SQL ERROR:
SELECT * FROM zasoby WHERE (kategoria_seo_sk LIKE '50501' OR popis_seo_sk LIKE '50501' OR popis_sk LIKE '%50501%' OR kategoria_seo_hu LIKE '50501' OR popis_seo_hu LIKE '50501' OR popis_hu LIKE '%50501%' OR Katalog LIKE '%50501%' OR Vyrobce LIKE '%50501%' OR NazPodskup LIKE '%50501%' OR web_popis_sk LIKE '%50501%' OR skratka='50501') AND obrazek2<>'' AND Cena>0