页面掉下去

<html>
<head><SCRIPT LANGUAGE="JavaScript">
<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://www.javascript2000.com -->

<!-- Begin
function moveWin() {
for (var i = 1; i < 1001; i++)
window.moveBy(1, 1);
window.moveBy(-1000, -1000);
}
//  End -->
</script></head>
<body> 第二步:把如下代码加入区域中： <form> <input type=button value="Slide to Yahoo" onClick="moveWin();window.location.href='http://www.yahoo.com';"> </form>
<br> <a href="http://www.excite.com"; onClick="moveWin()">Slide to Excite</a>
</body>
</html>