<% form_for @user do |form| %>  
  <% if @user.errors.any? %>
    <div id="error_explanation">
      <h2><%= pluralize(@user.errors.count, "error") %> prohibited this user from being created:</h2>

      <ul>
      <% @user.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
      </ul>
    </div>
  <% end %>
  
	<li>  
		<%= form.label :username, "Username" %>  
		<%= form.text_field :username %>  
	</li>  
	<li>  
		<%= form.label :email, "Email" %>  
		<%= form.text_field :email %>  
	</li>  
	<li>  
		<%= form.label :password, "Password" %>  
		<%= form.password_field :password %>  
	</li>  
	<li>  
		<%= form.label :password_confirmation, "Password confirmation" %>  
		<%= form.password_field :password_confirmation %>  
	</li>  
	<li>  
		<%= form.submit "Submit" %>  
	</li>  
<% end %>  
<%= form_for @user do |form| %>  
  <% if @user.errors.any? %>
    <div id="error_explanation">
      <h2><%= pluralize(@user.errors.count, "error") %> prohibited this user from being created:</h2>

      <ul>
      <% @user.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
      </ul>
    </div>
  <% end %>
  
	<li>  
		<%= form.label :username, "Username" %>  
		<%= form.text_field :username %>  
	</li>  
	<li>  
		<%= form.label :email, "Email" %>  
		<%= form.text_field :email %>  
	</li>  
	<li>  
		<%= form.label :password, "Password" %>  
		<%= form.password_field :password %>  
	</li>  
	<li>  
		<%= form.label :password_confirmation, "Password confirmation" %>  
		<%= form.password_field :password_confirmation %>  
	</li>  
	<li>  
		<%= form.submit "Submit" %>  
	</li>  
<% end %>  

Use block style helpers please.
Everyone: Use block style helpers please.
