gistfile1.txt

//Step 1

	var Person = function (name) {

		this.name = name;

	}

	var thomas = new Person('Thomas');

	var amy = new Person('Amy');

	console.log("thomas.name: ",thomas.name);

//Step 2

	Person.prototype.getName = function () {
		return this.name;
	}

	console.log("thomas.getName(): ",thomas.getName());

//Step 3

	console.log("thomas.getName.call(amy): ",thomas.getName.call(amy));

//Step 4

	console.log("getName in Thomas: ",'getName' in thomas);

	delete Person.prototype.getName;

	console.log("getName in Thomas: ",'getName' in thomas);