为什么会出现大量弹窗啊
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>鼠标移开事件 </title>
<script type="text/javascript">
function message(){
alert("不要移开，点击后进行慕课网!"); }
</script>
</head>
<body>
<form>
<a onmouseout="message()" href="
http://www.imooc.com
">点击我</a>
</form>
</body>
</html>
楼上各位请看