js导航栏单击事件背景变换示例代码 |
本文标签:单击事件,js,导航 如下所示; 复制代码 代码如下: <!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"> function change_bg(obj) { var a=document.getElementById("Menu").getElementsByTagName("a"); for(var i=0;i<a.length;i++) { a[i].className=""; } obj.className="current"; } </script> <style type="text/css"> body{ font-size:17px; } .current{ background:red; } #container ul { list-style-type:none; } #container ul li { float:left; margin-right:3px; } #container ul li a{ text-decoration:none; color:#000; } |