anchor.diff:        <legend><%= t('add_related_product') %></legend>
         <div style="float:left;width:55%;margin-right:5%;">
           <%= label_tag :add_variant_name, t("name_or_sku") %>
  -        <%= text_field_tag :add_variant_name,  '', :class => 'fullwidth variant_autocomplete'  %>
  +        <%= hidden_field_tag :add_variant_name, "", :class => "variant_autocomplete fullwidth" %>
         </div>
         <div style="float:left;width:10%;margin-right:5%;">
           <%= label_tag :add_discount, t("discount_amount") %>
  
positive.code:         });
          return false;
        });
      </script>
    <% end %>
  
  
negative.code:     <script type="text/javascript">
        var expand_variants = false;
  
        $(document).on("click","#add_related_product", function(){
          if($('#add_variant_name').val() == ''){ return false; }
          update_target = jQuery(this).attr("data-update");
  
  