Actually the list can be quite extensive. I came across this problem about 2 years ago when i had put some images in a folder called banners. they were't banners as you would think of them but banners that were images used as titles. Fully functional without the image itself but norton stripped the entire code out and never even showed that it was missing.
If there was one time in my life that I considered seeingan attorney that was it. I can see blocking malicious code, hot linked images etc but I don't think they should be able to block legitimate content whether it's an ad or im my case legitimate content. They should at least have a placeholder that it was removed... anyhow end of the rant.
As of March 2004 this is the list for things norton would block, either in the URL or image size. It probably has changed since then. It's really useless because anyone serving ads would know about this and could just use an odd size or odd named directory....:
ads.go2net.com
.atdmt.com
&ad=
&merchant_
125x125
160x600
180x150
234x60
240x400
250x250
300x250
336x280
468x60
88x31
120x90
120x60
120x240
.tribalfusion.com
?banner=
ar.atwola.com
.ad.
.ads/
.ads.
.net-on.com
.webconnect.net
1-2-free.com
199.172.144.25/2
/199.78.52.
%23CLink
%2Fads%2E
%3Fad%2E
a32.g.a.yimg.com/7
?acb=acb
/accipiter/adserver
actionsplash.com/
&ad_
/ad-
/ad/
_ad.
/ad.
?ad.
?ad.cgi
-ad.cgi
ad.doubleclick.net/
/ad.html
?ad=
adbanner
adbot.
/adbot.
adbot.com
adbucks.com/
adcenter.in2.com
AdClick
/adclient.
/adcontent.
/ad_control
/adcouncil/
adcount.hollywood.com
/addhit.cfm
ad-flow.com
/adforce/
/adgifs/
/adgraph/
AdID=
AI=
/ad_image
/adimage
/adimg/
/adinfo
/adjuggler
?adlink
adlink.de/
adlink.htm
adlink.preferences.com
/adlog.
/adman.
adman.medius.net
admaximize.com/
/adnet/
/adnet.
adoptimizer
/adpics/
/adpopup
/adproof/
adredir.asp
/adredirect
_ads/
-ads/
/ads-
/ads/
/ads.
ads.adsmart.net
ads.clickagents.com
ads.imagine-inc.com
ads.imdb.com
ads.infospace.com
ads.lycosasia.com.sg/RealMedia/ads/
ads.narrowline.com
ads.realmedia.com
ads.softbank.net
ads.usatoday.com
ads.washingtonpost.com
ads.web21.com
/adsales
/adsamples/
?adserv
/adserv
/adserve
/adserver/
adserver.
adserver.
/Ads/Media/
/adspace
/adsrc
/AdsRotator.asp
/AdSwap.dll
ads0
ads1
ads2
ads3
ads4
ads5
ads6
ads7
ads8
ads9
/ad_track/
ad-up.com
/adv/
?adv=
/advert/
/advertentie
/advertise/
advertisements
/advertiser/
/advertisers/
/advertising/
advertising.com
/adverts/
/adview.
adware.hu
/AdWindowRotator.asp/
affiliatetarget.com/
ajrotator
alladvantage.com/go.asp?refid=
allclicks.com/
allpolitics.com/ads/
allpolitics.com/ads/
andovernews.com/banner
andovernews.com/pagecount.gif
angelfire.com/sys/popup
badservant.guj.de
/banner/
/banner.
&banner=
/banner=
bannerad
banner_ad
/bannerads/
/banner-ads/
bannerads.
bannerbrokers.com/
bannerexchange.com
/bannergifs/
/bannerimages/
/banner_images/
bannerland.de/
bannermall.com/
bannerpool.com/
bannerpower.com
/banners/
bannerspace.com/
bannerswap.com
bfast.com/booklink
BF_Home_AD
/by.banclk?
cash.com/
cash4banner.com
cash4banner.de
/cgi/banner
/cgi/banner.cgi
/cgi-bin/accipiter
/cgi-bin/ad/
/cgi-bin/ad.cgi
/cgi-bin/ad_center/
/cgi-bin/adjuggler
/cgi-bin/ads/
/cgi-bin/ads.cgi
/cgi-bin/ads.new
/cgi-bin/ads.pl
/cgi-bin/adserver.cgi
/cgi-bin/click.cgi
/cgi-bin/clickthru
/cgi-bin/clink?
