var helvetica={src: 'helvetica.swf'};
var museo={src: 'museo.swf'};

sIFR.activate(helvetica, museo);

sIFR.replace(helvetica, {selector: 'h1', css:'.sIFR-root{color:#585858;} em{font-style:normal; color:#a8a8a8;}', wmode: 'transparent'});
sIFR.replace(museo, {selector: 'h2', css:'.sIFR-root{color:#24b9ff;}', wmode: 'transparent'});