var blist=['你要屏蔽','的ID'];
var block_style='color:red; font-weight:bold; font-size:150%;';
bs = document.getElementsByTagName('b');
for (i=0; i<bs.length; i++)
{
s = bs[i].innerHTML.toUpperCase();
for (j=0; j<blist.length; j++)
{
if (blist[j].toUpperCase() == s)
{
bs[i].setAttribute('style', block_style);
}
}
}