<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<script src="jquery.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("#hide").click(function(){
$("p").hide();
});
$("#show").click(function(){
$("p").show();
});
});
</script>
</head>
<body>
<p id="p1">如果点击“隐藏”按钮，就会消失，点击“显示”就会出现。</p>
<button id="hide" type="button">隐藏</button>
<button id="show" type="button">显示</button>
</body>
</html>