* this var is a status var and will be occupied with different values in subjection of needs, so it can get value "1" for ok, or just an other error message
$this->dbObj->sqlSet("UPDATE {$this->_prefix}etchat_user SET etchat_usersex = '".$this->_gender{0}."' WHERE etchat_user_id = ".$this->_user_exists[0][0]);