[divinus]

cb.addItem({data:1, label:"первый кадр"});
cb.addItem({data:2, label:"второй кадр"});
cb.addItem({data:3, label:"третий кадр"});

var cbListener:Object = new Object();
cbListener.change = function(evt_obj:Object) {
	_root.someClip.gotoAndStop(evt_obj.target.selectedItem.data);
};
cb.addEventListener("change",cbListener);