[scroyler]

Вот такая ошибка при попытки сохранения капчи с м.вк в браузере
http://i44.fastpic.ru/big/2012/1018/...aa15663b21.png

вот код:

Код:

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, OleCtrls, SHDocVw,urlmon,mshtml,wininet;

type
  TForm1 = class(TForm)
    WebBrowser1: TWebBrowser;
    Button1: TButton;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
  private
    type
  IHTMLElementRender = interface(IUnknown)
    ['{3050F669-98B5-11CF-BB82-00AA00BDCE0B}']
    function DrawToDC
      ( _hDC:                      HDC
      ): HResult; stdcall;
  end;
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

function GetCacheFileName(const Url: string; var FileName: string): Boolean;
var
  Info: PInternetCacheEntryInfo;
  InfoBufSize: Cardinal;
begin
  Result := False;
  InfoBufSize := 0;
  GetUrlCacheEntryInfo(PChar(Url),
    TInternetCacheEntryInfo(nil^), InfoBufSize);
  if GetLastError = ERROR_INSUFFICIENT_BUFFER then begin
    GetMem(Info, InfoBufSize);
    try
      Result := GetUrlCacheEntryInfo(PChar(Url),
        TInternetCacheEntryInfo(Info^), InfoBufSize);
      if Result then begin
        FileName := Info^.lpszLocalFileName;
      end;
    finally
      FreeMem(Info);
    end;
  end;
end;

procedure SaveImageFromIHtmlDocument2(AIHtmlDocument2: IHtmlDocument2; const ADir: string);
var Images: IHTMLElementCollection;
    i, P: Integer;
    ImgElement: IHTMLImgElement;
    Buff: Pointer;
    BuffSize: DWORD;
    URL: String;
    NewName: string;
    ElementRender: IHTMLElementRender;
    Bitmap: TBitmap;
begin
  if not Assigned(AIHtmlDocument2) then exit;
  Images := AIHtmlDocument2.images;
  if not Assigned(Images) then exit;

  for i := 0 to Images.length - 1 do
  if Succeeded(Images.item(i, 0).QueryInterface(IHTMLImgElement, ImgElement)) then
  try
    URL := ImgElement.src;
    NewName := URL;
    P := LastDelimiter('/', NewName);
    if P > 0 then Delete(NewName, 1, P);
    NewName := ChangeFileExt(ADir + NewName, '.bmp');
    Buff := nil;
    BuffSize := 0;
    if not RetrieveUrlCacheEntryFile(PChar(URL), TInternetCacheEntryInfo(Buff^), BuffSize, 0) and (GetLastError = ERROR_INSUFFICIENT_BUFFER) then
    begin
      GetMem(Buff, BuffSize);
      try
        if RetrieveUrlCacheEntryFile(PChar(URL), TInternetCacheEntryInfo(Buff^), BuffSize, 0) then
        try
          if Succeeded(ImgElement.QueryInterface(IHTMLElementRender, ElementRender)) then
          try
            Bitmap := TBitmap.Create;
            try
              with ImgElement as IHTMLElement, Bitmap, Canvas do
              begin
                Width := offsetWidth;
                Height := offsetHeight;
                Brush.Color := clWhite;
                FillRect(ClipRect);
                ElementRender.DrawToDC(Handle);
                SaveToFile(NewName);
              end;
            finally
              Bitmap.Free;
            end;
          finally
            ElementRender := nil;
          end;
        finally;
        end;
      finally
        ImgElement := nil;
      end;
    end;
  finally
  end;
end;


procedure TForm1.Button1Click(Sender: TObject);
begin

SaveImageFromIHtmlDocument2(WebBrowser1.Document as IHTMLDocument2, 'd:\');

end;

procedure TForm1.FormCreate(Sender: TObject);
begin
webbrowser1.Silent:=true;
webbrowser1.Navigate('m.vk.com/');
end;

end.

В чем проблема?
Спасибо!