DEFINE_STRING_CB(multimedia_link, sub_obje_form_start, form)
DEFINE_STRING_CB(multimedia_link, sub_obje_titl_start, title)
DEFINE_STRING_CB(multimedia_link, sub_obje_file_start, file)
DEFINE_STRING_CB(multimedia_link, sub_obje_form_start, form)
DEFINE_STRING_CB(multimedia_link, sub_obje_titl_start, title)
DEFINE_STRING_CB(multimedia_link, sub_obje_file_start, file)