Spreadsheet: Formatting string #.##0,00;-#.##0,00;;@ does not hide zero values
#.##0,00;-#.##0,00;;@ does not work in RadSpreadsheet. It should suppress visualizing of ) values.
Workaround: #.##0,00;-#.##0,00; ;@ works fine (there is ' ' [space] set for the zero values).