Fix issue #20

js/sakura-app.js

@@ -1421,11 +1421,13 @@ var home = location.href,
             $('.focusinfo').css({
                 "top": "-999px"
             });
+            try {
                 for (var i = 0; i < ap.length; i++) {
                     try {
                         ap[i].destroy()
                     } catch (e) {}
                 }
+            } catch (e) {}
             try {
                 hermitInit()
             } catch (e) {}