Human.js

var Human = function(name){
    this.name = name;
};

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

var ama = new Human('Amadeus');

ama.getName();
// Returns `Amadeus`

// In Atlas:
var Human = new Class({
    
    initialize: function(name){
        this.name = name;
    },
    
    getName: function(){
        return this.name;
    }
    
});