-------------------------------
Webフォームクラス
-------------------------------
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
　　If IsPostBack Then
　　　　Return
　　End If

　　FpSpread1.ActiveSheetView.SheetCorner.Cells(0, 0).Text = "Cor"
　　FpSpread1.ActiveSheetView.SheetCorner.Cells(0, 0).Background.Enable = False
　　FpSpread1.ActiveSheetView.SheetCorner.Cells(0, 0).ForeColor = Drawing.Color.Red
　　FpSpread1.ActiveSheetView.SheetCorner.Cells(0, 0).BackColor = Drawing.Color.Blue

End Sub

-------------------------------
Webフォームクラス
-------------------------------
protected void Page_Load(object sender, EventArgs e)
{
　　if (IsPostBack)
　　{
　　　　return;
　　}

　　FpSpread1.ActiveSheetView.SheetCorner.Cells[0, 0].Text = "Cor";
　　FpSpread1.ActiveSheetView.SheetCorner.Cells[0, 0].Background.Enable = false;
　　FpSpread1.ActiveSheetView.SheetCorner.Cells[0, 0].ForeColor = Drawing.Color.Red;
　　FpSpread1.ActiveSheetView.SheetCorner.Cells[0, 0].BackColor = Drawing.Color.Blue;

}