在WEB-INF的WEB.XML里面加上
<mime-mapping>
<extension>chm</extension>
<mime-type>application/octet-stream</mime-type>
</mime-mapping>
<mime-mapping>
<extension>chm</extension>
<mime-type>application/octet-stream</mime-type>
</mime-mapping>
乱码解决了,但是打开chm文件时,连结的页面都是为空???