]\r\n","</div>",$text);
	$text = str_replace("\r\n[/CODE]","</div>",$text);
	$text = str_replace("","<b>",$text);
	$text = str_replace("","</b>",$text);
	$text = str_replace("","<b>",$text);
	$text = str_replace("","</b>",$text);
	$text = str_replace("","<U>",$text);
	$text = str_replace("","</U>",$text);
	$text = str_replace("","<I>",$text);
	$text = str_replace("","</I>",$text);
	$text = str_replace("[UL]","<uI>",$text);
	$text = str_replace("[/UL]","</uI>",$text);
	$text = str_replace("[li]","<li>",$text);
	$text = str_replace("[/li]","</li>",$text);
	   
	return nl2br($text);
}