Public Declare Function SendMessage Lib "User32" Alias       "SendMessageA" ( _
  ByVal hwnd As Long, ByVal wMsg As Long,       ByVal wParam As Integer, ByVal _
  lParam As Long) As Long
 
 
Declare Function capCreateCaptureWindowA Lib "avicap32.dll" (ByVal _
  lpszWindowName As String, ByVal dwStyle As Long, ByVal X As Long, ByVal Y As _
  Long, ByVal nWidth As Long, ByVal nHeight As Integer, ByVal hWndParent As _
  Long, ByVal nID As Long) As Long
Declare Function capGetDriverDescriptionA Lib "avicap32.dll" (ByVal wDriver As _
Integer, ByVal lpszName As String, ByVal cbName As Long, ByVal lpszVer As _
String, ByVal cbVer As Long) As Boolean