html-reload

http://www.htmlgoodies.com/tutorials/getting_started/article.php/3479551


<FORM>
<INPUT TYPE="button" onClick="history.go(0)" VALUE="Refresh">
</FORM>

<META HTTP-EQUIV="refresh" CONTENT="5; URL=http://www.htmlgoodies.com/tutors/refresh.html">

<META HTTP-EQUIV="refresh" CONTENT="15">

<A HREF="javascript:history.go(0)">Click to refresh the page</A>