if (here().input:len() < here().maxlen) then

            here().input = here().input .. "0";

        end;

    end;

};

        if (here().input:len() > 0) then

            here().input = here().input:sub(1, here().input:len() - 1);

        end;

    end;

};

    dsc = "{Отмена}";

    act = function(s)

        back();

    end;

};

        if (here().input) then

            here():check(here().input);

        end;

    end;

};