> And now how can i manipulate it? (Poliline)change color, (Markers)change
> icons, show/hide each layer, get layers names
That's a question for a Maps API v3 forum, but you won't be able to
use KmlLayer if you want to override how things are rendered instead
of usingt he KML as it is. There are alternate client-side KML
parsers for the API, or you can write your own.