Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Internal encoding declaration “iso-8859-1” disagrees with the actual encoding of the document (“utf-8”).
Bad value “text/html; charset=iso-8859-1” for attribute “content” on element “meta”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.
Bad value “true” for attribute “async” on element “script”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Duplicate ID “menu2top”.
Duplicate ID “top2”.
Attribute “border” not allowed on element “input” at this point.
Duplicate ID “menu”.
Duplicate ID “top”.
Duplicate ID “mainsub”.
Duplicate ID “top4”.
Duplicate ID “mainsub5”.
No “li” element in scope but a “li” end tag seen.
Element “img” is missing required attribute “src”.
Duplicate ID “number”.
Warnings:
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “menu2top” was here.
The first occurrence of ID “top2” was here.
The first occurrence of ID “menu” was here.
The first occurrence of ID “top” was here.
The first occurrence of ID “mainsub” was here.
The first occurrence of ID “top4” was here.
The first occurrence of ID “mainsub5” was here.
The first occurrence of ID “number” was here.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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