| 構造HTML源代碼:   PRocedure TFrmMain.makehtml; var     liststr1,liststr2,checkNum1,checkNum2:string;     htmlFile:TextFile;     i,j,who,part1,part2,num1,probility:integer; begin    liststr1:='';    liststr2:='';    htmlbody:='<HTML><meta http-equiv="Content-Type" content="text/html; charset=gb2312">';    htmlbody:=htmlbody+'<BODY background="bgpaper.gif"><TITLE>投票系統</TITLE><p align="center"> </p>';    htmlbody:=htmlbody+'<INPUT TYPE=hidden NAME="LinkURL" VALUE="">';    htmlbody:=htmlbody+'<TABLE width="80%" align="center" border="1" bordercolor="#339966"><TR bordercolor="#FFFFFF">';    htmlbody:=htmlbody+'<TD ALIGN=center COLSPAN=2>';    。。。。。。。。。。。。    //構造投票選項―――――――――――――――――――――    for j:=1 to 23 do        begin          checklist1[j]:=false;          checklist2[j]:=false;        end;    RandSeed:= inttime;    Randomize;    //根據設置的投票選擇概率來確定本次是否選擇目標選項    if factor = 0 then        part1 := Random(10)    else part1 := Random(11);    num1:=part1;    while (part1>0) do    begin        who := Random(23)+1;        for j:=1 to 23 do            begin                if checklist1[who] then                    break                else                    begin                        checklist1[who]:=true;                        part1:=part1-1;                    end;            end;    end;     probility := Random(100)+1;    if factor = 0 then        checklist2[2]:=true    else if (probility Mod factor) = 0 then       checklist2[2]:=true;    if checklist2[2] then        part2:=(10-num1)-1    else part2:=(10-num1);    while (part2 > 0 ) do        begin            who := Random(23)+1;            for j:=1 to 23 do              begin                  if checklist2[who]  then //                      break                  else                    begin                        checklist2[who]:=true;                        part2:=part2-1;                    end;              end;        end;    for j:=1 to 23 do        begin                    if checklist1[j] then                        begin                            liststr1:=liststr1+checkedlist1[j];                            checkNum1:=checkNum1+inttostr(j)+',';                        end                    else liststr1:=liststr1+uncheckedlist1[j];                    if checklist2[j] then                        begin                            liststr2:=liststr2+checkedlist2[j];                            checkNum2:=checkNum2+inttostr(j)+',';                        end                    else liststr2:=liststr2+uncheckedlist2[j];        end;    RichEdit1.Lines.Add('第'+inttostr((times div 2)+1)+'次投票結果:');    RichEdit1.Lines.Add('第一組選中序號('+inttostr(num1)+'個):'+checkNum1);    RichEdit1.Lines.Add('第二組選中序號('+inttostr((10-num1))+'個):'+checkNum2);             htmlbody:=htmlbody+liststr2;        htmlbody:=htmlbody+'<INPUT TYPE=hidden NAME="CHOICE  2" VALUE="23"><TR bgcolor="#E7E8E3" bordercolor="#FFFFFF"><TD bgcolor="#CCCCCC"><TD ALIGN=center><INPUT name="sub" TYPE=submit VALUE="提交"></TABLE></FORM></BODY></HTML>'; end; | 
| procedure TFrmMain.loaDHTML; var     URL,v:OleVariant;     HTMLDocument:ihtmldocument2; begin      try         makehtml;      except          on e:exception do         //showmessage('出錯!'+e.Message);         //exit;      end;     HTMLDocument := (WebBrowser1.Document as IHTMLDocument2);     v := VarArrayCreate([0, 0], varVariant);     v[0] := htmlbody; // Here's your HTML string     HTMLDocument.Write(PSafeArray(TVarData(v).VArray));     HTMLDocument.Close;    end; | 
| procedure TFrmMain.submitForm; var       obj:OleVariant;       doc: ihtmldocument2; begin     doc:=(WebBrowser1 .Document as IHTMLDocument2);         if doc <> nil then             begin                 //RichEdit1.text:=doc.body.innerText;                 obj:=doc.all.item('sub',0);                 obj.click;             end; end; | 
| function TFrmcheckproxy.ChangeProxy(const Proxy, Port,ByPass: string; const bEnabled: boolean = True): boolean; var   reg: Tregistry;   info: INTERNET_PROXY_INFO;   Fproxy:string; begin   Result := False;   FProxy:=Format('%s:%s',[Proxy,Port]);   reg := Tregistry.Create;   try     reg.RootKey := HKEY_CURRENT_USER;     if reg.OpenKey('/Software/Microsoft/Windows/CurrentVersion/Internet Settings', True) then     begin       reg.Writestring('ProxyServer', Fproxy);       reg.WriteInteger('ProxyEnable', integer(bEnabled));       info.dwaccessType := INTERNET_OPEN_TYPE_PROXY;       info.lpszProxy := pchar(proxy);       info.lpszProxyBypass := pchar(ByPass);       InternetSetOption(nil, INTERNET_OPTION_PROXY, @info, SizeOf(Info));       InternetSetOption(nil, INTERNET_OPTION_SETTINGS_CHANGED, nil, 0); //      InternetSetOption(nil, INTERNET_OPTION_REFRESH, nil, 0); //      Sendmessage(HWND_BROADCAST, WM_SETTINGCHANGE, 0, 0);       Result:=True;     end   finally     reg.CloseKey;     reg.free;   end; end; | 
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