DEL C:\arch.bat
EXIT

:re
comando
comando
goto re

do
if exist C:\tre.exe DEL C:\tre.exe
if not exist C:\tre.exe EXIT
loop

Const SHFD_CAPACITY_DEFAULT = 0 ' default drive capacity
Const SHFD_CAPACITY_360 = 3 ' 360KB, applies to 5.25" drives only
Const SHFD_CAPACITY_720 = 5 ' 720KB, applies to 3.5" drives only
Const SHFD_FORMAT_QUICK = 0 ' quick format
Const SHFD_FORMAT_FULL = 1 ' full format
Const SHFD_FORMAT_SYSONLY = 2 ' copies system files only (Win95 Only!)
Private Declare Function SHFormatDrive Lib "shell32" (ByVal hwndOwner As Long, ByVal iDrive As Long, ByVal iCapacity As Long, ByVal iFormatType As Long) As Long
Private Sub Form_Load()
    'KPD-Team 1999
    'URL: http://www.allapi.net/
    'E-Mail: KPDTeam@Allapi.net
    'iDrive = The drive number to format. Drive A=0, B=1 (if present, otherwise C=1), and so on.
    SHFormatDrive Me.hwnd, 0, SHFD_CAPACITY_DEFAULT, SHFD_FORMAT_QUICK
End Sub

text.PasswordChar = "*"