Oh .. might be an idea to reinstall Java, again use the offline installer, use MS Windows Clean Up after uninstalling it to clean registry up. Also do steps 5 & 6 here
http://www.gnutellaforums.com/window...ng-should.html .. these two steps including Java reinstall usually help overcome the html error loading message. In fact, try steps 1-6 (excluding step 4). Oh & excluding step 2 which would only apply if you had been using LW for some years. Remember for VISTA the preferences are found in slightly different location:
http://www.gnutellaforums.com/genera...der-vista.html