18 百度换肤&千千音乐盒
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百度换肤
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>百度换肤</title> <style type="text/css"> * padding:0; margin: 0; ul list-style:none; #bigImg position: fixed; top:0; left:0; height: 100%; width: 100%; background-image: url("images/skin1.jpg"); background-position: center 0; background-repeat: no-repeat; #smallImg width:100%; height:100px; position: relative; z-index:10; #smallImg ul overflow: hidden; width:1200px; margin:0 auto; background-color: rgba(255,255,255,.5); #smallImg ul li float: left; cursor: pointer; height:120px; margin: 10px 0 10px 96px; #smallImg ul li img width: 180px; height: 120px; </style> </head> <body> <div id="bigImg"></div> <div id="smallImg"> <ul> <li><img src="images/skin1.jpg"></li> <li><img src="images/skin2.jpg"></li> <li><img src="images/skin3.jpg"></li> <li><img src="images/skin4.jpg"></li> </ul> </div> </body> <script type="text/javascript"> function $(id) return typeof id === ‘string‘ ? document.getElementById(id):null var imgLi = document.getElementsByTagName(‘li‘); for(var i = 0; i < imgLi.length; i++) imgLi[i].onclick = function () url = this.children[0].getAttribute(‘src‘); $(‘bigImg‘).style.backgroundImage = `url("$url")`; </script> </html>
千千音乐盒
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>千千音乐盒</title> <style type="text/css"> #box position: relative; width: 400px; margin:100px auto; border: 1px solid #ddd; border-radius: 5px; padding:20px .footer text-align: center; </style> </head> <body> <div id="box"> <div id="title"> <h3>千千音乐盒</h3> <hr> </div> <div> <input type="checkbox">花田里犯了错<br> <input type="checkbox">摩羯座<br> <input type="checkbox">我不配<br> <input type="checkbox">对<br> <input type="checkbox">错<br> <input type="checkbox">心中的日月<br> <input type="checkbox">白色恋人<br> <hr> </div> <div class="footer"> <button id="all">全选</button> <button id="cancel">取消选中</button> <button id="reverse">反选</button> </div> </div> </body> <script type="text/javascript"> function $(id) return typeof id === ‘string‘ ? document.getElementById(id):null window.onload = function () var inputs = document.getElementsByTagName(‘input‘); $(‘all‘).onclick = function () for(var i = 0; i < inputs.length; i++) inputs[i].checked = true; ; $(‘cancel‘).onclick = function () for(var i = 0; i < inputs.length; i++) inputs[i].checked = false; ; $(‘reverse‘).onclick = function () for(var i = 0; i < inputs.length; i++) inputs[i].checked = !inputs[i].checked; </script> </html>
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