<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript" src="js/jquery.js"></script>
</head>
<body>
<div id="divMsg">Hello World!</div>
<input id="btnShow" type="button" value="显示" />
<input id="btnHide" type="button" value="隐藏" /><br />
<input id="btnChange" type="button" value="修改内容为 Hello World Jquery!" />
<script type="text/javascript" >
//显示
$("#btnShow").bind("click",function(event){$("#divMsg").show(); });
//隐藏
$("#btnHide").bind("click",function(event){ $("#divMsg").hide(); });
//设值
$("#btnChange").bind("click",function(event){ $("#divMsg").html("Hello world Jquery!"); });
</script>
</body>
</html>
无标题文档
Hello World!