Configuration properties in addition to
those listed for Ext.Panel.
Specifies the speed (0.0 to 5.0) at which the camera moves to the
target extent. Set to null to use the Google Earth default. By default
we show the target extent immediately, without flying to it.
- GeoExt.MapPanel | String
The map panel associated with this panel. If a MapPanel instance is
not provided, a MapPanel id must be provided.