/views/user/change_password.rhtml:

      

      
<%= start_form_tag %>
Old Password

<%= password_field_tag 'current_password', @current_password %>

New Password

<%= password_field_tag 'password' %>

Confirm New Password

<%= password_field_tag 'password_confirmation' %>

<%= submit_tag 'Change password' %>
<%= end_form_tag %>