新手提问，急

我改以前的一个程序，这个对象的left等属性修改后不起作用，图片按钮的位置没有变化是为什么？
 object Image4: TImage
    Left = 863
    Top = 690
    Width = 29
    Height = 20
    Cursor = crHandPoint
    AutoSize = True
    ParentShowHint = False
    Picture.Data = {
      07544269746D617016070000424D160700000000000036000000280000001D00
      0000140000000100180000000000E0060000C40E0000C40E0000000000000000
      0000D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1404040404040D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1404040409898404040C7C7C7D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1000000
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1404040409898000000
      BFBFBFD1D1D1C7C7C7D1D1D1D1D1D1D1D1D1000000D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D14040404098987F7F7F7F7F7FFFFFFFFFFFFFC7C7
      C7D1D1D1000000000000D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D140404040989800FFFF000000BFBFBFFFFFFFFFFFFFC7C7C7000000D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D140404040404040989800FFFFFF
      FFFF000000BFBFBFFFFFFFFFFFFFC7C7C7D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D100D1D1D1D1D1D14040404098987F7F7F00FFFFFFFFFF00FFFF000000000000
      FFFFFFFFFFFFC7C7C7D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1
      40989800FFFFBFBFBFFFFFFF00FFFFFFFFFF0000007F7F7F000000FFFFFFD1D1
      D1D1D1D1000000000000000000000000000000D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D140989800FFFFBFBF
      BF00FFFFFFFFFF00FFFF000000BFBFBF000000FFFFFFC7C7C7D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1409898DFDFDFBFBFBFFFFFFF00FFFFFF
      FFFF000000000000FFFFFFFFFFFFC7C7C7D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D100D1D1D1D1D1D1D1D1D140989840989800FFFFFFFFFF00FFFF000000BFBFBF
      FFFFFFFFFFFFC7C7C7000000D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D140989800FFFFFFFFFF000000D1D1D1DFDFDFDFDFDFC7C7
      C7D1D1D1000000D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D140989800FFFF7F7F7FC7C7C7D1D1D1DFDFDFC7C7C7D1D1D1D1D1D100
      0000D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D140
      989800FFFF404040D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1000000D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1409898C7C7C7
      404040C7C7C7D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1000000D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1404040404040D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D100D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1D1
      D100}
    ShowHint = True
    Stretch = True
    Transparent = True
    OnClick = Image4Click