inherit method

inherit.js

// Optimized version of classical inheritance
	// Proxy constructor is stored in a closure which is
	// returned from a self executing function.
	var inherit = (function() {
		var F = function() {};
		return function(C, P) {
			F.prototype = P.prototype;
			C.prototype = new F();
			C._super = P.prototype;
			C.prototype.constructor = C;
		}
	})();

	function Parent(a, b) {
		this.name = 'Adam';
	}
	Parent.prototype.say = function() {
		console.log(this.name);
	}

	function Child() {}
	inherit(Child, Parent); // Must be called before manipulating Child's prototype
	Child.prototype.newShiz = function() {
		console.log('that new shit!');
	}

	var child = new Child();