function shopping_cart_submit(shopping_cart_items_id,
                                      shopping_cart_mode) {
  var frm_shopping_cart =
    document.forms["shopping_cart_"
            + shopping_cart_items_id];

  var fld_shopping_cart_mode =
    frm_shopping_cart.shopping_cart_mode;

  fld_shopping_cart_mode
    .value = shopping_cart_mode;

  frm_shopping_cart.submit();
}