form1.frm

上传的包含两个文件

VERSION 5.00
Begin VB.Form Form1 
   BackColor       =   &H00FFFFFF&
   Caption         =   "Form1"
   ClientHeight    =   4275
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   6975
   LinkTopic       =   "Form1"
   ScaleHeight     =   4275
   ScaleWidth      =   6975
   StartUpPosition =   3  '窗口缺省
   Begin VB.Timer Timer1 
      Enabled         =   0   'False
      Interval        =   200
      Left            =   240
      Top             =   360
   End
   Begin VB.CommandButton Command2 
      Caption         =   "退出"
      Height          =   615
      Left            =   4560
      TabIndex        =   1
      Top             =   3120
      Width           =   855
   End
   Begin VB.CommandButton Command1 
      Caption         =   "开始"
      Height          =   615
      Left            =   1440
      TabIndex        =   0
      Top             =   3120
      Width           =   855
   End
   Begin VB.Image Image3 
      Height          =   2205
      Left            =   -720
      Picture         =   "Form1.frx":0000
      Stretch         =   -1  'True
      Top             =   0
      Width           =   1680
   End
   Begin VB.Image Image2 
      Appearance      =   0  'Flat
      Height          =   2205
      Left            =   5160
      Picture         =   "Form1.frx":1AEA
      Stretch         =   -1  'True
      Top             =   0
      Visible         =   0   'False
      Width           =   1680
   End
   Begin VB.Image Image1 
      Appearance      =   0  'Flat
      Height          =   2205
      Left            =   3360
      Picture         =   "Form1.frx":3AD1
      Stretch         =   -1  'True
      Top             =   0
      Visible         =   0   'False
      Width           =   1680
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
If Command1.Caption = "开始" Then
   Timer1.Enabled = True
   Command1.Caption = "停止"
Else
   Timer1.Enabled = False
   Command1.Caption = "开始"
End If
End Sub

Private Sub Command2_Click()
Timer1.Enabled = False
End
End Sub

Private Sub Image3_Click()

End Sub

Private Sub Timer1_Timer()
If Image3.Left > Form1.ScaleWidth Then
  Image3.Left = Form1.ScaleLeft - 800
End If
Image3.Move Image3.Left + 200
If Image3.Picture = Image1.Picture Then
     Image3.Picture = Image2.Picture
Else
     Image3.Picture = Image1.Picture
End If
End Sub