fpSpread1.Sheets.Count = 3;
FarPoint.Win.Spread.SpreadSkin skin = new FarPoint.Win.Spread.SpreadSkin();
FarPoint.Win.Spread.FlatFocusIndicatorRenderer srender = new FarPoint.Win.Spread.FlatFocusIndicatorRenderer();
srender.BackColor = Color.Coral;
srender.Thickness = 2;
srender.Color = Color.Blue;
skin.FocusRenderer = srender;
skin.Apply(fpSpread1);
fpSpread1.Sheets.Count = 3
Dim skin As New FarPoint.Win.Spread.SpreadSkin()
Dim srender As New FarPoint.Win.Spread.FlatFocusIndicatorRenderer()
srender.BackColor = Color.Coral
srender.Thickness = 2
srender.Color = Color.Blue
skin.FocusRenderer = srender
skin.Apply(fpSpread1)