if(isset($cont)) {
if(isset($art)) {
$text=preg_replace('/\(carta\=(.*?)\)/si','\\1',$text);
} else {
if(isset($pagina)) {
$text=preg_replace('/\(carta\=(.*?)\)/si','\\1',$text);
} else {
$text=preg_replace('/\(carta\=(.*?)\)/si','\\1',$text);
}
}
} else {
$text=preg_replace('/\(carta\=(.*?)\)/si','\\1',$text);
}