<% for user in @group.non_members %>
• <%= user.nick %> (<%=h user.first_name + ' ' + user.last_name %>) | <%= link_to_remote 'hinzufügen', :url => { :controller => '/memberships', :action => 'add_member', :id => @group, :user_id => user }, :before => "Element.show('loader')", :success => "Element.hide('loader')" %>
<% end %>