Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
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.
Element “g:plusone” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “fb:like” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “option” without attribute “label” must not be empty.
Bad value “miasto/Dąbrowa Górnicza/dabrowa_gornicza.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “powiat/Dąbrowa Górnicza/dabrowa_gornicza.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/panele ogrodzeniowe.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/catering warszawa.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/blaty kuchenne.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/dochodzenie odszkodowań.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/bilety autokarowe.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/oprogramowanie dla firm.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/Systemy Wystawiennicze.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/ubranka dla dzieci.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/systemy alarmowe.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/busy do Niemiec.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/trener personalny.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/oprawa obrazów.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/Prawo jazdy.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/sprzedaż komputerów.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/dla firm.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/DJ na wesele.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/pokoje gościnne.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/krzesła biurowe.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/panele słoneczne.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/zakład pogrzebowy.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/biuro projektowe.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “tag/certyfikaty energetyczne.html” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Duplicate ID “gallery”.
Warnings:
Element name “g:plusone” cannot be represented as XML 1.0.
Element name “fb:like” cannot be represented as XML 1.0.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “gallery” was here.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
This document appears to be written in Polish. Consider adding “lang="pl"” (or variant) to the “html” start tag.