Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
Bad value “true” for attribute “async” on element “script”.
Bad value “application/xhtml+xml; charset=utf-8” for attribute “content” on element “meta”: The legacy encoding declaration did not start with “text/html;”.
Bad value “Content-Script-Type” for attribute “http-equiv” on element “meta”.
No space between attributes.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Duplicate attribute “{”.
Duplicate attribute “this.value”.
Duplicate attribute “;”.
Duplicate attribute “}"”.
Bad value “if (this.value == ” for attribute “onblur” on element “input”: syntax error
Attribute “")” not allowed on element “input” at this point.
Attribute “{” not allowed on element “input” at this point.
Attribute “this.value” not allowed on element “input” at this point.
Attribute “;” not allowed on element “input” at this point.
Attribute “}"” not allowed on element “input” at this point.
Bad value “if (this.value == ” for attribute “onfocus” on element “input”: syntax error
Attribute “search” not allowed on element “input” at this point.
Attribute “site")” not allowed on element “input” at this point.
Duplicate ID “menu-navigation-bar”.
Attribute “alt""” not allowed on element “img” 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.
The element “button” must not appear as a descendant of the “a” element.
The “align” attribute on the “div” element is obsolete. Use CSS instead.
Warnings:
Attribute “")” is not serializable as XML 1.0.
Attribute “{” is not serializable as XML 1.0.
Attribute “;” is not serializable as XML 1.0.
Attribute “}"” is not serializable as XML 1.0.
Attribute “site")” is not serializable as XML 1.0.
The first occurrence of ID “menu-navigation-bar” was here.
Attribute “alt""” 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The “language” attribute on the “script” element is obsolete.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The “border” attribute is obsolete.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.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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