jshint compliance

www/hack/main.js

@@ -6,7 +6,7 @@ define([
     '/bower_components/jquery/dist/jquery.min.js',
     '/customize/pad.js'
 ], function (Config, Realtime, Messages, Crypto) { 
-    var $ = jQuery;
+    var $ = window.jQuery;
     $(window).on('hashchange', function() {
         window.location.reload();
     });
@@ -36,7 +36,8 @@ define([
         try {
             eval(content); // jshint ignore:line
         } catch (err) {
-            alert(err.message);
+            // FIXME don't use alert, make an errorbox
+            window.alert(err.message);
         }
     });
 });