Dentv.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “page” for attribute “rel” on element “a”: The string “page” is not a registered keyword.
Start tag “a” seen but an element of the same type was already open.
End tag “span” seen, but there were open elements.
Unclosed element “a”.
No “a” element in scope but a “a” end tag seen.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
This document appears to be written in Russian. Consider adding “lang="ru"” (or variant) to the “html” start tag.
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