gistfile1.js

<script>
	namespace = {abc:{person:{}}}
	namespace.abc.common = function() {
		var arr = [];

		var setArr = function(v) {
			if (v) {
				arr.push(v);
			}
		}
		var getArr = function() {
			return arr;
		}

		var registerArr = function(ns) {
			if (ns) {
				for (var obj in ns) {
					if (obj.hasOwnProperty("getName")) {
						setArr(obj.getName());
					}
				}
			}
		}
		return {
			setArr: setArr,
			getArr: getArr,
			registerArr: registerArr
		}
	}

	namespace.abc.form = function() {
		var salutation = "Hi";
		var name = '';

		var getSalutation = function() {
			return salutation;
		}
		var getName = function() {
			return name;
		}
		var setSalutation = function(s) {
			salutation = s;
		}
		var setName = function(n) {
			name = n;
		}

		return {
			getSalutation: getSalutation,
			setSalutation: setSalutation,
			getName: getName,
			setName: setName
		}
	}

	person = namespace.abc.person;

	person.Dave = new namespace.abc.form();

	person.Dave.setName("Dave");


	person.Mitchell = new namespace.abc.form();

	person.Mitchell.setName('Mitchell');
	person.Mitchell.setSalutation('Howdy');

	console.log(person.Mitchell.getSalutation());
	console.log(person.Mitchell.hasOwnProperty('getName'));

	commonObj = new namespace.abc.common();

	commonObj.registerArr(person);

	document.getElementById('result').innerHTML = commonObj.getArr();
  </script>