var pad = '';

var hs = document.getElementsByTagName('h1');
for (i=0; i<hs.length; i++) {
  pad = (hs[i].style.padding!='' ? ' style="padding:'+hs[i].style.padding+'"' : '');
  hs[i].innerHTML += '<span'+pad+'>'+hs[i].innerHTML+'</span>';
}

var hs2 = document.getElementsByTagName('h2');
for (i=0; i<hs2.length; i++) if (hs2[i].className=='intro' || hs2[i].className=='intro2') {
  hs2[i].innerHTML += '<span>'+hs2[i].innerHTML+'</span>';
}