yes I have done this now work prefect
string resultText = e.Result.Text.ToLower();
if (resultText == "computer")
{
string myComputerPath =
Environment.GetFolderPath(Environment.SpecialFolder.MyComputer);
System.Diagnostics.Process.Start("explorer", myComputerPath);
//System.Diagnostics.Process.Start("explorer", "::{20d04fe0-3aea-1069-a2d8-08002b30309d}");
}
but if you still find answer better than this so plz comment here thanx guys