Узнать путь к каталогам Windows

uses Registry;

procedure TForm1.Button1Click(Sender: TObject);
var
  reg : TRegistry;
  ts : TStrings;
  i : integer;
begin
  reg := TRegistry.Create;
  reg.RootKey := HKEY_CURRENT_USER;
  reg.LazyWrite := false;
  reg.OpenKey('Software\Microsoft\Windows\CurrentVersion\Explorer\ShellFolders', false);
  ts := TStringList.Create;
  reg.GetValueNames(ts);
  for i := 0 to ts.Count -1 do
    Memo1.Lines.Add(ts.Strings[i] + ' = ' + reg.ReadString(ts.Strings[i]));
  ts.Free;
  reg.CloseKey;
  reg.free;
end;