Errors:
Quirky doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:fb” not allowed here.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Attribute “slide” not allowed on element “a” at this point.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
The “align” attribute on the “div” element is obsolete. Use CSS instead.
The “center” element is obsolete. Use CSS instead.
“=” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “https://adx.adform.net/adx/?mid=139548&rnd=<random_number>” for attribute “src” on element “script”: Illegal character in query: “<” is not allowed.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “center” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
The “vspace” attribute on the “img” element is obsolete. Use CSS instead.
Element “h2” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “1” for attribute “border” on element “img”: Only “0” is a permitted zero literal.
Bad value “//www14.smartadserver.com/ac?jump=1&nwid=2422&siteid=154914&pgname=large_rectangle&fmtid=57066&visit=m&tmstp=[timestamp]&out=nonrich” for attribute “href” on element “a”: Illegal character in query: “[” is not allowed.
Bad value “//www14.smartadserver.com/ac?out=nonrich&nwid=2422&siteid=154914&pgname=large_rectangle&fmtid=57066&visit=m&tmstp=[timestamp]” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
The “align” attribute on the “h2” element is obsolete. Use CSS instead.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete.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The “cellpadding” attribute on the “table” element is obsolete.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The “border” attribute on the “table” element is obsolete.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.
Bad value “//www14.smartadserver.com/ac?jump=1&nwid=2422&siteid=154914&pgname=rec_sg&fmtid=52161&visit=m&tmstp=[timestamp]&out=nonrich” for attribute “href” on element “a”: Illegal character in query: “[” is not allowed.
Bad value “//www14.smartadserver.com/ac?out=nonrich&nwid=2422&siteid=154914&pgname=rec_sg&fmtid=52161&visit=m&tmstp=[timestamp]” for attribute “src” on element “img”: Illegal character in query: “[” is not allowed.
Element “li” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “https://adx.adform.net/adx/?mid=91830&rnd=<random_number>” for attribute “src” on element “script”: Illegal character in query: “<” is not allowed.
End tag “div” seen, but there were open elements.
Unclosed element “center”.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
This document appears to be written in Polish. Consider adding “lang="pl"” (or variant) to the “html” start tag.
Poland PL