Provided, that nothing in this section shall prohibit participation in any nationally advertised contest, drawing, game or puzzle of skill or chance for a prize or prizes unless it can be construed as a lottery under this section; and, provided further, that this exemption for national contests shall not apply to any such contest based upon the outcome or results of any horserace, harness race, dograce, or jai alai game.
Fla. Stat. § 849.09