Thaicarecloud.org W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Warnings:
The “navigation” role is unnecessary for element “nav”.
The first occurrence of ID “fb-root” was here.
Empty heading.
The first occurrence of ID “VDO2” was here.
This document appears to be written in Thai but the “html” start tag has “lang="en-US"”. Consider using “lang="th"” (or variant) instead.
Errors:
Element “li” not allowed as child of element “a” in this context. (Suppressing further errors from this subtree.)
Start tag “a” seen but an element of the same type was already open.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “a”.
Duplicate ID “fb-root”.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
Bad value “” for attribute “height” on element “img”: The empty string is not a valid non-negative integer.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “center” element is obsolete. Use CSS instead.
Element “ol” not allowed as child of element “ol” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “VDO2”.
Thailand TH