function lookData($data)
 {
     $ip = $this->getIp();
     $data = strtolower($data);
     $br = $_SERVER['HTTP_USER_AGENT'];
     $datenow = date("y-m-d h:m:s");
     if (isset($_SESSION['user'])) {
         $username = $_SESSION['user'];
     } else {
         $username = "******";
     }
     if (strstr($data, "<") or strstr($data, ">") or strstr($data, "(") or strstr($data, ")") or strstr($data, "..") or strstr($data, "%") or strstr($data, "*") or strstr($data, "+") or strstr($data, "!") or strstr($data, "@")) {
         $dirtystuff = array("\"", "\\", "/", "*", "'", "=", "-\r\n\t\t\t", "#", ";", "<", ">", "+", "%", "(", ")", "}", "{");
         $data = str_replace($dirtystuff, "", $data);
         $data = htmlspecialchars($data);
         $data = strip_tags($data);
         $ip = str_replace($dirtystuff, "", $ip);
         $ip = htmlspecialchars($ip);
         $ip = strip_tags($ip);
         $username = str_replace($dirtystuff, "", $username);
         $username = htmlspecialchars($username);
         $username = strip_tags($username);
         $datenow = str_replace($dirtystuff, "", $datenow);
         $datenow = htmlspecialchars($datenow);
         $datenow = strip_tags($datenow);
         $br = str_replace($dirtystuff, "", $br);
         $br = htmlspecialchars($br);
         $br = strip_tags($br);
         if ($this->validateBefore()) {
             $sql = "INSERT INTO \r\n\t\t\t\tattack (\r\n\t\t\t\t\tattacker_id, \r\n\t\t\t\t\tattacker_ip, \r\n\t\t\t\t\tattacker_username, \r\n\t\t\t\t\tattacker_date, \r\n\t\t\t\t\tattacker_comname, \r\n\t\t\t\t\tattacker_browsername) \r\n\t\t\t\tVALUES (\r\n\t\t\t\t\tNULL, \r\n\t\t\t\t\t'" . $ip . "', \r\n\t\t\t\t\t'" . $username . "', \r\n\t\t\t\t\t'" . $datenow . "', \r\n\t\t\t\t\t'test', \r\n\t\t\t\t\t'" . $br . "')";
             Model::Execute($sql);
         }
         return $data;
     } else {
         return $data;
     }
 }