void Dog::setage()
{
while (1)
	{
	int age;
	std::cout << "Please Enter " << itsname << "'s age: ";
	if(!(std::cin >> age))
		{
		std::string badchars;
		std::cin.clear();
		std::cin >> badchars;
		std::cout << "\"" << badchars << "\"" << " is not a number.  Please try again.\n";
		}
	else if (age < 0 || age > 20)
		{
		std::cout << "\"" << age << "\"" << " is a strange age for a dog.";
		std::cout << "Please try again.\n";
		}
	else
		{
		itsage = age;
		break;
		}
	}

}