Ilovelibraries.org W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
The “contentinfo” role is unnecessary for element “footer”.
Errors:
Duplicate attribute “id”.
Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
A numeric character reference expanded to carriage return.
Bad value “http://www.booklistonline.com/default.aspx?page=show_product...</body></html>” for attribute “href” on element “a”: Illegal character in query: “<” is not allowed.
No “p” element in scope but a “p” end tag seen.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
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