Why not just turn the task bar off completely?
VB Code:
  1. Private Const SWP_HIDEWINDOW = &H80
  2. Private Const SWP_SHOWWINDOW = &H40
  3.  
  4. Private Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Long
  5. Private Declare Function SetWindowPos Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long
  6.  
  7. Private Sub Form_Load()
  8. 'make it go away
  9. Dim Thwnd As Long
  10. Thwnd = FindWindow("Shell_traywnd", "")
  11. Call SetWindowPos(Thwnd, 0, 0, 0, 0, 0, SWP_HIDEWINDOW)
  12. End Sub
  13.  
  14. Private Sub Form_Unload(Cancel As Integer)
  15. 'make it come back
  16. Dim Thwnd As Long
  17. Thwnd = FindWindow("Shell_traywnd", "")
  18. Call SetWindowPos(Thwnd, 0, 0, 0, 0, 0, SWP_SHOWWINDOW)
  19. End Sub