访问者浏览器版本及系统 Mozilla/4.0(compatible;MSIE6.0;WindowsNT5.1;SV1;Mozilla/4.0(compatible;MSIE6.0;WindowsNT5.1;SV1)) 服务器可接受文件 image/gif,image/x-xbitmap,image/jpeg,image/pjpeg,application/x-shockwave-flash,application/vnd.ms-excel,application/vnd.ms-powerpoint,application/msword,