I want to hide the main access window and just show my form, but I don't understand what I need form this code I found on the web to make it work??

VB Code:
  1. Global Const SW_HIDE = 0
  2. Global Const SW_SHOWNORMAL = 1
  3. Global Const SW_SHOWMINIMIZED = 2
  4. Global Const SW_SHOWMAXIMIZED = 3
  5.  
  6.  
  7. Private Declare Function apiShowWindow Lib "user32" _
  8.     Alias "ShowWindow" (ByVal hwnd As Long, _
  9.           ByVal nCmdShow As Long) As Long
  10.  
  11. Function fSetAccessWindow(nCmdShow As Long)
  12. 'Usage Examples
  13. 'Maximize window:
  14. '       ?fSetAccessWindow(SW_SHOWMAXIMIZED)
  15. 'Minimize window:
  16. '       ?fSetAccessWindow(SW_SHOWMINIMIZED)
  17. 'Hide window:
  18. '       ?fSetAccessWindow(SW_HIDE)
  19. 'Normal window:
  20. '       ?fSetAccessWindow(SW_SHOWNORMAL)
  21. '
  22. Dim loX  As Long
  23. Dim loForm As Form
  24.     On Error Resume Next
  25.     Set loForm = Screen.ActiveForm
  26.     If Err <> 0 Then 'no Activeform
  27.       If nCmdShow = SW_HIDE Then
  28.         MsgBox "Cannot hide Access unless " _
  29.                     & "a form is on screen"
  30.       Else
  31.         loX = apiShowWindow(hWndAccessApp, nCmdShow)
  32.         Err.Clear
  33.       End If
  34.     Else
  35.         If nCmdShow = SW_SHOWMINIMIZED And loForm.Modal = True Then
  36.             MsgBox "Cannot minimize Access with " _
  37.                     & (loForm.Caption + " ") _
  38.                     & "form on screen"
  39.         ElseIf nCmdShow = SW_HIDE And loForm.PopUp <> True Then
  40.             MsgBox "Cannot hide Access with " _
  41.                     & (loForm.Caption + " ") _
  42.                     & "form on screen"
  43.         Else
  44.             loX = apiShowWindow(hWndAccessApp, nCmdShow)
  45.         End If
  46.     End If
  47.     fSetAccessWindow = (loX <> 0)
  48. End Function