doh - copy to list...<br><br>There's quite a bit of support in OpenLayers already: <a href="http://trac.openlayers.org/wiki/XML" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">http://trac.openlayers.org/wiki/XML
</a><br><br>Surely freemap are already doing something similar - with their photo and marker layers:
<a href="http://www.free-map.org.uk/freemap/index.php" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">http://www.free-map.org.uk/freemap/index.php</a><br><br>At least, it looks to me like that is loading new POI as you move around...
<br><span class="sg"><br>cheers, mike</span><br>