anchor.diff:  
       <ul id="campaign-tab" class="nav nav-tabs">
         <li class="active">
  -        <a data-toggle="tab" href="#description"><%= I18n.t(:description) %></a>
  +        <a data-toggle="tab" href="#description"><%= t(:description) %></a>
         </li>
         <% if @campaign.ttype == 'mailing' %>
           <li>
  -          <a data-toggle="tab" href="#message"><%= I18n.t(:message) %></a>
  +          <a data-toggle="tab" href="#message"><%= t(:message) %></a>
           </li>
         <% end %>
         <% unless @campaign.status == 'archived' %>
           <li data-tab-type="stats">
  -          <a data-toggle="tab" href="#stats"><%= I18n.t(:stats) %></a>
  +          <a data-toggle="tab" href="#stats"><%= t(:stats) %></a>
           </li>
         <% end %>
   
  
positive.code:       </div><!-- description -->
        <div id="message" class="tab-pane fade">
          <div id="campaign-info">
            <h2><%= I18n.t(:recipients) %></h2>
            <p><%= I18n.t(:recipients_show) %></p>
              <ul>
                <% @campaign.recipients.gsub('@', '[arroba]').split(' ').each do |dest| %> 
                  <li><%= dest %></li>
                <% end %>
              </ul>
              <hr />
              <h2><%= I18n.t(:message) %></h2>
              <b><%= I18n.t(:subject) %></b>: <%= @campaign.default_message_subject %> 
            <p>
              <pre><%= @campaign.default_message_body %></pre>
            </p>
  
negative.code:         <div class="grid_6">  
            <dl class="dl-horizontal">
              <% unless @campaign.status == 'archived' %>
                <dt><%= t(:published_at) %></dt>
                <% # published_at no es correcto aquí, da error si la campaña no ha sido publicada todavía %>
                  <dd><%= time_ago_in_words(@campaign.created_at) %></dd>
                <dt><%= t(:time_left) %></dt>
                  <dd><%= (@campaign.duedate_at - Time.now).round / 60 / 60 / 24 %> <%= t(:days) %></dd>
              <% else %>
                <dt><%= t(:published_at) %></dt>
                  <dd>hace <%= time_ago_in_words(@campaign.published_at) %></dd>
                <dt><%= t(:archived_campaign) %></dt>
              <% end %>
              <dt> <%= t(:participants) %> </dt>
                <dd>
                  <span id="participants">
                    <% if @campaign.ttype == 'mailing' %>
  