uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, OleCtrls, SHDocVw;
type
  TForm1 = class(TForm)
    mainweb: TWebBrowser;
    procedure FormCreate(Sender: TObject);
    procedure mainwebNewWindow2(Sender: TObject; var ppDisp: IDispatch;
      var Cancel: WordBool);
  private
    { Private declarations }
  public
    { Public declarations }
  end;
var
  Form1: TForm1;
implementation
uses Unit2;
{$R *.dfm}
procedure TForm1.FormCreate(Sender: TObject);
begin
 mainweb.Navigate('www.ya.ru');
end;
procedure TForm1.mainwebNewWindow2(Sender: TObject; var ppDisp: IDispatch;
  var Cancel: WordBool);
var
newForm:TForm2;
begin
  newForm:=TForm2.Create(Application);
  newForm.Show;
  ppDisp:=newForm.mainweb2.ControlInterface;
end;
end.