if (Console.ConsoleInstance != null) {
            if (Console.ConsoleInstance.PreviousCommandOffset < Console.ConsoleInstance.Commands.length)
                ++Console.ConsoleInstance.PreviousCommandOffset;
            if (0 != Console.ConsoleInstance.Commands.length && 0 != Console.ConsoleInstance.PreviousCommandOffset)
                Console.ConsoleInstance.CommandEntry.text = Console.ConsoleInstance.Commands[Console.ConsoleInstance.Commands.length - Console.ConsoleInstance.PreviousCommandOffset];
                Selection.setSelection(Console.ConsoleInstance.CommandEntry.length, Console.ConsoleInstance.CommandEntry.length);
        }