How to Step by Step Deploy Askbot uWSGI Nginx on CentOS 6 64bit?

Hello,

I'm beginer on internet & programming. First, I'm learning and try to install askbot with uWSGI, Nginx on VPS CentOS 64 bit. Now I success to install access my askbot with http://my-ip-address:8000 but while I want to publish on my domain, I'm confused. I don't know how to configure Nginx to load uWSGI for askbot on CentOS 6 64bit.

I have been try some reference from:

http://indude.com/install-django-nginx/
http://askbot.org/en/question/7492/how-to-deploy-on-nginx-webserver-using-uwsgi
Some resource link from search engine

But until now, my askbot site can't access. Anyone help me please?

Thanks for your appreciate. This is sample error_log:

> 12/06/09 19:18:07 [error] 1981#0: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 180.247.xxx.xxx, server: my-domain-sample.com, re$
2012/06/09 19:18:08 [error] 1981#0: *1 no live upstreams while connecting to upstream, client: 180.247.xxx.xxx, server: my-domain-sample.com, request: "GET /nginx-logo.p$
2012/06/09 19:18:08 [error] 1981#0: *4 connect() failed (111: Connection refused) while connecting to upstream, client: 180.247.xxx.xxx, server: my-domain-sample.com, re$
2012/06/09 19:18:08 [error] 1981#0: *4 connect() failed (111: Connection refused) while connecting to upstream, client: 180.247.xxx.xxx, server: my-domain-sample.com, re$
2012/06/09 19:18:09 [error] 1981#0: *7 no live upstreams while connecting to upstream, client: 180.247.xxx.xxx, server: my-domain-sample.com, request: "GET /favicon.ico $