Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:fb” not allowed here.
Attribute “xmlns:og” not allowed here.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Element “style” not allowed as child of element “form” in this context. (Suppressing further errors from this subtree.)
Bad value “facebook” for attribute “rel” on element “a”: The string “facebook” is not a registered keyword.
Bad value “twitter” for attribute “rel” on element “a”: The string “twitter” is not a registered keyword.
Bad value “gplus” for attribute “rel” on element “a”: The string “gplus” is not a registered keyword.
Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.
Attribute “rel” not allowed on element “li” at this point.
Duplicate attribute “class”.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Attribute “aid” not allowed on element “span” at this point.
Attribute “tag” not allowed on element “span” at this point.
Attribute “aid” not allowed on element “a” at this point.
Attribute “tag” not allowed on element “a” at this point.
Attribute “aid” not allowed on element “div” at this point.
Attribute “tag” not allowed on element “div” at this point.
Attribute “rel” not allowed on element “p” at this point.
Attribute “disabled” not allowed on element “a” at this point.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
Attribute “rel” not allowed on element “tr” at this point.
Attribute “type” not allowed on element “tr” at this point.
Attribute “name” not allowed on element “div” at this point.
Attribute “rel” not allowed on element “input” at this point.
Bad value “tabpanel” for attribute “role” on element “ul”.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “rel” not allowed on element “img” at this point.
Bad value “googleplus” for attribute “rel” on element “a”: The string “googleplus” 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.
The “aria-labelledby” attribute must point to an element in the same document.
The “aria-controls” attribute must point to an element in the same document.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
This document appears to be written in Vietnamese. Consider adding “lang="vi"” (or variant) to the “html” start tag.
Viet Nam VN