unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtCtrls, ComCtrls,Mask, StdCtrls,strutils;

type
  TForm1 = class(TForm)
    CheckBox1: TCheckBox;
    Label1: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    UpDown1: TUpDown;
    UpDown2: TUpDown;
    Timer1: TTimer;
    Timer2: TTimer;
    procedure Timer1Timer(Sender: TObject);
    procedure UpDown1Click(Sender: TObject; Button: TUDBtnType);
    procedure UpDown2Click(Sender: TObject; Button: TUDBtnType);
    procedure Timer2Timer(Sender: TObject);
    procedure FormActivate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;