VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   6015
   ClientLeft      =   60
   ClientTop       =   420
   ClientWidth     =   7830
   LinkTopic       =   "Form1"
   ScaleHeight     =   6015
   ScaleWidth      =   7830
   StartUpPosition =   3  'Windows Default
   Begin VB.ListBox lst 
      BackColor       =   &H00FFFFFF&
      ForeColor       =   &H00400000&
      Height          =   1620
      Index           =   2
      Left            =   240
      TabIndex        =   2
      Top             =   3840
      Width           =   2415
   End
   Begin VB.ListBox lst 
      BackColor       =   &H00FFFFFF&
      ForeColor       =   &H00400000&
      Height          =   1620
      Index           =   1
      Left            =   240
      TabIndex        =   1
      Top             =   2040
      Width           =   2415
   End
   Begin VB.ListBox lst 
      BackColor       =   &H00FFFFFF&
      ForeColor       =   &H00400000&
      Height          =   1620
      Index           =   0
      Left            =   240
      TabIndex        =   0
      Top             =   240
      Width           =   2415
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Sub Form_Load()

  lst(0).AddItem ("ABCD")
  lst(0).AddItem ("EFGH")
  lst(0).AddItem ("IJKL")
  lst(0).AddItem ("MNOPQ")
  

  lst(1).AddItem ("ABCD")
  lst(1).AddItem ("EFGH")
  lst(1).AddItem ("IJKL")
  lst(1).AddItem ("MNOPQ")
  

  lst(2).AddItem ("ABCD")
  lst(2).AddItem ("EFGH")
  lst(2).AddItem ("IJKL")
  lst(2).AddItem ("MNOPQ")
  
  
End Sub

Private Sub Lst_Click(Index As Integer)
Dim ctl As Control
For Each ctl In lst
If ctl.Index <> Index Then
ctl.ListIndex = "-1"
End If
Next ctl
End Sub