[suVrik]

pol1_btn.onRelease = function() {
	gotoAndStop(1);
	my_cb.selectedIndex = 1;
};
pol2_btn.onRelease = function() {
	gotoAndStop(2);
	my_cb.selectedIndex = 2;
};
pol3_btn.onRelease = function() {
	gotoAndStop(3);
	my_cb.selectedIndex = 3;
};

И так далее.