emberjs_object

var tom = Person.create({
  name: "Tom Dale",
  helloWorld: function() {
    this.say("Hi my name is " + this.get('name'));
  }
});
tom.helloWorld() // alerts "Hi my name is Tom Dale"


var yehuda = Person.create({
  name: "Yehuda Katz",
  say: function(thing) {
    var name = this.get('name');
    this._super(name + " says: " + thing);
  }
});


// Subclassing
var LoudPerson = Person.extend({
  say: function(thing) {
    this._super(thing.toUpperCase());
  }
});

//Reopening Classes and Instances

Person.reopen({
  isPerson: true
});
Person.create().get('isPerson') // true