<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title></title> <style type="text/css"> body { font-family: "Helvetica", "Arial", serif; color: #333; background-color: #ccc; margin: 1em 10%; } h1 { color: #333; background-color: transparent; } a { color: #c60; background-color: transparent; font-weight: bold; text-decoration: none; } ul { padding: 0; } li { float: left; padding: 1em; list-style: none; } #imagegallery { list-style: none; } #imagegallery li { margin: 0px 20px 20px 0px; padding: 0px; display: inline; } #imagegallery li a img { border: 0; } </style> </head> <body> <h2> 美女画廊 </h2> <ul id="imagegallery"> <li><a href="../images/1.jpg" title="美女A"> <img src="../images/1-small.jpg" width="100" alt="美女1"/> </a></li> <li><a href="../images/2.jpg" title="美女B"> <img src="../images/2-small.jpg" width="100" alt="美女2"/> </a></li> <li><a href="../images/3.jpg" title="美女C"> <img src="../images/3-small.jpg" width="100" alt="美女3"/> </a></li> <li><a href="../images/4.jpg" title="美女D"> <img src="../images/4-small.jpg" width="100" alt="美女4"/> </a></li> </ul> <div style="clear:both"></div> <!--显示大图的--> <img id="image" src="../images/placeholder.png" alt="" width="450"/> <p id="des">选择一个图片</p> <script src="common.js"></script> <script> var aObj = my$("imagegallery").getElementsByTagName("a"); for(var i = 0; i< aObj.length; i++) { //为每个a标签注册点击事件 aObj[i].onclick = function () { //为id为image的标签的src赋值 my$("image").src = this.href; //为p标签赋值 my$("des").innerText = this.title; //阻止超链接的默认跳转 return false; }; } </script> </body> </html>