diff --git a/src/ext.js b/src/ext.js
index 4102501..a419637 100644
--- a/src/ext.js
+++ b/src/ext.js
@@ -1,5 +1,5 @@
 var originalNameLookup = Handlebars.JavaScriptCompiler.prototype.nameLookup;
 
 Handlebars.JavaScriptCompiler.prototype.nameLookup = function(parent, name, type) {
-  return parent + ".get ? " + parent + ".get('" + name + "') : " + originalNameLookup.apply(this, arguments);
+  return "(" + parent + ".get ? " + parent + ".get('" + name + "') : " + originalNameLookup.apply(this, arguments) + ")";
 };
diff --git a/src/intro.js b/src/intro.js
index 04886a7..f1acd46 100644
--- a/src/intro.js
+++ b/src/intro.js
@@ -1 +1,2 @@
 (function() {
+    var global = this;
diff --git a/src/view.js b/src/view.js
index de3e6e4..8c290db 100644
--- a/src/view.js
+++ b/src/view.js
@@ -24,7 +24,7 @@ var HandlebarsView = Backbone.View.extend({
 
   renderNestedView: function(id, viewClass, options) {
     var $el = this.$('#' + id);
-    if ($el.size() === 1) {
+    if ($el.length === 1) {
       var view = new viewClass(options);
       $el.replaceWith(view.$el);
       view.render();
@@ -37,7 +37,7 @@ var HandlebarsView = Backbone.View.extend({
     } else if (_.isString(name)) {
       var parts, i, len, obj;
       parts = name.split(".");
-      for (i = 0, len = parts.length, obj = window; i < len; ++i) {
+      for (i = 0, len = parts.length, obj = global; i < len; ++i) {
           obj = obj[parts[i]];
       }
       if (obj) {