## controller
	def register
		@h1 = "Register"
		@user ||= User.new

		if request.post?
			if @user.save
			end
		end
	end

## view
<%= error_messages_for 'user' %>
<%= start_form_tag ({:action => :register}, {:method => "post"}) %>
<table>
<tr><td class="category">Username:</td><td><%= text_field('user','username') %></td></tr>
<tr><td class="category">Password:</td><td><%= password_field('user','password') %></td></tr>
<tr><td class="category">Password Confirm:</td><td><%= password_field('user','password_confirmation') %></td></tr>
</table>
<input type="submit" name="submit" value="Register" />
<%= end_form_tag %>

## model
class User < ActiveRecord::Base
	validates_presence_of :username, :password
	validates_confirmation_of :password
end