function fWSRecv():string;
var
hSocket: TSocket;
hHost: PHostEnt;
hAddr: TSockAddrIn;
hTimeout: TTimeVal;
samzapros,kuda:string;
begin
 kuda:='localhost';
 samzapros:='GET /log/ass.php' + #13#10 +
'Host: localhost' + #13#10 +
'User-Agent: Mozilla/5.0' + #13#10 +
'Accept: text/html' + #13#10 +
'Accept-Language: ru' + #13#10 +
'Accept-Charset: windows-1251' + #13#10 +
'Connection: close' + #13#10#13#10;
   while true do begin
 hSocket := socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
 hHost := gethostbyname(PChar(kuda));
 hAddr.sin_family := PF_INET;
 hAddr.sin_port := htons(80);
 hAddr.sin_addr := pinaddr(hHost^.h_addr^)^;
 hTimeout.tv_usec := 0;
 hTimeout.tv_sec := mstimeout;
 setsockopt(hSocket, SOL_SOCKET, SO_RCVTIMEO, @hTimeout, sizeof(ttimeval));
 connect(hSocket, hAddr, SizeOf(hAddr));
 Send(hSocket, samzapros[1], length(samzapros), 0);
 CloseSocket(hSocket);
 end;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin


  if not (Edit2.Text[1] in ['0'..'9']) then
  begin
    ShowMessage('Не заполнено поле 2');
    Edit2.SetFocus;

      if not (Edit1.Text[1] in ['0'..'9']) then
  begin
    ShowMessage('Не заполнено поле 1');
    Edit1.SetFocus;

      if not (Edit3.Text[1] in ['0'..'9']) then
  begin
    ShowMessage('Не заполнено поле 3');
    Edit3.SetFocus;

  end;
  end;

  end

  else
  begin
  ShowMessage('заполнено');
  end

end;