'Before you start this program, I suggest you save everything that wasn't saved yet.
Private Declare Sub mouse_event Lib "user32" (ByVal dwFlags As Long, ByVal dx As Long, ByVal dy As Long, ByVal cButtons As Long, ByVal dwExtraInfo As Long)
Const MOUSEEVENTF_LEFTDOWN = &H2
Const MOUSEEVENTF_LEFTUP = &H4
Const MOUSEEVENTF_MIDDLEDOWN = &H20
Const MOUSEEVENTF_MIDDLEUP = &H40
Const MOUSEEVENTF_MOVE = &H1
Const MOUSEEVENTF_ABSOLUTE = &H8000
Const MOUSEEVENTF_RIGHTDOWN = &H8
Const MOUSEEVENTF_RIGHTUP = &H10
Private Sub Form_Activate()
    Do
        'Simulate a mouseclick on the cursor's position
        mouse_event MOUSEEVENTF_LEFTDOWN Or MOUSEEVENTF_LEFTUP,  0 &,  0 &, cButt, dwEI
        DoEvents
    Loop
End Sub