okay so this works too, if you haven't got it yet
// ==UserScript==
// @name LT Removal
// @namespace
// @version 0.3
// @description something useful
// @include http://forum.blockland.us/*
// @copyright 2012+, Kingdaro
// ==/UserScript==
// var postForm = document.getElementById('quickModForm');
var posts = document.getElementsByTagName('td');
var n = ['action=profile;u=36235'];
var i;
for (i=0;i<=posts.length;i++){
var v = posts[i];
var str = v.innerHTML;
if (str.search(n)>-1){
if (v.className=='windowbg' || v.className=='windowbg2'){
posts[i].innerHTML = '<div style=" \
text-align:center; \
">-snip-</div>';
}
}
}