Private Sub 用户登陆_Click()
Dim stemp As String
If IsNull(Me![密码]) Then
MsgBox "请输入密码!", vbInformation, "输入密码"
Me![密码].SetFocus
Else
If IsNull(Me.Text6) Then
MsgBox "请输入用户名!", vbInformation, "提示"
Else
If Me.Text6 = DLookup("用户名", "系统用户", "密码='" & [密码] & "'") Then
Dim stDocName As String
Dim stLinkCriteria As String