anchor.diff:          </div>
           
           <%= form_tag(url_for( :controller => :browse, :action => :set_permissions), :id => "group_permission_form") do %>
  -          <%= hidden_field_tag 'id', @model.id %>
  -          <% model_visibility_letter = @model.visibility.short_form %>
  -          <% model_changeability_letter = @model.changeability.short_form %>
  -          <% model_group_id = @model.group ? @model.group.id : 0 %>
  -          <% if @model.people.include?(@person) %>
  -            <% if @person and !@person.groups.empty? %>
  -              <% @options_for_select = [['No group', nil]] %>
  -              <% @person.groups.each {|g| @options_for_select << [g.name, g.id] } %>                
  -              Model group <%= raw select_tag("group_id", options_for_select(@options_for_select, (@model.group ? @model.group.id : 0)), :id => "group_select") %>
  -              | 
  -            <% end %>
  -            Visible to 
  -            <select name="read_permission" id="read_permission_select">
  -              <option value="a" <% if model_visibility_letter ==  'a'%>selected="selected"<% end %>>everyone</option>
  -              <% if @person and !@person.groups.empty? %>
  -                <option value="g" <% if model_visibility_letter ==  'g'%>selected="selected"<% end %>>group members only</option>
  -              <% end %>
  -              <option value="u" <% if model_visibility_letter ==  'u'%>selected="selected"<% end %>>you only</option>
  -            </select>
  -             | Changeable by
  -            <select name="write_permission" id="write_permission_select">
  -              <option value="a" <% if model_changeability_letter ==  'a'%>selected="selected"<% end %>>everyone</option>
  -              <% if @person and !@person.groups.empty? %>
  -              <option value="g" <% if model_changeability_letter ==  'g'%>selected="selected"<% end %>>group members only</option>
  -              <% end %>
  -              <option value="u" <% if model_changeability_letter ==  'u'%>selected="selected"<% end %>>you only</option>
  -            </select>
  -          <% else %>
  -            <%if model_group_id != 0 %>
  -              <%= raw model_group(@model) %> | 
  -            <% end %>
  -              <%= raw model_visibility(@model) %> | <%= raw model_changeability(@model) %>
  -          <% end %>
  -        <% end %>
  -        
  +        <%= hidden_field_tag 'id', @model.id %>
  +        <% model_visibility_letter = @model.visibility.short_form %>
  +        <% model_changeability_letter = @model.changeability.short_form %>
  +        <% model_group_id = @model.group ? @model.group.id : 0 %>
  +        <% if @model.people.include?(@person) %>
  +        <% if @person and !@person.groups.empty? %>
  +        <% @options_for_select = [['No group', nil]] %>
  +        <% @person.groups.each {|g| @options_for_select << [g.name, g.id] } %>                
  +							   Model group <%= raw select_tag("group_id", options_for_select(@options_for_select, (@model.group ? @model.group.id : 0)), :id => "group_select") %>
  +           | 
  +           <% end %>
  +           Visible to 
  +           <select name="read_permission" id="read_permission_select">
  +             <option value="a" <% if model_visibility_letter ==  'a'%>selected="selected"<% end %>>everyone</option>
  +             <% if @person and !@person.groups.empty? %>
  +             <option value="g" <% if model_visibility_letter ==  'g'%>selected="selected"<% end %>>group members only</option>
  +             <% end %>
  +             <option value="u" <% if model_visibility_letter ==  'u'%>selected="selected"<% end %>>you only</option>
  +           </select>
  +           | Changeable by
  +           <select name="write_permission" id="write_permission_select">
  +             <option value="a" <% if model_changeability_letter ==  'a'%>selected="selected"<% end %>>everyone</option>
  +             <% if @person and !@person.groups.empty? %>
  +             <option value="g" <% if model_changeability_letter ==  'g'%>selected="selected"<% end %>>group members only</option>
  +             <% end %>
  +             <option value="u" <% if model_changeability_letter ==  'u'%>selected="selected"<% end %>>you only</option>
  +           </select>
  +           <% else %>
  +           <%if model_group_id != 0 %>
  +           <%= raw model_group(@model) %> | 
  +           <% end %>
  +           <%= raw model_visibility(@model) %> | <%= raw model_changeability(@model) %>
  +           <% end %>
  +           <% end %>
  +           
         </div>
         
