|
@@ -0,0 +1,69 @@
|
|
|
+<!DOCTYPE html>
|
|
|
+<html lang="en">
|
|
|
+<head>
|
|
|
+ <meta charset="UTF-8">
|
|
|
+ <meta http-equiv="X-UA-Compatible" content="IE=edge">
|
|
|
+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
|
+ <title>Document</title>
|
|
|
+ <style>
|
|
|
+ *{
|
|
|
+ margin: 0;
|
|
|
+ padding: 0;
|
|
|
+ }
|
|
|
+ ul{
|
|
|
+ list-style: none;
|
|
|
+ }
|
|
|
+ #btn{
|
|
|
+ overflow: hidden;
|
|
|
+ }
|
|
|
+ #btn li {
|
|
|
+ width: 50px;
|
|
|
+ height: 30px;
|
|
|
+ background: aquamarine;
|
|
|
+ text-align: center;
|
|
|
+ line-height: 30px;
|
|
|
+ border: 1px solid #CCC;
|
|
|
+ border-radius: 10px;
|
|
|
+ float: left;
|
|
|
+ }
|
|
|
+ #btn .selected{
|
|
|
+ background: orange;
|
|
|
+ color: white;
|
|
|
+ }
|
|
|
+ #div1{
|
|
|
+ width: 350px;
|
|
|
+ height: 200px;
|
|
|
+ border: 1px solid #ccc;
|
|
|
+ }
|
|
|
+ </style>
|
|
|
+</head>
|
|
|
+<body>
|
|
|
+ <div id="container">
|
|
|
+ <ul id="btn">
|
|
|
+ <li class="selected">时事</li>
|
|
|
+ <li>新闻</li>
|
|
|
+ <li>体育</li>
|
|
|
+ </ul>
|
|
|
+ <div id="div1">
|
|
|
+ <div>时事内容</div>
|
|
|
+ <div>新闻内容</div>
|
|
|
+ <div>体育内容</div>
|
|
|
+ </div>
|
|
|
+ </div>
|
|
|
+ <script>
|
|
|
+ var btn = document.getElementById('btn')
|
|
|
+ var btns = btn.getElementsByTagName('li')
|
|
|
+
|
|
|
+ for(var i=0;i<btns.length;i++){
|
|
|
+ btns[i].onclick = function(){
|
|
|
+ //this 点谁就是谁
|
|
|
+ for(var j=0;j<btns.length;j++){
|
|
|
+ btns[j].className = ''
|
|
|
+ }
|
|
|
+ this.className = 'selected'
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ </script>
|
|
|
+</body>
|
|
|
+</html>
|