Dana-farber.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “charset” attribute on a “meta” element found after the first 1024 bytes.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Bad value “/uploadedimages/expressreleases/catherine_wu_pf_iti_non catherine wu sog_0550_12.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “banner” role is unnecessary for element “header”.
The “navigation” role is unnecessary for element “nav”.
Empty heading.
The “contentinfo” role is unnecessary for element “footer”.
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