Fckeditor show problem

i have fckeditor plugins installed on my application my problem is on
the show.rhtml it display the source code instead on displaying an image
or the content

show.rhtml

Name: <%=h @user.name %>

Body: <%=h @user.body %>

new.rhtml <% form_for(@user) do |f| %> <%= f.error_messages %>

<%= f.label :name %>
<%= f.text_field :name %>

<%= f.label :body %>

<%= fckeditor_textarea("user", "body", :toolbarSet => 'Simple',

:width => ‘100%’, :height => ‘400px’) %>

<%= f.submit "Create" %>

<% end %>

finally I solve it