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unit Unit1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls,ShellAPI, ExtCtrls;
type
  TForm1 = class(TForm)
    l ......

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1¡£×Ô¶¯¼ÓÔØÍøÒ³
2¡£È¥³ýWebBrowser¹ö¶¯Ìõ
3¡£WebB ......

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procedure TForm1.Button2Click(Sender: TObject);
var  
o : Olevariant;
begin  
  webbrowser1.Navigate('http://www.163.com');  
  delay(2000);
  o :=   WebBrowser1.OleObject.document.all.item('username',0);
  o.value := 'username';  
  o := W ......

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