A javascript blacklist curated originally by http://pxlnv.com/miscellanea/javascript-blacklist/

blacklist.js

tynt.com, 
intellitxt.com, 
snap.com, 
kontera.com, 
AdGardener.com, 
apture.com, 
wibiya.com, 
doubleclick.net, 
getconnected.southwestwi-fi.com, 
d1.openx.org, 
meebo.com, 
addthis.com, 
serving-sys.com, 
po.st, 
cdn.taboolasyndication.com, 
exitjunction.com, 
ads.shorttail.net, 
ads.pointroll.com, 
pointroll.com, 
s.ppjol.net, 
jetpackdigital.com, 
chartbeat.com, 
quantserve.com, 
scorecardresearch.com, 
imrworldwide.com,
sharethis.com,
grvcdn.com,
bop.fm,
moovmanage.com,
po.st,
adnxs.com,
doubleverify.com,
pubmatic.com,
parsely.com,
chartbeat.net,
olark.com