Petforums.co.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
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”.
Bad value “subMenu” for attribute “rel” on element “a”: The string “subMenu” is not a registered keyword.
No “li” element in scope but a “li” end tag seen.
Duplicate attribute “class”.
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “alternate}” for attribute “rel” on element “a”: The string “alternate}” 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 “Menu” for attribute “rel” on element “a”: The string “Menu” is not a registered keyword.
Attribute “results” not allowed on element “input” at this point.
Element “dl” is missing a required child element.
Element “dl” is missing a required instance of child element “dd”.
Duplicate ID “PreviewTooltip”.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Empty heading.
The “date” input type is not supported in all browsers. Please be sure to test, and consider using a polyfill.
The first occurrence of ID “PreviewTooltip” was here.
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