Hi,

It's very simple thanks to the the possibilites of the KML.
Take a look at my file:

<NetworkLink>
<name>Avian Flu - Outbreak Map</name>
<Url>
<href>http://purplelinny.com/downloads/h5n1.kmz</href>
</Url>
</NetworkLink>

That's all it takes to have a dynamic link.


KML rules