随机显示banner
下面为效果显示区
脚本说明: 把如下代码加入<body>区域中 <SCRIPT LANGUAGE="JavaScript"> <!-- Begin var how_many_ads = 3; var now = new Date() var sec = now.getSeconds() var ad = sec % how_many_ads; ad +=1; if (ad==1) { txt="The World's Largest Online Bookstore, Amazon.com"; url="http://www.amazon.com"; alt="amazon.com"; banner="http://imageserv.imgis.com/images/Ad12669St1Sz1Sq1_Ban1.gif"; width="468"; height="60"; } if (ad==2) { txt="Palm III by 3Com, in stock!"; url="http://cybershop.com/"; alt="cybershop.com"; banner="http://imageserv.imgis.com/images/Ad13189St1Sz1Sq5_Ban10.gif"; width="468"; height="60"; } if (ad==3) { txt="Find it at GoTo.com"; url="http://www.goto.com"; alt="goto.com"; banner="http://imageserv.imgis.com/images/Ad13700St1Sz1Sq1_Ban1.gif"; width="468"; height="60"; } document.write('<center>'); document.write('<a href=\"' + url + '\" target=\"_top\">'); document.write('<img src=\"' + banner + '\" width=') document.write(width + ' height=' + height + ' '); document.write('alt=\"' + alt + '\" border=0><br>'); document.write('<small>' + txt + '</small></a>'); document.write('</center>'); // End --> </SCRIPT>