单列上滚的图片的网页特效代码

<!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> <title></title><style type="text/css">  </style> </head> <body> <div id="ad_pic"> <div id="f_div">  <div id="f_imgDiv"></div> <div id="f_infoDiv">  <div id="f_buttonDiv"></div> </div> </div>  <div id="f_text" class="f12b"></div> <script language="javascript" type="text/javascript">  </script> </div> </body> </html>