private static void DuplicateInputSheet() { Workbook activeWorkbook = Globals.ThisAddIn.Application.ActiveWorkbook; var _with5 = Globals.ThisAddIn; ExcelHlp.DuplicateWorksheet("SourceITRs", "ITRInfo", "SourceITRs"); activeWorkbook.Sheets["ITRInfo"].Columns[Common.cITRInfo_CommentColumns].Delete(); ExcelHlp.DuplicateWorksheet("SourceITRs", "ITRInfoWithResources", "ITRInfo"); activeWorkbook.Sheets["ITRInfoWithResources"].Columns[Common.cITRITRInfoWithResources_CommentColumns].Delete(); ExcelHlp.DuplicateWorksheet("SourceITRs", "FormatedITRs", "SourceITRs"); }