Userscripts.org

// ==UserScript==
// @name           GaiaOnline Fix Comments
// @namespace      http://userscripts.org/users/23652
// @description    Fixes html code in comments
// @include        http://www.gaiaonline.com/*
// @copyright      JoeSimmons
// ==/UserScript==

var i, comments, c, reg;

reg = /\&(gt|lt);/g;
comments = document.evaluate("//div[@class='postcontent']", document, null, 6, null);

for(i=comments.snapshotLength-1; i>=0; i--) {
c = comments.snapshotItem(i);
if(reg.test(c.innerHTML)) {
c.innerHTML = c.innerHTML.replace(reg, function(e){return e=="&gt;"?">":"<";});
}
}