var body = document.body; body.className += " u-body u-xl-mode"; body.style.cssText += " "; var dataBg = ''; if (dataBg) { body.setAttribute('data-bg', dataBg); } Simtec Simulation of 10 m x 10 m Evaporating Oil Pool Fire (The finest local gas phase mesh szie is 2.5 cm, and the simulation was made on a single desktop computer) 192