anchor.diff:              set(Key, Value, Context),
               Value;
           N ->
  -            R = N+Value, 
  +            R = N+Value,
               set(Key, R, Context),
               R
       end.
  
positive.code:     Script = [
              <<"\n\n<script type='text/javascript'>\n$(function() {\n">>,
                  z_script:get_page_startup_script(Context),
                  z_script:get_script(Context), 
                  <<"z_init_postback_forms();\nz_default_form_postback = \"">>, DefaultFormPostback, $", $;,
              <<"\n});\n</script>\n">>
             ],
  
negative.code: %% Licensed under the Apache License, Version 2.0 (the "License");
  %% you may not use this file except in compliance with the License.
  %% You may obtain a copy of the License at
  %%
  %%     http://www.apache.org/licenses/LICENSE-2.0
  %%
  %% Unless required by applicable law or agreed to in writing, software
  %% distributed under the License is distributed on an "AS IS" BASIS,
  %% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  