var square_sans_pro_thin = { src: '/swf/pf-square-sans-pro-thin.swf' };

sIFR.useStyleCheck = true;
sIFR.activate(square_sans_pro_thin);

sIFR.replace(square_sans_pro_thin, {
   selector: 'h1',
   wmode: 'transparent',
   css: '.sIFR-root { color: #333333; }'
});