/cgi-bin/pageview/pvcount
/cgi-bin/splitinfinity.cgi
/cgi-bin/top.cgi
/cgi-bin/topvlog.cgi
click.linksynergy
click1.wisewire.com
click100.genesis.com
click2.wisewire.com
click2net.com
click2paid.com
clickagents.com/cgibin/
clickbroker.com
clickbrokers.com
clickfinders.com/
clickhouse.com
clickit.go2net.com
/clickover.
clicks.equantum.com
clickslink.com/
clickthrough.ca/
clicktrade.com/
#CLink
clk_thru^
commission-junction.com
commonwealth.riddler.com
cornflakes.pathfinder.com
count4all.com
counters.honesty.com
crosswalk.com/click.ng/transactionID=
ctc.com/
/cyberfirst
dimeclicks.com/
dimeperclick.com/
dirtycash.com
discountclick.com
ds.cybereps.com
exchange-it.com/click.go?
fastclick.net/w/click.here
findcommerce.com/tracking
flycast.com
focalink.com
/follow_ad?
/generate_ad.
GeoAD?
/gifs/actionbanners/
globaltrack.com
globaltrak.net
/graphics/advert
hightrafficads.com
hitbox.com
hitexchange.net/
home.keyciti.com/addd2000/ok.shtml
/htmlad/
humanclick.com/
hyperbanner.net/
hypercount.com/
iadnet.com/
/image.ng
images/mainad
imgis.com
impartner.de/cgi-bin/
infoback.net
infoseek.com/redirect
java.yahoo.com/a/1-/flash
java.yahoo.com/a/1-/java
java.yahoo.com/a/a-/flash
java.yahoo.com/a/a-/java
/jbanner/
justwebads.com/
linkexchange.com
/liveads/
marketing.com
maxcash.cgi?
maximumcash.com/
mediahits.com/click.fcg
mediaserv.247media.com
megacash.de
mirror.qkimg.net
money4exit.de
movielink.com/media/imagelinks/MF.ad
movielink.com/media/imagelinks/MF.sponsor
ms-links.com/cgi-bin/
netads.hotwired.com
netbanner.com/cgi-bin/
/nph-bounce?
/nph-load?
/nph-redir?
nrsite.com
pagecount.com
/pagecount.gif
pathfinder.com/r0/marketing
pathfinder.com/sponsors
pegasoweb.com
pennyweb.com
/place-ads/
postmasterbannernet.com
progcgi/ads
/promos/
/promote/
/promotions/
qksrv.net
/rankem.cgi?action=
rd.yahoo.com/M=2
rd.yahoo.com/M=3
rd.yahoo.com/M=4
rd.yahoo.com/M=5
rd.yahoo.com/M=6
register-it.netscape.com/
/resource/advert/
rightstats.com
rmbclick.com/
/RotateAds/
safe-audit.com
/servfu.pl?
/servlet/AdletCounter
sextracker.com/
showad.asp
/showad.cgi?
smartclicks.com
spezialreporte.de/
spinbox.
/sponsor/
/sponsor.
/sponsors/
/sponsors.
sponsorweb.de/
spylog.com/
submit-it.com/images
telecom-pros.com/images
texchange.com/cgi-bin/
textlinks.com/
/topsites/rankem.cgi
tracker.clicktrade.com
/track/track.dll
tradedoubler.com
ukaffiliates2.com
ukbanners.com/
us.a1.yimg.com/us.yimg.com/a
us.i1.yimg.com/us.yimg.com/a
valueclick.com
valuesponsor.com
/videobanners/
/viewad/
/viewbanner.php3
vk4Voam2y
vwWzJwWLv9m2Cr
websitesponsors.com/
websponsors.com/cgi-bin/
webunion.com/cgi-localbin/click.cgi?
ww3.cybercity.com.tw/adexe/
www.247media.com.tw www.admax.com/ www.admax.com.tw/ www.ads.
www.anonymizer.com/cm/door.cgi? www.asiad.net/ www.banner.com.tw/ www.bannerwomen.com www.clickadhere.com/ www.clickxchange.com/fr.phtml www.cyberone.com.tw www.epaper.com.tw/cgi-bin/adm/ad_red www.halee.com/advert/ www.link4link.com/cgi-bin/ www.marketspace www.modchip.com/clickcgi/click.cgi? www.netvigator.com.tw/popad/ www.nj.com/adverts www.nrsite.com www.search.com/Banners www.warehouse.com/netbuyer/ticker/ www.whispa.com/tracking/ www.wishing.com/webaudit/
yahoo.com/adv/
yahoo.com/CategoryID=0
yimg.com/images/compliance/
zi.r.tv.com
zmedia.com
_banner.
/advertpro