app/views/user/passwords/edit.html.erb
<% content_for(:page_header) do %>
<h1>Change your password</h1>
<% end %>
<%= simple_form_for(resource, :as => resource_name, :url => password_path(resource_name), :html => { :method => :put }) do |f| %>
<%= f.hidden_field :reset_password_token %>
<%= f.input :password %>
<%= f.input :password_confirmation %>
<div class="form-actions">
<%= f.submit "Change my password", :class => "btn btn-primary" %>
<%= link_to "Cancel", root_path, :class => "btn" %>
</div>
<% end %>
<%= render :partial => "user/shared/links" %>