public void BindData(string excelDocumentPath)
		{
			MSExcel excel = new MSExcel(false);
			DataTable dt = new DataTable();
			dt.EnsureColumns<string>("Id", "Name");

			//foreach (Excel.Worksheet ws in excel.Worksheets)
			//{
			//    //dt.Rows.Add(ws.s
			//}
			excel.CloseFile();
		}
		public System.Data.DataTable GetWorksheets()
		{
			System.Data.DataTable dt = new System.Data.DataTable("Worksheets");
			dt.EnsureColumns<string>("Id", "Name");

			if (WorksheetCount > 0)
			{
				foreach (Excel.Worksheet ws in Worksheets)
				{
					DataRow dr = dt.NewRow();
					dr["Id"] = ws.Name;
					dr["Name"] = ws.Name;
					dt.Rows.Add(dr);
				}
			}

			return dt;
		}