Hi,
Could you define your question in more detail, I think didn't understand it.
<esri:Map x:Name="MyMap" Extent="-15000000,2000000,-7000000,8000000" WrapAround="True" Background="#FFE3E3E3"> <esri:ArcGISTiledMapServiceLayer ID="StreetMapLayer" Url="http://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer"/> <esri:FeatureLayer ID="MyFeatureLayer" Url="http://services.arcgis.com/1be8I8dpkSL373og/ArcGIS/rest/services/EmissionsInFinland2011_fromExcel/FeatureServer/0"/> </esri:Map>