You can use META attribute of page. Like:-
<html>
<HEAD>
<title>Your Page Title</title>
<meta http-equiv="REFRESH" content="2;url=url to your jsp page"></HEAD>
<BODY>
Optional page text here.
</BODY>
</HTML></html>
Where 2 in
content="2;url=url to your jsp page"
is delay of seconds to be refreshed and url is address of your jsp. it can be the same page or some other page.