Nejlevnejsi-knihy.cz W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Obsolete doctype. Expected “<!DOCTYPE html>”.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad value “screen, projection” for attribute “media” on element “link”: Deprecated media type “projection”. For guidance, see the Media Types section in the current Media Queries specification.
Stray end tag “a”.
Duplicate ID “SLA_A”.
Duplicate ID “SLA_box”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
A slash was not immediately followed by “>”.
Attribute “type"text” not allowed on element “script” at this point.
Attribute “javascript"” not allowed on element “script” at this point.
Duplicate ID “q”.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The first occurrence of ID “SLA_A” was here.
The first occurrence of ID “SLA_box” was here.
Attribute “type"text” is not serializable as XML 1.0.
Attribute “javascript"” is not serializable as XML 1.0.
The first occurrence of ID “q” was here.
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