У вашего броузера проблема в совместимости с HTML5
I built this homemade table saw and used a drill as the motor. this was just an experiment to see if it would work well enough in a future build the results might surprise you. My Website - http://www.thinkwoodworks.net/ Izzy Swan facebook - https://www.facebook.com/izzyswanswoodworks -~-~~-~~~-~~-~- Please watch: "Flawless layout with my Straddle Square | Izzy Swan" https://www.youtube.com/watch?v=72jjwoshvUM -~-~~-~~~-~~-~-