         <div class="social_container">
           <!-- AddThis Button BEGIN -->
           <div class="addthis_toolbox addthis_floating_style addthis_32x32_style">
  -        <a class="addthis_button_preferred_1"></a>
  -        <a class="addthis_button_preferred_2"></a>
  -        <a class="addthis_button_preferred_3"></a>
  -        <a class="addthis_button_preferred_4"></a>
  -        <a class="addthis_button_compact"></a>
  +          <a class="addthis_button_preferred_1"></a>
  +          <a class="addthis_button_preferred_2"></a>
  +          <a class="addthis_button_preferred_3"></a>
  +          <a class="addthis_button_preferred_4"></a>
  +          <a class="addthis_button_compact"></a>
           </div>
           <script type="text/javascript" src="//s7.addthis.com/js/300/addthis_widget.js#pubid=xa-5167809d4418e244"></script>
           <!-- AddThis Button END -->
  
positive.code: <div class="model_info">
    <div class="model_info_top">
      <% if @model.previews.nil? or @model.previews.empty? %>
        <div class="no_preview_image">No preview image</div>
      <% else %>
          <%= model_image(@model)%>
      <% end %>
      <div class="info_social_container">
        <div class="info_container">
  
negative.code:           <h3>
              <span id="collaborator_count"><%= pluralize(@model.collaborations.size, 'collaborator') %></span>
              <% if @model.people.include?(@person) %>
              <span class="smaller" id="add-collaborator"><a href="#">Add a collaborator</a></span>
              <% end %>
            </h3>
            
            <%= render :partial => "/collaborations/collaborator_list" %>
            
            <%= form_for(:add_collaborator, :url => {:controller => :collaborations, :action => :create}, :html => {:class => 'popup_form'}) do |form| -%>
            <div class="left-right"><div class="left"><h1>Add Collaborator</h1></div><div class="right"><h2><a href="#" class="close_form">Close</a></h2></div></div>
            <input type="hidden" name="node_id" value="<%= @model.id %>" />
            <p>
              <input type="text" class="complete" placeholder="Collaborator name" name="person_name" size="45" />
              <select name="collaborator_type_id">
                <% CollaboratorType.all.each do |type| %>
                <option value="<%= type.id %>"><%= type.name %></option>
                <% end %>
              </select>
            </p>              
            <p>
              <button id="save_collaborators">Save new collaborator</button>
            </p>
            <% end -%>
          </div>
          
          <div class="tag_cloud_container">
            <h3>Tags
              <% if @person %>
              <span class="smaller">Please <a href="#" id="open_add_tag_form">add tags</a> that describe this model</span>
              <% end %>
            </h3>
            <%= render :partial => "tags/tag_cloud", :locals => {:model => @model} %>
            <%= form_for(:new_tag, :url => {:controller => :tags, :action => :create}, :html => {:class => 'add_tag_form popup_form'}) do |form| -%>
            <div class="left-right"><div class="left"><h1>Add New Tag</h1></div><div class="right"><h2><a href="#" id="close_add_tag_form">Close</a></h2></div></div>
            <%= hidden_field_tag :node_id, @model.id -%>
            <p><%= text_field_tag 'new_tag[]', "", {:class => 'complete', :placeholder => "Tag name", :size => 45} %></p>
            <p><%= text_field_tag 'new_comment[]', "", {:placeholder => "(Optional) Why tag is relevant to this model", :size => 45} %></p>
            <p><button id="add_tag">Tag this model</button></p>
            <% end -%>
          </div>
          
          <div class="family_info">
            <% if !@model.projects.empty? %>
            Part of project '<%= project_link(@model.projects.first) %>'
            <% end %>
            
            <% if @model.parent %>
            Child of model <%= model_link(@model.parent) %>
            <% end %>
  