Yes you can but you need to remember to put all files in the sd card root folder and not inside any folder.
Also all href or src will have the following format: /serveFile?filename=yourfile.htm / jpg
For example if you want to link a file named page2.htm the link tag for the same will be
<a href="/serveFile?filename=page2.htm"> Go to Page2 </a>
and for image named cat.jpg the format will be