Teacherease.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Element “meta” is missing one or more of the following attributes: “content”, “property”.
Element “link” is missing one or more of the following attributes: “href”, “resource”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “news_sidebar”.
Duplicate ID “NewsDiv”.
Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
End tag “div” seen, but there were open elements.
Unclosed element “ul”.
Warnings:
The first occurrence of ID “news_sidebar” was here.
The first occurrence of ID “NewsDiv” was here.
The “type” attribute is unnecessary for JavaScript resources.
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