| 内容 | <script language="JavaScript">
 var how_many_ads = 5
 var now = new Date()
 var sec = now.getSeconds()
 var ad = sec % how_many_ads;
 ad +=1;
 if (ad==1){
 url="";
 alt="ad1";
 banner="图片/01.jpg";
 width="440";
 height="230";
 }
 if (ad==2) {
 url="";
 alt="ad2";
 banner="图片/02.jpg";
 width="440";
 height="230";
 }
 if (ad==3) {
 url="";
 alt="ad3";
 banner="图片/03.jpg";
 width="440";
 height="230";
 }
 if (ad==4) {
 url="";
 alt="ad4";
 banner="images/04.jpg";
 width="440";
 height="230";
 }
 if (ad==5) {
 url="";
 alt="ad5";
 banner="图片/05.jpg";
 width="440";
 height="230";
 }
 document.write('<center>');
 document.write('<a href=\"' + url + '\" target=\"_blank\">');
 document.write('<img src=\"' + banner + '\" width=')
 document.write(width + ' height=' + height + ' ');
 document.write('alt=\"' + alt + '\" border=0>
 ');
 document.write('</center>');
 --></script>
 |