Hi Kris, Thanks for the reply. I'm aware of that transition effect, but it's not exactly what we're looking for for I'm trying to implement a customized version of it. Cheers, Colm -- View this message in context: http://n2.nabble.com/layer-loadend-event-tp4533615p4533662.html Sent from the OpenLayers Users mailing list archive at Nabble.com.