;(function() {
  var Game = function(canvasId) {
    var canvas = document.getElementById(canvasId);
    var screen = canvas.getContext('2d');
    var gameSize = {
      x: canvas.width,
      y: canvas.height
    };

    console.log("game loaded OK");

  };

  Game.prototype = {

  };

  window.onload = function() {
    new Game('screen');

  };

})();

@@ -219,66 +219,295 @@
     
-console.log(%22game loaded OK%22);%0A%0A  %7D;%0A%0A  Game.prototype = %7B
+var self = this;%0A    var tick = function()%7B%0A      self.update();%0A      self.draw(screen, gameSize);%0A      requestAnimationFrame(tick);%0A    %7D;%0A%0A    tick();%0A%0A  %7D;%0A%0A  Game.prototype = %7B%0A    update: function() %7B%0A      console.log('hi!!')%0A%0A    %7D,%0A    draw: function(screen, gameSize) %7B%0A%0A    %7D
 %0A%0A  

update and draw 60 times/sec