jq学习的练习
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Document</title>
<script type="text/javascript" src="http://ajax.microsoft.com/ajax/jquery
/jquery-1.4.min.js"></script>
<script type="text/javascript">
$(function(){
$('button').click(function(){
$(this).hide();
})
})
</script>
</head>
<body>
<button>点我</button>
</body>
</html>