function sifrReplace()
{

  // replace h1 with sifr
  sIFR.replace(fette_enschrift, {
    selector: 'h1',
    wmode: 'transparent',
    css: [
      '.sIFR-root { font-size: 32px; color: #282828; }'
    ]
  });

  // replace h2 with sifr
  sIFR.replace(fette_enschrift, {
    selector: 'h2',
    wmode: 'transparent',
    css: [
      '.sIFR-root { font-size: 22px; color: #101010; }'
    ]
  });

  // replace h3 with sifr
  sIFR.replace(fette_enschrift, {
    selector: 'h3',
    wmode: 'transparent',
    css: [
      '.sIFR-root { font-size: 18px; color: #101010; }'
    ]
  });

}