Uic.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” not allowed here.
Character reference was not terminated by a semicolon.
End tag “li” seen, but there were open elements.
Unclosed element “div”.
Duplicate ID “recherche”.
Duplicate attribute “class”.
Bad value “enews” for attribute “rel” on element “a”: The string “enews” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “project” for attribute “rel” on element “a”: The string “project” is not a registered keyword.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “disabled” not allowed on element “a” at this point.
Bad value “navigation” for attribute “role” on element “li”.
Element “div” not allowed as child of element “small” in this context. (Suppressing further errors from this subtree.)
Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Stray end tag “body”.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
The first occurrence of ID “recherche” was here.
Empty heading.
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