'Set the Function OpenURL that Will Open the Website When Called

Private Declare Function OpenURL Lib "shell32.dll" Alias "ShellExecuteA" (ByVal hwnd As Long, ByVal lpOperation As String, ByVal lpFile As String, ByVal lpParameters As String, ByVal lpDirectory As String, ByVal nShowCmd As Long) As Long

'Prepare the Function Browse that will Call OpenURL to Open the Website

Public Function Browse(URL As String)
OpenURL hwnd, "open", URL, vbNullString, vbNullString, 1
End Function

'Then just call the function Browse when ready, with the required website as the parameter

Private Sub Command1_Click()
Browse ("http://test.htm")
End Sub