Can you fix the next revision of wp greet box for run correctly with nginx.
The fix is
So there are a few solutions:
1. Modify your nginx .htaccess equivalent to redirect the first URL to the blog/index.php.
2. Hack wp-greet-box/js/onload.js by changing:
and you can read about this in http://omninoggin.com/forum/index.php?topic=51.0