<?php $useragent = $_SERVER['HTTP_USER_AGENT']; //获取用户操作系统、浏览器等信息 function useragent($info){ require_once 'useragent.class.php'; $useragent = UserAgentFactory::analyze($info); ?> <img src="<?php echo TEMPLATE_URL.$useragent->platform['image']?>"> <?php echo $useragent->platform['title']; ?> <img src="<?php echo TEMPLATE_URL.$useragent->browser['image']?>"> <?php echo $useragent->browser['title']; ?> <?php } ?> <?php echo useragent($useragent);//浏览器和操作系统 ?>把下载的东西放到根目录下就OK了