Sds.pl W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
Obsolete doctype. Expected “<!DOCTYPE html>”.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Bad value “http://www.sds.pl/uploads/slajdy/slider 1c.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://www.sds.pl/uploads/slajdy/slider 2.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://www.sds.pl/uploads/slajdy/slider 3.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
Warnings:
This document appears to be written in Polish. Consider adding “lang="pl"” (or variant) to the “html” start tag.
Poland PL