var OrdersView = View.extend({ el: "#orders", events: { "click .back": "back" "click .details": "load_single" }, initialize: function(){ this.single = new SingleOrder () this.list = new OrderList () }, show: function(){ document.body.className = "orders" this.el.className = "list" }, load_single: function(){ }, back: function(){ this.list.show() }, })