orbit-basic/app/views/admin/assets/_form.html.erb

<div class="control-group">
    <ul class="nav nav-pills language-nav">
        <% @site_in_use_locales.each_with_index do |locale, i| %>
            <li <%= ( i == 0 ) ? "class=active" : '' %>><a data-toggle="tab" href=".<%= locale %>"><%= I18nVariable.from_locale(locale) %></a></li>
        <% end %>
    </ul>
    <% @site_in_use_locales.each_with_index do |locale, i| %>
        <div class="<%= locale %> fade tab-pane <%= ( i == 0 ) ? "in active" : '' %>">
            <div class="control-group input-title">
                <%= f.label :title , t('asset.title'), :class=>"control-label muted" %>
                <div class="controls">
                    <%= f.fields_for :title_translations do |f| %>
                        <%= f.text_field locale, :class=>'post-title', :value => (@asset.title_translations[locale] rescue nil) %>
                    <% end %>
                </div>
            </div>
            <div class="control-group input-content">
                <%= f.label :description ,t('asset.description'), :class => "control-label muted" %>
                <%= f.fields_for :description_translations do |f| %>
                    <div class="controls">
                        <div class="textarea">
                            <%= f.text_area locale, :style=>"width:100%;height:100px", :class => '', :value => (@asset.description_translations[locale] rescue nil) %>
                        </div>
                    </div>
                <% end %>
            </div>
        </div>
    <% end %>
    
</div>
<div class="control-group">
    <label class="control-label muted"><%= f.label :data, t(:data) %></label>
    <div class="controls">
        <%= f.file_field :data, :class => 'upload' %>
    </div>
</div>