m:illegal-octets-error;error-category-charset;An illegal octet in the input stream.
m:character encoding;format-charset must;Character encoding <code><var>$0</var></code> is not allowed for <abbr>HTML</abbr> document.
s:character encoding;format-charset should;Character encoding <code><var>$0</var></code> should not be used for <abbr>HTML</abbr> document.
w:character encoding;format-charset warning;Use of UTF-8 is encouraged.
unsupported:character encoding;format-charset unsupported;Conformance for character encoding requirements cannot be checked.
m:no character encoding declaration;format-charset error;There is no character encoding declaration.
m:non ascii superset;format-charset error;No character encoding metadata is found in lower‐level protocol nor is there <abbr>BOM</abbr>, while character encoding <code><var>$0</var></code> is not a superset of <abbr>ASCII</abbr>.
w:charset label detected;format-charset warning;While parsing the document as <code><var>$0</var></code>, a character encoding declaration specifying character encoding as <code><var>$1</var></code> is found. The document is reparsed.
after html;parse-error;Tag <code>&lt;<var>$0</var>&gt;</code> is not allowed after the end tag <code>&lt;/html&gt;</code>.
after body;parse-error;Tag <code>&lt;<var>$0</var>&gt;</code> is not allowed after the end tag <code>&lt;/body&gt;</code>.
bare ero;tokenize-error;The <code>&amp;</code> character must be escaped as <code class="html example">&amp;amp;</code>.
bare etago;tokenize-error;A <code>&lt;/</code> string is not followed by a tag name.
bare stago;tokenize-error;A <code>&lt;</code> character is not followed by tag name or by a <code>!</code> character.
bare nero;tokenize-error;The decimal representation of the code position of a character must be specified after <code>&amp;#</code>.
bare hcro;tokenize-error;The hexadecimal representation of the code position of a character must be specified after <code>&amp;#x</code>.
bogus comment;tokenize-error;String <code>&lt;!</code> is not followed by <code>--</code>.
bogus end tag;tokenize-error;String <code>&lt;/</code> is not followed by tag name.
dash in comment;tokenize-error;There is a <code>--</code> sequence in a comment.
duplicate attribute;tokenize-error;There are two attributes with name <code><var>$0</var></code>.
nestc;tokenize-error;Polytheistic slash (<code>/&gt;</code>) cannot be used for this element.
pio;tokenize-error;Processing instruction (<code>&lt;?<var>...</var>&gt;</code>) cannot be used.
after head;parse-error;The <code><var>$0</var></code> element cannot be inserted between <code>head</code> and <code>body</code> elements.
DOCTYPE in the middle;parse-error;A <code>DOCTYPE</code> appears after any element or data character has been seen.
in a:a;parse-error;Anchor cannot be nested.
in body;parse-error;Tag <code>&lt;<var>$0</var>&gt;</code> is not allowed in the <code>body</code> element.
in head:head;parse-error;Start tag <code>&lt;head&gt;</code> is not allowed in the <code>head</code> element.
in table;parse-error;Tag <code>&lt;<var>$0</var>&gt;</code> is not allowed in a <code>table</code> element.
in table:#character;parse-error;Data character is not allowed in <code>table</code>.
missing start tag:tr;parse-error;Start tag of <code>tr</code> element is missing.
no DOCTYPE;parse-error;This document does not start with a <code>DOCTYPE</code>.
not closed;parse-error;Element <code><var>$0</var></code> is not closed.
not first start tag;parse-error;This <code>&lt;html&gt;</code> tag is not the first start tag.
not HTML5;parse-error;This document is written in an old version of HTML.
unmatched end tag;parse-error;Element <code><var>$0</var></code> is not opened.
character not allowed;content-model-error;Data character is not allowed in this context.
child element missing;content-model-error;There must be a <code><var>$0</var></code> element as a child of this element.
child element missing:td|th;content-model-error;There must be a <code>td</code> or <code>th</code> element as a child of this element.
element not allowed;content-model-error;This element is not allowed in this context.
element not allowed:root;content-model-error;This element is not allowed as a root element.
ps element missing;content-model-error;There is no <code><var>$0</var></code> element before this element.
attribute missing;attribute-error;Required attribute <code><var>$0</var></code> is not specified.
attribute not allowed;attribute-error;Attribute <code><var>{local-name}</var></code> is not allowed for <code><var>{element-local-name}</var></code> element.
in HTML:xml:lang;attribute-error;The <code>xml:lang</code> attribute is not allowed in HTML document.
in XML:charset;attribute-error;The <code>charset</code> attribute is not allowed in XML document.
in XML:lang;attribute-error;The <code>lang</code> attribute is not allowed in XML document.
in XML:xmlns;attribute-error;The <code>xmlns</code> attribute in the <code>null</code> namespace is not allowed in XHTML document. The document is non-conforming.
w:charset:not registered;attribute-value-warning warning;Character encoding name <code><var>$0</var></code> is not registered.
w:charset:private;attribute-value-warning warning;<code><var>$0</var></code> is a private character encoding name.
m:charset:syntax error;attribute-value-error;The specified value is syntactically not a character encoding name.
enumerated:invalid;attribute-value-error;This attribute only allow a limited set of values and the specified value <code><var>{@}</var></code> is not one of them.
enumerated:invalid:http-equiv:content-type;attribute-value-error;Character encoding declaration syntax <code class="html bad example">&lt;meta http-equiv="Content-Type" content="text/html; charset=<var>charset-name</var>"&gt;</code> is obsolete.
duplicate ID;attribute-value-error;This identifier has already been assigned to another element.
link type:bad context;attribute-value-error;The link type <code><var>$0</var></code> cannot be specified for this element.
