That link works for me, but it is a nuisance, since it applies, only, to the specific site.
I can, easily, do away with that protection in Seamonkey, should I want to, by unchecking the box in Preferences|Mail and Newsgroups|Message Displays|Block all images etc.,for all sites.
UserAgent: Mozilla/5.0 (Windows NT 5.1; rv:14.0) Gecko/20120715 Firefox/14.0.1 SeaMonkey/2.11
A minority may be right, and a majority is always wrong
~ Henrik Ibsen
WinXP, SP3, 512 MB, SM2.17.1, FF21, TB17.O.5, IE8.0, Google Chrome 27, Ghostwall , Avast 8.0.1, JRE1.7_21.