Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:fb” not allowed here.
Attribute “xmlns:og” not allowed here.
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Element “script” must not have attribute “charset” unless attribute “src” is also specified.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “Chinese (Simplified)” for attribute “id” on element “li”: An ID must not contain whitespace.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Duplicate ID “flags”.
Duplicate ID “sortable”.
Duplicate ID “English”.
Duplicate ID “Chinese (Simplified)”.
Duplicate ID “Korean”.
Duplicate ID “Japanese”.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “charset” attribute on the “script” element is obsolete.
Empty heading.
The first occurrence of ID “flags” was here.
The first occurrence of ID “sortable” was here.
The first occurrence of ID “English” was here.
The first occurrence of ID “Chinese (Simplified)” was here.
The first occurrence of ID “Korean” was here.
The first occurrence of ID “Japanese” was here.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.
Japan JP