I can't post links yet, heh, or I would. But click Tools at the top of the forum, then Sticky: All The Scripts You Need to Get Started!, and I think the one you're looking for is the last one in the first post.
http://mturkforum.com/showthread.php?4501-All-The-Scripts-You-Need-to-Get-Started! I just searched "scripts".
https://userscripts.org/scripts/show/130470 is that what you are looking for? oops, looks like you got it.
Does anyone else feel dirty re-writing spam to get past google filters? I suppose I could just not do them but money.