public function FilterText($a)
    {
        $a = stripslashes($a);
        $a = trim($a);
        $a = str_replace('"', '"', $a);
        $a = str_replace("'", "'", $a);
        $a = str_replace("<script", "", $a);
        $a = str_replace("(", "", $a);
        $a = str_replace(")", "", $a);
        return $a;
    }
    //END FILTRO EN EL TEXTO


    //FILTRO EN EL FORO
    public function FilterTextF($a)
    {
        $a = trim($a);
        $a = str_replace('"', '', $a);
        $a = str_replace("'", "", $a);
        $a = str_replace("<script", "", $a);
        $a = str_replace("(", "", $a);
        $a = str_replace(")", "", $a);
        return $a;
    }
    //END FILTRO EN EL FORO


    //FILTRO EN EL TEXTO2
    public function FilterText2($a)
    {
        $a = trim($a);
        $a = str_replace('"', '&#34;', $a);
        $a = str_replace("'", "&#39;", $a);
        $a = str_replace("<script", "", $a);
        return $a;
    }
    //END FILTRO EN EL TEXTO2


    //FILTRO de link
    public function FilterTextLink($a)
    {
        $a = stripslashes(htmlspecialchars($a));
        $a = trim($a);
        $a = str_replace('"', '&#34;', $a);
        $a = str_replace("'", "&#39;", $a);
        $a = str_replace("<script", "", $a);
        $a = str_replace(" ", "-", $a);
        $a = str_replace("[", "(", $a);
        $a = str_replace("]", ")", $a);
        $a = str_replace("á", "a", $a);
        $a = str_replace("é", "e", $a);
        $a = str_replace("í", "i", $a);
        $a = str_replace("ó", "o", $a);
        $a = str_replace("ú", "u", $a);
        $a = str_replace("!", "", $a);
        $a = str_replace("¡", "", $a);
        $a = str_replace("?", "", $a);
        $a = str_replace("¿", "", $a);
        $a = str_replace("/", "", $a);
        $a = str_replace(".", "", $a);
        $a = str_replace(",", "", $a);
        $a = str_replace("ñ", "n", $a);
        $a = str_replace($a, strtolower($a), $a);
        return $a;
    }
    //END FILTRO de link


    //FILTRO Timeline
    public function FilterTextTimeline($text)
    {
        preg_match_all("/[@]+([A-Za-z0-9-_]+)/", $text, $users);
        $mentions = $users[1];
        foreach ($mentions as $key => $user) {
            if (!empty($user)) {
                $find    = '@' . $user;
                $replace = '<a id="convertmention" place="' . $user . '" href="profile/' . $user . '"><b>@' . $user . '</b></a> ';
                $text    = str_replace($find, $replace, $text);
                $text    = trim($text);
                $text    = str_replace('"', '', $text);
                $text    = str_replace("'", "", $text);
                $text    = str_replace("<script", "", $text);
                $text    = str_replace("(", "", $text);
                $text    = str_replace(")", "", $text);
                $text    = str_replace("\r", "<br>", $text);
            }
        }
        return $text;
    }
    //END FILTRO Timeline