private static function LoadGuildRanks()
 {
     if (!self::IsCorrect()) {
         WoW_Log::WriteError('%s : guild was not found.', __METHOD__);
         return false;
     }
     self::$guild_ranks = DB::Characters()->select("SELECT `rid` AS `rankID`, `rname` AS `rankName` FROM `guild_rank` WHERE `guildid` = %d", self::GetGuildID());
     return true;
 }