} // private string getLyrSignature(Map map, ESRI.ArcGIS.Client.Layer lyr)
public static string getContent(GraphicsLayer gl)
{
// serialize GraphicsLayer
var sb = new System.Text.StringBuilder();
var xw = XmlWriter.Create(sb);
gl.SerializeGraphics(xw);
xw.Close();
return(sb.ToString());
} // public string getContent()
