PictureMarkerSymbol picSymbol = new PictureMarkerSymbol();
picSymbol.Source= new System.Windows.Media.Imaging.BitmapImage(new Uri("images/identify02.png",UriKind.Relative));
picSymbol.OffsetX="20";
PictureMarkerSymbol picSymbol = new PictureMarkerSymbol();
picSymbol.Source= new System.Windows.Media.Imaging.BitmapImage(new Uri("images/identify02.png",UriKind.Relative));
picSymbol.OffsetX="20";