uses UrlMon, WinInet;{
    -------------------------------------------------------------------------------  过程名:    SetProcessProxy  作者:      kelei  日期:      2013.08.03  参数:      aProxyServer代理服务器; aProxyPort代理服务器端口  返回值:    True设置成功  SetProcessProxy('127.0.0.1', 80);-------------------------------------------------------------------------------}function SetProcessProxy(const aProxyServer: string; const aProxyPort: Integer): Boolean;var  vProxyInfo: TInternetProxyInfo;begin  vProxyInfo.dwAccessType := INTERNET_OPEN_TYPE_PROXY;  vProxyInfo.lpszProxy := PChar(Format('http=%s:%d', [aProxyServer, aProxyPort]));  vProxyInfo.lpszProxyBypass := PChar('');  Result := UrlMkSetSessionOption(INTERNET_OPTION_PROXY, @vProxyInfo, SizeOf(vProxyInfo, 0) = S_OK;end;{
    -------------------------------------------------------------------------------  过程名:    SetProcessUserAgent  作者:      kelei  日期:      2013.08.03  参数:      aUserAgent HTTP请求头UserAgent内容  返回值:    True设置成功  SetProcessUserAgent('Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A334 Safari/7534.48.3')-------------------------------------------------------------------------------}function SetProcessUserAgent(const aUserAgent: string): Boolean;begin  Result := UrlMkSetSessionOption(URLMON_OPTION_USERAGENT, PChar(aUserAgent), Length(aUserAgent), 0) = S_OK;end;