public function IsValid()
	{
		$AccountType = $this->GetAccountType();
		
		if( $AccountType <= self::TypeInvalid || $AccountType >= 11 ) // EAccountType.Max
		{
			return false;
		}
		
		$AccountUniverse = $this->GetAccountUniverse();
		
		if( $AccountUniverse <= self::UniverseInvalid || $AccountUniverse >= self::UniverseMax )
		{
			return false;
		}
		
		$AccountID = $this->GetAccountID();
		$AccountInstance = $this->GetAccountInstance();
		
		if( $AccountType === self::TypeIndividual )
		{
			if( $AccountID == 0 || $AccountInstance > self::WebInstance )
			{
				return false;
			}
		}
		
		if( $AccountType === self::TypeClan )
		{
			if( $AccountID == 0 || $AccountInstance != 0 )
			{
				return false;
			}
		}
		
		if( $AccountType === self::TypeGameServer )
		{
			if( $AccountID == 0 )
			{
				return false;
			}
		}
		
		return true;
	}