У вашего броузера проблема в совместимости с HTML5
Check out a how-to video to make your own $1 windscreen as shown in the beginning of the video: http://www.youtube.com/watch?v=FKgG6rlR-gI
A quick (in every sense of the word) boil using the Trangia alcohol stove with the Vargo Titanium Hexagon Wood Stove as the pot stand and wind shield.
We get a full rolling boil of 500ml in about five minutes.