var body = document.body; body.className += " u-body u-overlap u-xl-mode"; body.style.cssText += " "; var dataBg = ''; if (dataBg) { body.setAttribute('data-bg', dataBg); } Kontakt NamIT Usługi Informatyczne Jakub Popecki ul. Baczyńskiego 2546-100 Namysłów +48 530 340 903 This email address is being protected from spambots. You need JavaScript enabled to view it. NIP: 7521383697 | REGON: 161518309 24