How to create auto refresh in (Dynamic Ajax Content)

[web.designer.iq]

1) Script Title:
Dynamic Ajax Content

2) Script URL (on DD):
http://www.dynamicdrive.com/dynamici...jaxcontent.htm

3) Describe:

I want to update (div (s) ) every 10 minute, How to create it with "Dynamic Ajax Content"???

<div id="div_1">
<? require("div_1.php"); ?>
</div>


Thanks