text: /** target frames per second  
      @type Number
  */
  var FPS = 30;
  /** time between frames 
      @type Number
  */
  var SECONDS_BETWEEN_FRAMES = 1 / FPS;
  /** A global reference to the GameObjectManager instance  
      @type GameObjectManager
  */
  var g_GameObjectManager = null;
  /** An image to be used by the application  
      @type Image
  */
  var g_image = new Image();
  g_image.src = "jsplatformer4_files/moose0.jpg";
  
  // The entry point of the application is set to the init function
  window.onload = init;
  
  /**
      Application entry point
  */
  function init()
  {
      new GameObjectManager().startupGameObjectManager();
  }