A SAN FRANCISCO MAN PLEADED NO CONTEST ON MONDAY, TO CHARGES THAT HE KIDNAPPED HIS TWO CHILDREN . 43-YEAR-OLD CHRISTOPHER MAFFEI IS ACCUSED OF TAKING HIS KIDS FROM THEIR HOME, AND THEN TAKING THEM ABOARD A STOLEN YACHT FOR THREE DAYS. MAFFEI FACES UP TO 4 YEARS AND 4 MONTHS IN COUNTY JAIL WHEN HE IS SENTENCED JUNE 7th. THE MOTHER OF THE CHILDREN WAS IN COURT FILING CUSTODY PAPERS TO KEEP HER CHILDREN WHEN THE ABDUCTION OCCURRED.