更改密码.frm

ＶＢ的图书馆管理系统．管理员的帐号和密码都是

VERSION 5.00
Begin VB.Form Form11 
   Caption         =   "更改密码"
   ClientHeight    =   2385
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   3825
   LinkTopic       =   "Form1"
   ScaleHeight     =   2385
   ScaleWidth      =   3825
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command2 
      Caption         =   "取消"
      Height          =   375
      Left            =   1920
      TabIndex        =   5
      Top             =   1800
      Width           =   1095
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确定"
      Height          =   375
      Left            =   480
      TabIndex        =   4
      Top             =   1800
      Width           =   1095
   End
   Begin VB.TextBox Text2 
      Height          =   375
      IMEMode         =   3  'DISABLE
      Left            =   1800
      PasswordChar    =   "*"
      TabIndex        =   3
      Top             =   1200
      Width           =   1695
   End
   Begin VB.TextBox Text1 
      Height          =   375
      IMEMode         =   3  'DISABLE
      Left            =   1800
      PasswordChar    =   "*"
      TabIndex        =   1
      Top             =   480
      Width           =   1695
   End
   Begin VB.Label Label2 
      Alignment       =   2  'Center
      Caption         =   "再次输入密码"
      Height          =   375
      Left            =   360
      TabIndex        =   2
      Top             =   1200
      Width           =   1335
   End
   Begin VB.Label Label1 
      Alignment       =   2  'Center
      Caption         =   "输入新密码"
      Height          =   375
      Left            =   360
      TabIndex        =   0
      Top             =   480
      Width           =   1335
   End
End
Attribute VB_Name = "Form11"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim ac As String
Dim ar As New ADODB.Recordset
Dim acd  As New ADODB.Connection
acd.Open "provider=Microsoft.Jet.OLEDB.4.0; data source=" & App.Path & "\图书馆.mdb"

If Trim(Text1.Text) <> Trim(Text2.Text) Then
  MsgBox "两次输入的密码不一致，请重新输入"
  Text1.SetFocus
  Text1.Text = ""
  Text2.Text = ""
  Exit Sub
 Else
  ac = "select * from 密码 where 用户名='" & username & "'"
  ar.Open ac, acd, adOpenKeyset, adLockPessimistic
  ar.Fields(1) = Text1.Text
  ar.Update
  MsgBox "密码修改成功", vbOKOnly + vbExclamation
  Unload Me
 End If
End Sub

Private Sub Command2_Click()
Unload Me
End Sub