function set_skoda_style(className){
var cn = className || 'skoda_style';
var aaaa = document.getElementsByClassName(cn);
var re=/skoda\s?/i;
for (var i = 0; i < aaaa.length; i++) {
aaaa[i].innerHTML = aaaa[i].innerHTML.replace(re, '<b>&#352;koda </b>');
}
return true;
}