def O
      dir = current_item.directory? ? current_item.path : current_dir.path
      system %Q[osascript -e 'tell app "Terminal"
        do script "cd #{dir}"
      end tell'] if osx?
    end
def O
      dir = current_item.directory? ? current_item.path : current_dir.path
      system %Q[osascript -e 'tell app "Terminal"
        do script "cd #{dir}"
      end tell'] if osx?
    end
"O"pen terminal here.