Q6 - What's old is new

api.js

var Person = function(name) {
    var global = (function() { return this; })();
    if (this === global) { return new Person(name); }
    this.name = name;
};

Person.prototype.sayHello = function() {
    console.log('Hello, my name is ' + this.name);
};

app.js

var aaron = Person('Aaron');
aaron.sayHello();

var john = new Person('John');
john.sayHello();