�消按钮-->
		</body>
		<script>
			var ball = document.getElementById( 'ball' );
			var pos = document.getElementById( 'pos' );
			var moveBtn = document.getElementById( 'moveBtn' );
			moveBtn.onclick = function(){
				var animate = new Animate( ball );
				animate.start( 'left', pos.value, 1000, 'strongEaseOut' );
			};

			var ball = document.getElementById( 'ball' );
			var pos = document.getElementById( 'pos' );
			var moveBtn = document.getElementById( 'moveBtn' );

			var MoveComman