gistfile1.rb

           <% form_for info, :html => { :class => 'form-horizontal' } do |f| %>

                <div class='control-group<%= " error" if info.errors.has_key?(:lawfirm) %>'>
                  <label class='control-label'>Firm</label>
                  <div class='controls'>
                    <%= f.collection_select :lawfirm_id, Lawfirm.all, :id, :name  %>
                    <% if info.errors.has_key?(:lawfirm) %>
                        <span class='help-inline'>Lawfirm <%= info.errors.get(:lawfirm).first %></span>
                    <% end %>
                  </div>
                </div>

                <div class='control-group<%= " error" if info.errors.has_key?(:lawyer) %>'>
                    <label class='control-label'>Lawyer</label>
                    <div class='controls'>
                      <%= f.collection_select :lawyer_id, User.all, :id, :fullname %>
                      <% if info.errors.has_key?(:lawyer) %>
                          <span class='help-inline'>Lawyer <%= info.errors.get(:lawyer).first %></span>
                      <% end %>
                    </div>
                </div>

                <div class='control-group<%= " error" if info.errors.has_key?(:for) %>'>
                    <label class='control-label'>For</label>
                    <div class='controls'>
                      <%= f.enum_select :for %>
                      <% if info.errors.has_key?(:for) %>
                          <span class='help-inline'>For <%= info.errors.get(:for).first %></span>
                      <% end %>
                    </div>
                </div>
            <% end %>