anchor.diff:        </div> <!-- field -->
       </div>
     </div>
  -
  -
   
     <div class="two_columns">
       <div class="left_column">
  
positive.code: 
        <ul class="clusters">
          <% unless @project.clusters.empty? %>
                <% @project.clusters.each do |cluster| %>
                  <li id="cluster_<%= cluster.id %>"><p><%= cluster.name %></p><input id="<%= cluster.id %>" type="checkbox" name="project[clusters_ids][]" value="<%= cluster.id %>" checked="true"/><a href="#cluster_<%= cluster.id %>" class="remove_this close"></a>
              </li>
                <% end -%>
            <% end -%>
        </ul>
      <div class="cluster_options">
        <span class="combo_cluster_options">
  
negative.code: 
      <ul class="sectors">
        <% unless @project.sectors.empty? %>
          <% @project.sectors.each do |sector| %>
            <li id="sector_<%= sector.id %>"><p><%= sector.name %></p><input id="<%= sector.id %>" type="checkbox" name="project[sectors_ids][]" value="<%= sector.id %>" checked="true"/><a href="#sector_<%= sector.id %>" class="remove_this close"></a>
            </li>
          <% end -%>
        <% end -%>
      </ul>
  
      <div class="sector_options">
        <span id="sector" class="combo_sector_options">
          <%= errors_for_span(@project, :sectors) %>
  
          <p id="0">Select more sectors</p>
          <div class="wrapper">
            <ul class="options scroll_pane">
            <% Sector.get_select_values.collect do |sector| %>
              <li><a id="<%= sector.id %>"><%= sector.name %></a></li>
            <% end %>
              <li class="last"></li>
            </ul>
          </div>
        </span>
        <a class="add_sector museo_sans shadow_green">add sector</a>
      </div>
    </div>
  
    <label>GEOGRAPHIC LOCATION  <strong>*</strong></label>
    <ul class="ubications">
      <% @project.regions.select(Region.custom_fields).each do |region| %>
      <li><p><%= region.name %>, <%= region.country.name %></p><a class="close"></a></li>
      <% end %>
    </ul>
    <div class="location_options empty">
      <p class="msg">Add / edit the different locations of the project</p>
      <a class="add_location museo_sans shadow_green" id="add_location_map">add location</a>
    </div>
  
    <div class="field">
      <ul class="dates">
  