docs: function findExcelFile() {
      var files = fso.getFolder(".").Files;
      for (var e = new Enumerator(files) ; !e.atEnd() ; e.moveNext()) {
          var file = e.item();
          // [CDP customize]
          var extXLSX = '.xlsx';
          var extODS = '.ods';
          if (file.Name.substr(file.Name.length - extXLSX.length) === extXLSX) {
              return file.Path;
          } else if (file.Name.substr(file.Name.length - extODS.length) === extODS) {
              return file.Path;            
          }
          // [CDP customize]
      }
      return null;
  }