minor fix

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22864 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix comments

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22865 35612d4c-9d10-0410-837c-bf9dd1be60d7
fix W3C

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22866 35612d4c-9d10-0410-837c-bf9dd1be60d7