Punt.nl W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:php” not allowed here.
Attribute “defaultvalue” not allowed on element “input” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “object” is missing one or more of the following attributes: “data”, “type”.
Stray end tag “param”.
Stray end tag “embed”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Warnings:
Attribute with the local name “xmlns:php” is not serializable as XML 1.0.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
This document appears to be written in Dutch. Consider adding “lang="nl"” (or variant) to the “html” start tag.
Netherlands NL