Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:article” not allowed here.
Attribute “xmlns:book” not allowed here.
Attribute “xmlns:profile” not allowed here.
Attribute “xmlns:video” not allowed here.
Attribute “xmlns:product” not allowed here.
Bad value “” for attribute “name” on element “button”: Must not be empty.
Duplicate ID “edit-submit-search-results”.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:article” is not serializable as XML 1.0.
Attribute with the local name “xmlns:book” is not serializable as XML 1.0.
Attribute with the local name “xmlns:profile” is not serializable as XML 1.0.
Attribute with the local name “xmlns:video” is not serializable as XML 1.0.
Attribute with the local name “xmlns:product” is not serializable as XML 1.0.
The “banner” role is unnecessary for element “header”.
The “article” role is unnecessary for element “article”.
The first occurrence of ID “edit-submit-search-results” was here.
The “contentinfo” role is unnecessary for element “footer”.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
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