anchor.diff:                            ,{doc_id,DocId}
                             ,{field_name, FieldName}
                             ,{options,Options}
  -                          ,{prefix,RawPrefix}
  -                          ,{postfix,RawPostfix}
  +                          ,{prefix,Prefix}
  +                          ,{postfix,Postfix}
                             ,{account_id,AccountId}
                             ]
          },_,_}, Context)
       ->
  -?PRINT(RawPrefix),
  -    Prefix = case RawPrefix of
  -        'undefined' -> "";
  -        Pre -> Pre
  -    end,
  -    Postfix = case RawPostfix of
  -        'undefined' -> "";
  -        Post -> Post
  -    end,
       case Type of
           <<"account">> ->
               _ = kazoo_util:kz_set_acc_doc(FieldName, z_convert:to_binary(z_context:get_q("input_value", Context)), AccountId, Context),
  -      %      z_render:update(Prefix++FieldName
  -            z_render:update(<<Prefix/binary,(?TO_BIN(FieldName))/binary>>
  +            z_render:update(<<(?TO_BIN(Prefix))/binary,(?TO_BIN(FieldName))/binary>>
                              ,z_template:render("_show_field_select.tpl"
                                                ,[{type,Type}
                                                 ,{doc_id,DocId}
  
positive.code:                           ,{doc_id,DocId}
                            ,{field_name, FieldName}
                            ,{options,Options}
                            ,{prefix,RawPrefix}
                            ,{postfix,RawPostfix}
                            ,{account_id,'undefined'}
                            ]
         },_,_}, Context)
  
negative.code:                               ,{doc_id,DocId}
                                ,{field_name, FieldName}
                                ,{options,Options}
                                ,{prefix,Prefix}
                                ,{postfix,Postfix}
                                ,{account_id,z_context:get_session('kazoo_account_id', Context)}
                                ]
             },<<>>,<<>>}, Context);
  