<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>习题5</title>
<style>
*{
margin: 0;
padding: 0;
}
#box{
width: 500px;
height: 400px;
margin: 0 auto;
}
</style>
</head>
<body>
<div id="box">
<input type="submit" value="李亦非" id="btn1">
<input type="submit" value="李若彤" id="btn2">
<input type="submit" value="黎姿" id="btn3">
<img src="" alt="" width="400px" height="300px">
</div>
<script src="jquery.min.js"></script>
<script>
$(function(){
$("#btn1").click(function(){
$("img").attr('src',"images/1.jpg");
});
$("#btn2").click(function(){
$("img").attr('src',"images/3.jpg");
});
$("#btn3").click(function(){
$("img").attr('src',"images/2.jpg");
});
});
</script>
</body>
</html>
注意:我的jquery放在同级目录下,版本为1.11.1
照片放在同级images文件夹下