У вашего броузера проблема в совместимости с HTML5
We do a brand new custom map called 'Jail Break' which was made by our friend, Jake. It is a puzzle map that takes about 20 minutes to do, is very fun and can be done in Singleplayer or Multiplayer. It envolves jumping puzzles, lava traps, button challenges and a lot more. Map's Forum Page: http://www.minecraftforum.net/topic/878214-jail-break-puzzle-map/#entry11238764 Map Download: http://www.mediafire.com/download.php?e2yi1lz422it3f4 Twitter Page: http://twitter.com/#!/GreenAxe7