Windows position inside myframe

            frmTrnSummary objTrnSummary = new frmTrnSummary();
            objTrnSummary.Owner = this;
            objTrnSummary.Height = 410;
            objTrnSummary.Width = 992;                                     
            objTrnSummary.ShowDialog();
            var location = frame1.PointToScreen(new Point(100, 100));
            objTrnSummary.Left = 0;
            objTrnSummary.Top = 0;