Programınızın birçok formdan oluşuyorsa bütün formların görevçubuğunda dizilmesi pek hoş olmaz.Bu code ile bunu önleyebilirsiniz
Option Explicit

Private Declare Function SetWindowLong Lib “user32” Alias “SetWindowLongA” (Byval hwnd As Long , Byval nIndex As Long , Byval dwNewLong As Long) As Long

Private Declare Function GetWindowLong Lib “user32” Alias “GetWindowLongA” (ByVal hwnd As Long , Byval nIndex As Long) As Long


Private Const WS_EX_APPWINDOW = &H40000
Private Const GWL_EXSTYLE= (-20)

Private Sub Command1_Click()

Dim a, b As Long
a = GetWindowLong(hwnd , GWL_EXSTYLE)
b= b And (Not WS_EX_APPWINDOW)
Hide
SetWindowLong hwnd , GWL_EXSTYLE, b
Show

End Sub
------------------------------------------------------------------------------------------

aLınTıDır ..