Antrim html syntax errors

On pageLinkProblemDetected
http://www.genuki.org.uk/big/irl/ANT/Belfast/index.html1 html syntax errors
line (22:27) Warning: discarding unexpected </a>
13 Jul 2014
http://www.genuki.org.uk/big/irl/ANT/index.html13 html syntax errors
line (261:72) Warning: unescaped & or unknown entity "&number"
 line (261:81) Warning: unescaped & or unknown entity "&DaysPrune"
 line (280:1) Warning: missing <li>
 line (280:125) Warning: unescaped & or unknown entity "&Category_key"
 line (280:142) Warning: unescaped & or unknown entity "&Page_Key"
 line (298:95) Warning: unescaped & or unknown entity "&CityCounty"
 line (317:1) Warning: missing <li>
 line (332:18) Warning: inserting implicit <p>
 line (10:4) Warning: <a> anchor "top" already defined
 line (17:59) Warning: <img> lacks "alt" attribute
 line (21:64) Warning: <img> lacks "alt" attribute
 line (25:23) Warning: <img> lacks "alt" attribute
 line (30:25) Warning: <img> lacks "alt" attribute
13 Jul 2014
http://www.genuki.org.uk/big/irl/ANT/Islmagee/index.html4 html syntax errors
line (22:4) Warning: <li> isnt allowed in <body> elements
 line (22:4) Warning: inserting implicit <ul>
 line (22:4) Warning: missing </ul> before <p>
 line (23:9) Warning: discarding unexpected </li>
13 Jul 2014
http://www.genuki.org.uk/big/irl/ANT/Larne/index.html1 html syntax errors
line (10:1) Warning: <a> anchor "top" already defined
13 Jul 2014
http://www.genuki.org.uk/big/irl/ANT/Map.html4 html syntax errors
line (34:57) Warning: inserting implicit <p>
 line (16:79) Warning: <img> lacks "alt" attribute
 line (23:68) Warning: <img> lacks "alt" attribute
 line (31:12) Warning: <img> lacks "alt" attribute
13 Jul 2014
http://www.genuki.org.uk/big/irl/ANT/ordnance.html4 html syntax errors
line (8:254) Warning: missing </a> before <a>
 line (9:111) Warning: discarding unexpected </a>
 line (8:196) Warning: <img> lacks "alt" attribute
 line (9:54) Warning: <img> lacks "alt" attribute
13 Jul 2014
http://www.genuki.org.uk/big/irl/ANT/switch.html2 html syntax errors
line (21:54) Warning: inserting implicit <p>
 line (33:54) Warning: inserting implicit <p>
13 Jul 2014

7 problems found.