  stage.addEventListener(MouseEvent.CLICK, rijden); // Add the button click  function rijden(e:MouseEvent):void { TweenLite.to(auto, 0, {x:000.00, y:000.0});  }  var grav:Number = 0.0; var jumping:Boolean = false; var jumpPow:Number = 0;  stage.addEventListener(MouseEvent.CLICK, spring); // Add the button click  stage.addEventListener(Event.ENTER_FRAME, update);  function spring(e:MouseEvent):void {          if(jumping != true)         {                TweenLite.to(man, 0.0, {rotation:000});             jumpPow = -00;             jumping = true;         }    