Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:wb” not allowed here.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “positionleft” not allowed on element “div” at this point.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Bad value “secondary-navigation” for attribute “role” on element “nav”.
Bad element name “wb:follow-button”: Code point “U+003A” is not allowed
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “39396”.
Bad value “http://icon.solidot.org/images/topics/topic Medicine.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “gb2312” for attribute “charset” on element “script”: “gb2312” is not a preferred encoding name. The preferred label for this encoding is “gbk”.
Warnings:
Attribute with the local name “xmlns:wb” is not serializable as XML 1.0.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
Element name “wb:follow-button” cannot be represented as XML 1.0.
The first occurrence of ID “39396” was here.
This document appears to be written in Simplified Chinese. Consider adding “lang="zh-hans"” (or variant) to the “html” start tag.
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