router.js

showEscapadinhaDetalhe: function(id, provider) {
  		
			Application.Views.Common.destroy();
			Application.Views.Common.startLoading();
			var item = Application.Collections.Escapadinhas.get(id);
			Application.Views.Escapadinhas.Detalhe = new DetalheView({model:item});
			Application.Views.Escapadinhas.SideView = new SideView({model:Application.Collections.Escapadinhas, section:"escapadinhas", id:id});
			
			
			
			Application.Views.Escapadinhas.Detalhe.on('reserva', function(e) {
				
				var item = e.model.toJSON();
				var pagamento = new PagamentoModel();
				pagamento.save({}, {
					dataType: 'html',
					section: 'escapadinhas',
					success: function(response) {
						console.log(response);
					},
					error: function(response) {
						console.log(response);
					}
				});
				
				
				
				/*
				Application.Views.Escapadinhas.Reserva = new ReservaView({model:item});
				Application.Views.Escapadinhas.SideView = new SideDetalheView({model:item});
				*/
				
			});
			
		},

sideResults.js

define([
  'jquery',
	'underscore',
	'backbone',
	'libs/helper',
	'text!templates/common/side-results.html',
	'text!templates/escapadinhas/side-item.html',
	'text!templates/ferias/side-item.html',
	'text!templates/hoteis/side-item.html'
], function($, _, Backbone, Helper, TplSideResult, EscapadinhasItem, FeriasItem, HoteisItem){
 
 	var SideView = Backbone.View.extend({
		el: '#side-nav',
		list: '#side-nav .side-list .scroll-wrapper ul',
		initialize: function() {
			console.log(this);
			//this.render();
		},
		render: function() {
			var response = this.model.toJSON();
			console.log(response);
			$(this.el).html(_.template(TplSideResult));
			switch(this.section) {
				case 'escapadinhas':
				$(this.list).empty().append(_.template(EscapadinhasItem,{results:response, currentId:this.id}));
				break;
				case 'ferias':
				$(this.list).empty().append(_.template(FeriasItem,{results:response, currentId:this.id}));
				break;
				case 'hoteis':
				$(this.list).empty().append(_.template(HoteisItem,{results:response, currentId:this.id}));
				break;
		
			}
			
		}
		
				
 	});
 
	return SideView;

});