link type:non-conforming;attribute-value-error;The link type <code><var>$0</var></code> is non-conforming.
m:mismatched charset name;attribute-value-error;Character encoding name <code><var>$1</var></code> is different from document character encoding <code><var>$0</var></code>.
reserved browsing context name;attribute-value-error;Browsing context name <code><var>{@}</var></code> is reserved.
s:link type:proposed;attribute-value-warning should;Link type <code><var>$0</var></code> is proposed but not accepted yet; it <em>should not</em> be used until it has been accepted.
table:colspan creates column with no anchored cell;table-model-error;This <code>colspan</code> attribute results in creating a table column that does not contain any cell anchored to it.
table:no cell in last row;table-model-error;The table has no cell (<code>td</code> or <code>th</code>) in the last row.
table:rowspan extends table;table-model-error;This <code>rowspan</code> attribute results in creating a table row that does not contain any cell anchored to it.
s:IMT:obsolete subtype;should;<code><var>{@}</var></code>: An <em>obsolete</em> subtype is used.
s:IMT:private subtype;should;<code><var>{@}</var></code>: A private (<code>x-</code> or <code>x.</code>) subtype is used.
s:IMT:unregistered subtype;should;<code><var>{@}</var></code>: The subtype is not registered to IANA.
m:URI::syntax error;must;The specified value is syntactically not an IRI reference.
s:URI::dot-segment;should;A dot-segment (<code>.</code> or <code>..</code>) occurs in an absolute reference.
s:URI::empty path;should;This IRI does not end with a <code>/</code>.
s:URI::lowercase hexadecimal digit;should;A lowercase hexadecimal digit is used in percent-encoding.
s:URI::percent-encoded unreserved;should;An unreserved character is percent-encoded.
s:URI::uppercase scheme name;should;URI scheme name is in uppercase.
m:not manifest;must;This document is not a cache manifest.
i:status:cr:element;level-i;This element is in the <strong>call for implementation</strong> stage.
i:status:lc:element;level-i;This element is in the <strong>last call for comments</strong> stage.
i:status:wd:element;level-i;This element is documented in a <strong>working draft</strong>.
i:status:non-standard:element;level-i;This element is <strong>not part of any standard</strong> the conformance checker knows.
unsupported:element;unsupported;Conformance checking for element <code><var>{local-name}</var></code> is not supported; <em>it might or might not be conforming</em>.
unsupported:attribute;unsupported;Conformance checking for attribute <code><var>{local-name}</var></code> of element <code><var>{element-local-name}</var></code> is not supported; <em>it might or might not be conforming</em>.
unsupported:link type;unsupported;Link type <code><var>$0</var></code> is not standardized or registered at the time of the release of the conformance checker; <em>it is non-conforming unless it now has been registered</em>.
unsupported:event handler;unsupported;Conformance checking for event handler attribute is not supported; <em>it might or might not be conforming.</em>
unsupported:media query;unsupported;Conformance checking for media query is not supported; <em>it might or might not be conforming.</em>
unsupported:script;unsupported;Conformance checking for script language <code><var>$0</var></code> is not supported; <em>it might or might not be conforming.</em>
unsupported:style;unsupported;Conformance checking for style language <code><var>$0</var></code> is not supported; <em>it might or might not be conforming.</em>
WebHACC:Title;;WebHACC (β)
WebHACC:Heading;; <a href="../cc-interface"><abbr title="Web ハイパーテキスト応用適合性検査器 (β)"><img alt="WebHACC" src="../icons/title"></abbr></a> 
Information;;情報
HTTP Header;;<abbr lang="en" title="Hypertext Transfer Protocol">HTTP</abbr> 頭部
Parse Errors Section;;構文誤り
Parse Errors;;構文誤り
Document Source;;文書のソース
Source;;ソース
Tables Section;;表の構造
Tables;;表
Document Tree;;文書木
Tree;;木
Document;;文書
Document Structure;;文書構造
Structure;;構造
Reformatted Document Source;;再整形した文書のソース
Reformatted;;再整形
Structural Errors;;構造的誤り
Struct. Errors;;構造誤り
manakaiCompatMode:quirks;;奇癖モード
manakaiCompatMode:limited quirks;;限定奇癖モード
manakaiCompatMode:no quirks;;無奇癖モード
manakaiIsHTML:1;;HTML 文書
manakaiIsXML:1;;XML 文書
manakaiCharset;;<code lang="en">charset</code> 引数
inputEncoding;;入力に用いた文字符号化
xmlVersion;;XML <code lang="en">version</code>
xmlEncoding;;XML <code lang="en">encoding</code>
xmlStandalone;;XML <code lang="en">standalone</code>
... with BOM;; (<code class="charname" lang="en"><abbr title="BYTE ORDER MARK">BOM</abbr></code> つき)
Request URL;;要求 URL
Document URL;;文書 URL
Container Node;;この文書を含む節点
Table Element;;表要素
Base URL;;基底 URL
Internet Media Type;;インターネット媒体型
Character Encoding;;文字符号化
Byte Length;;バイト長
Character Length;;文字長
... overridden;; (<i>上書き</i>)
... overridden, official type is #;; (<i>上書き</i>, 公\xE5\xBC\x8F型は <code class="MIME" lang="en"><var>{text}</var></code>)
... sniffed;; (<i>探知結果</i>)
byte;;バイト
bytes;;バイト
character;;文字
characters;;文字
Line #;;<var>{text}</var> 行
column #;;<var>{text}</var> 列
Index #;;索引 #<var>{text}</var>
Table #;;表 #<var>{text}</var> の構造
Subdocument #;;部分文書 #<var>{text}</var>
Sub #;;部分 #<var>{text}</var>