849.04  Permitting minors and persons under guardianship to gamble.--Whoever being the proprietor, owner or keeper of any E. O., keno or pool table, or billiard table, wheel of fortune, or other game of chance, kept for the purpose of betting, willfully and knowingly allows any minor or any person who is mentally incompetent or under guardianship to play at such game or to bet on such game of chance or whoever aids or abets or otherwise encourages such playing or betting of any money or other valuable thing upon the result of such game of chance by any minor or any person who is mentally incompetent or under guardianship shall be guilty of a felony of the third degree, punishable as provided in s. 775.082, s. 775.083, or s. 775.084. For the purpose of this section, a "mentally incompetent person" is one who because of mental illness, mental retardation, senility, excessive use of drugs or alcohol, or other mental incapacity is incapable of either managing his or her property or caring for himself or herself or both.