anchor.diff:            <%= image_tag @group.main_photo, :class => "profile-image photo",
                                           :alt => h(@group.name) %>
               <ul class="tools">
  -            <%- if @membership.person.org %>
  +            <%- if @membership.try(:person).try(:org) %>
                 <li><span class="label"><%= t('groups.show.contact') %></span>: <%= @membership.person.name %></li>
               <%- end %>
               <%- if @group.adhoc_currency? %>
  -            <li>
  -              <%= link_to t('home.index.community_exchanges_graph'), graphs_group_path(@group), :class => "show-follow" %>
  -            </li>
  -              <%- unless @membership.nil? %>
  -                <%- unless @membership.account.credit_limit.nil? %>
  +              <li>
  +                <%= link_to t('home.index.community_exchanges_graph'), graphs_group_path(@group), :class => "show-follow" %>
  +              </li>
  +              <%- if @membership %>
  +                <%- if @membership.account.credit_limit %>
                     <li><%= t('groups.show.your_credit_limit') %> <%= @membership.account.credit_limit %> <%= @group.unit %></li>
                   <%- end -%>
                 <%- else -%>
  -                <%- unless @group.default_credit_limit.nil? %>
  +                <%- if @group.default_credit_limit %>
                     <li><%= t('groups.show.default_credit_limit') %> <%= @group.default_credit_limit %> <%= @group.unit %></li>
                   <%- end -%>
                 <%- end -%>
               <%- end -%>
  -            <%- unless @membership.nil? %>
  -              <% unless @group.asset.nil? %>
  +            <%- if @membership %>
  +              <% if @group.asset %>
                 <li>
                   <%= link_to t('groups.show.your_activity'), transacts_path(@group.asset), :target => '_blank' %>
                 </li>
  
positive.code:             <%- end -%>
              <%- if Membership.pending?(current_person, @group) -%>
                <li>
                  <%= t('groups.show.you_have_requested_to_be_a_member_of') %> <strong><%= h @group.name%></strong>
                </li>
              <%- end -%>
              <%- if group_owner?(current_person,@group) -%>
  
negative.code:               <li>
                  <%= t('groups.show.mode') %> <%= @group.get_groups_modes[@group.mode][0] %>
                </li>
                <% if @group.asset %>
                <li>
                  <%= t('groups.show.asset_name') %> <%= link_to @group.asset, transacts_path(@group.asset), :target => '_blank' %>
                </li>
  