var boton = {
  src: '/flash/boton.swf'
};

sIFR.activate(boton);

sIFR.replace(boton, {
  selector: 'h2',
  wmode : 'transparent',
  css : [
		 	'.sIFR-root { color: #000000; font-size:20px; font-weight:normal; }'
		]
});