How do you remove the drop down arrow to the left of folders in Ubuntu 9.04?

To remove the drop-down arrow next to folders in Ubuntu 9.04, you can modify the Nautilus settings. Open a terminal and run the command: gconf-editor. Navigate to apps > nautilus > preferences, and uncheck the option for "show_hidden_files" if it's checked. This should remove the drop-down arrows for folders in Nautilus. After making the changes, restart Nautilus for the changes to take effect.