Armagh html syntax errors

On pageLinkProblemDetected
http://www.genuki.org.uk/big/irl/ARM/Armagh/index.html1 html syntax errors
line (144:7) Warning: missing <li>
6 Feb 2015
http://www.genuki.org.uk/big/irl/ARM/Ballybot/index.html1 html syntax errors
line (250:5) Warning: <a> anchor "History" already defined
6 Feb 2015
http://www.genuki.org.uk/big/irl/ARM/Charlemont/index.html1 html syntax errors
line (439:5) Warning: <a> anchor "Business" already defined
6 Feb 2015
http://www.genuki.org.uk/big/irl/ARM/Eglish/index.html1 html syntax errors
line (389:5) Warning: <a> anchor "Description" already defined
6 Feb 2015
http://www.genuki.org.uk/big/irl/ARM/Killyman/index.html1 html syntax errors
line (176:5) Warning: <a> anchor "Census" already defined
6 Feb 2015
http://www.genuki.org.uk/big/irl/ARM/Shankill/index.html5 html syntax errors
line (527:11) Warning: <a> proprietary attribute "hrefhttp:"
 line (527:11) Warning: <a> proprietary attribute "www.craigavonmuseum.com"
 line (527:11) Warning: <a> proprietary attribute "research"
 line (527:11) Warning: <a> proprietary attribute "quakerdb"
 line (527:11) Warning: <a> proprietary attribute "history.shtml"
6 Feb 2015

6 problems found.