Try serving extras via nginx.

perlDreamer · perlDreamer · commit 4f3b86c9ce5f · 2012-01-08T08:25:04.000-08:00
diff --git a/wre/var/setupfiles/nginx.conf b/wre/var/setupfiles/nginx.conf
@@ -27,6 +27,13 @@ http {
     gzip_types text/plain text/css application/json application/json-rpc application/x-javascript text/xml application/xml application/xml+rss text/javascript;
     gzip_comp_level 9;
 
+    location /extras/ {
+        add_header Cache-Control public;
+        expires 24h;
+        root   /data/WebGUI/www/extras;
+        add_header Access-Control-Allow-Origin *;
+    }
+
     ##Include per-server vhost configuration files.
     include [% config.getRoot %]/etc/*.nginx;
 
