cant get my hello world working

I followed the steps as mentioned in the link below to get up and
running on rails, but I cant figure whats the issue with running the
rails command. Can someone help me navigate further please. Thanks.

http://allaboutruby.wordpress.com/2006/01/09/installing-rails-on-windows-step-by-step-tutorial/

Well, it would help if you told us what error message you got.

Mikel