document.writeln("<Center><div class=\"doc\"><a href=\'/e/member/fava/add/?classid=10&id=47790\'  target=\'_self\'><i class=\"fa fa-file-word-o\"></i> 浅析贝叶斯网络在自适应超媒体系统中应用研究文档下载.doc </a></div></Center>");