Mysterio619: The rules do not say anything specific about this situation, so the rules of Czech Checkers will apply analogously. Since the rules of Czech Checkers do not allow an umpromoted piece to continue jumping after promotion, the situation in your game has to be considered a bug.
(hide) If you are waiting for your turn, click on "change" next to the "refresh" on the main page, then set refresh the page to 30 seconds to get your turn to move displayed faster. (Servant) (show all tips)