Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “mce_href” not allowed on element “a” at this point.
Attribute “mce_style” not allowed on element “a” at this point.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
Attribute “mce_bogus” not allowed on element “br” at this point.
No “p” element in scope but a “p” end tag seen.
Attribute “mce_src” not allowed on element “img” at this point.
Attribute “mce_src” not allowed on element “script” at this point.
Attribute “mce_href” not allowed on element “link” at this point.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
Row 1 of a row group established by a “tbody” element has no cells beginning on it.
Row 2 of a row group established by a “tbody” element has no cells beginning on it.
Element “style” not allowed as child of element “tbody” in this context. (Suppressing further errors from this subtree.)
Attribute “mce_style” not allowed on element “table” at this point.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “align” attribute on the “td” element is obsolete. Use CSS instead.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Stray end tag “td”.
Stray end tag “tr”.
Table columns in range 2…6 established by element “td” have no cells beginning in them.
Attribute “name” not allowed on element “p” at this point.
Attribute “mce_style” not allowed on element “h2” at this point.
Duplicate ID “br_data”.
Stray end tag “div”.
The “width” attribute on the “td” element is obsolete.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.
Warnings:
The “language” attribute on the “script” element is obsolete.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The “border” attribute is obsolete.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.
A table row was 6 columns wide and exceeded the column count established by the first row (0).
The first occurrence of ID “br_data” was here.
A table row was 6 columns wide and exceeded the column count established by the first row (1).
This document appears to be written in Polish. Consider adding “lang="pl"” (or variant) to the “html” start tag.
Poland PL