var CurtainView = View.extend({ el: "#curtain", events: { "click": "click", }, initialize: function(){ }, show: function(){ this.$el.addClass("visible") }, hide: function(){ this.$el.removeClass("visible") }, click: function(){ if (document.body.classList.contains("nav")) { app.nav.hide() } else if (document.body.classList.contains("login")) { app.login.hide() } }, })