(1) If in circuit court either party files a written demand for a jury trial within 20 days after the court appearance date and immediately pays the fee prescribed in s. 814.61 (4), the court shall place the case on the jury calendar. The number of jurors shall be determined under s. 756.06 (2) (b). If no party demands a trial by jury, the right to trial by jury is permanently waived.
(3) If there is a demand for a trial by jury, the provisions of s. 345.43 (3)
(a) and (b) are applicable.