FarPoint.Web.Spread.NamedStyleCollection nsc = new FarPoint.Web.Spread.NamedStyleCollection();
FarPoint.Web.Spread.NamedStyle ns = new FarPoint.Web.Spread.NamedStyle("StyleData", "DataAreaDefault");
FarPoint.Web.Spread.NamedStyle ns1 = new FarPoint.Web.Spread.NamedStyle("HeaderData", "HeaderDefault");
ns.BackColor = Color.Yellow;
ns.Border = new FarPoint.Web.Spread.Border(BorderStyle.Double, Color.Blue);
ns1.BackColor = Color.Teal;
ns1.Border = new FarPoint.Web.Spread.Border(BorderStyle.Double, Color.Red);
nsc.AddRange(new Object[] {ns, ns1});
IEnumerator ie = nsc.GetEnumerator();
foreach(FarPoint.Web.Spread.NamedStyle n in nsc)
{
ie.MoveNext();
FpSpread1.NamedStyles.Add((FarPoint.Web.Spread.NamedStyle)ie.Current);
FpSpread1.ActiveSheetView.ColumnHeader.DefaultStyle = (FarPoint.Web.Spread.NamedStyle)ie.Current;
}