U.Helper

(function() {
var td = document.getElementsByTagName('td'), text = ['Текст 1','Текст 2'];
for (var i = 0; i < td.length; i++) {
if (td[i].className == 'forumThreadTd') {
td[i].innerHTML = text[0];
} else if (td[i].className == 'forumPostTd') {
td[i].innerHTML = text[1];
break;
}
}
})();

(function() {
var td = document.getElementsByTagName('td'), text = ['Текст 1','Текст 2','Информер'];
for (var i = 0; i < td.length; i++) {
if (td[i].className == 'forumThreadTd') {
td[i].innerHTML = text[0];
} else if (td[i].className == 'forumPostTd') {
td[i].innerHTML = text[1];
} else if (td[i].className == 'forumLastPostTd') {
td[i].innerHTML = text[2];
break;
}
}
})();

<script>$(document).ready(function(){$('.uSpoilerButton').each(function(){this.onclick=function(){$(this).parent().parent().find('.uSpoilerT  ext').toggle()};this.value=this.value.substring(4,this.value.length)});});</script>