Show MyComputer, ControlPanel, RecycleBin, NetworkPlaces on Button Click

public enum ProcessType
        {
            ControlPanel,
            MyComputer,
            NetworkPlaces,
            RecycleBin
        }
        private static string MyComputer = "::{20d04fe0-3aea-1069-a2d8-08002b30309d}";
        private static string RecycleBin = "::{645FF040-5081-101B-9F08-00AA002F954E}";
        private static string ControlPanel = "::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\\::{21EC2020-3AEA-1069-A2DD-08002B30309D}";
        private static string NetworkPlaces = "::{208D2C60-3AEA-1069-A2D7-08002B30309D}";
        public static Process GetProcessByType(ProcessType type)
        {
            string argument = ReturnCommand(type);
            Process p = new Process();
            p.StartInfo = new ProcessStartInfo("Explorer.exe", argument);
            return p;
        }
        private static string ReturnCommand(ProcessType type)
        {
            string command = String.Empty;
            switch (type)
            {
                case ProcessType.ControlPanel:
                    command = ControlPanel;
                    break;
                case ProcessType.MyComputer:
                    command = MyComputer;
                    break;
                case ProcessType.NetworkPlaces:
                    command = NetworkPlaces;
                    break;
                case ProcessType.RecycleBin:
                    command = RecycleBin;
                    break;
            }
            return command;
        }

button1_Click(object sender, EventArgs e)
{
    GetProcessByType(ProcessType.MyComputer).Start();
}